PLEASE PLEASE PLEASE HELP!!!!!!

ii. If a radar speed gun operates at a frequency of 3 x 1010 Hz (30 GHz), what
wavelength of electromagnetic radiation does it use? What kind of
electromagnetic wave does the radar gun use? (6 points)

Answers

Answer 1

Answer:

Read The explanation

Explanation:

f λ = c

λ = c/f

λ = 3 x 108/3 × 1010  

λ = .01 m or 1cm

This is within the range of micro waves.  

Radar guns use micro waves.


Related Questions

Wolves are predators for hares. The wolf population increases. What happens next? O A. The birthrate of wolves decreases. B. The death rate of hares increases. O C. The hare population increases. O D. The birthrate of hares increases.​

Answers

Answer:

B. the death rates of hares increases

Explanation:

when the predator population increases, the death rate of the prey population also increases

B because there’s more wolfs so they will eat more and hunt more making the population of the hare decrease making the death rate of hares increase.

Which property of water makes it helpful to use in car radiators?

Answers

Answer:

Specific heat capacity is the property of water that makes it useful in car radiators.

Explanation:

Water has a high specific heat capacity. So it is used as a coolant in car radiators and helps maintain temperature of car engines.

The greater tubercle of the humerus is more ______ than the lesser tubercle.

Answers

The humerus' greater tubercle is more medial than its smaller tubercle. It is positioned posterolateral to the humerus' lesser tubercle and laterally to the humerus' head. At the posterolateral side of the shoulder, one may feel the larger tubercle, which is the humerus' most lateral bony point.

Which tubercle is more medial, the greater or smaller one?

Even though it is smaller, the lesser tubercle is more noticeable than the greater one since it is located in front and faces medially and forward.

What is the humerus' larger tuberosity?

Two the rotator cuff muscles join to the greater tuberosity, a "bump" of bone near the top of a humerus. Because of this relationship, a fracture may also affect how well the rotator cuff functions.

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How do organs work together in the nervous system to allow a fish to react to stimuli in its environment?
A. External stimuli trigger signals that move through the gills to the gill filaments, which send signals to the brain.
B. The brain sends signals through the lymph nodes to the skin, where the muscles decide how to react.
C. The brain sends signals through the spinal cord, which sends signals to nerves in the central nervous system.
D. External stimuli trigger signals that move through the nerves to the brain, which processes the information.

Answers

Answer:

D. External stimuli trigger signals that move through the nerves to the brain, which processes the information.

Explanation:

The brain then sends signals through the spinal cord, which sends signals to nerves in the central nervous system. The muscles then decide how to react based on the signals from the central nervous system.

Explanation:

How do organs work together in the nervous system to allow a fish to react to stimuli in its environment?

A. External stimuli trigger signals that move through the gills to the gill filaments, which send signals to the brain.

B. The brain sends signals through the lymph nodes to the skin, where the muscles decide how to react.

C. The brain sends signals through the spinal cord, which sends signals to nerves in the central nervous system.

D. External stimuli trigger signals that move through the nerves to the brain, which processes the information.

What’s the answer to the question

Answers

Answer:

Homologous Structures

Could a man with Type O be the father of a Type AB child? Explain.

Answers

Answer:

No, because someone with blood type O has the genotype OO because O is recessive. One parents would need one allele to be A and the other parent would need one allele to be B for the child to be AB. But the man does not have an A or B allele, so it is not possible for him to be the father of a child with blood type AB.

Escribe al frente de cada uno de los siguientes ejemplos, el tipo de adaptación al que corresponden.

 Las personas que viven en zonas altas producen una mayor cantidad de glóbulos rojos. __________

 Las flores tienen colores vistosos para atraer los insectos. __________

 La rana Dendrobates azul, pequeño anfibio de la selva tropical suramericana, produce una exudación cutánea muy

venenosa contra sus enemigos. _________

 Las sepias, una especie de calamar, cuando van a aparearse cambian el color de su piel de rojo a un tono más brillante

y atigrado. __________

 Los reptiles regulan su temperatura mediante el desplazamiento de lugares de sol a los de sombra. _______

POR FAVOR ES URGENTE!!!
DOY CORONA AL Q ME AYUDE

Answers

Answer:

Rana y elefante marino guala☺☺☺☺☺☺☺☺☺☺☺

Explanation:

kndjd

6. Prepare a dichotomous key for the five fish in Figure 3.
REMEMBER: 1.) Each step has only two options. 2.) The options should be about the same characteristic.
Instead of ending with the family name for these fish, you should end with the numbers I, II, III, IV, and V. To
help you get started, I have given you the first pair of statements.
1.A.
B.
2.A.
Figure 3.
If the fish has a long, tube like body
If the fish does not have a tube like body
IV
******

Answers

A dichotomous key is a tool that can be used to identify organisms or objects in the natural world, such as plants, animals, or rocks. The dichotomous key for the given question is as follows in the explanation part.

What is a dichotomous key?

A dichotomous key may be characterized as a type of key that is significantly utilized for the identification of organisms based on a series of choices between alternative characters.

If the fish has a long, tube-like body: I and IV. If the fish does not have a tube-like body: II and V. If the fish has a spherical appearance: II and V.If the fish does not have a spherical appearance: I and IV. If the fish swims at a rapid speed: I and IV.If the fish does not swim at a rapid speed: II and V.Fish that possess proper gills: III and IV. Fish that do not possess proper gills: I and V. Fish that absorb more water: I and IV.Fish that do not absorb more water: II and V.

Therefore, the dichotomous key for the given question is well described above.

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Which force is a contact force?​

Answers

Answer:

B)A magnet pulling

hope it helps.

Hitting a baseball is a contact force

HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP

Answers

Answer:

B preciptation occurs

Explanation:

B precipitation generally occurs

which type of consumer eats only producers

Answers

Answer:

herbivores

Explanation:

Primary consumers make up the second trophic level. They are also called herbivores. They eat primary producers—plants or algae—and nothing else.

How do relationships among organisms help ecosystems thrive? Provide at least 6 sentences.

Answers

Relationships among organisms play a vital role in maintaining the balance and stability of ecosystems. These relationships can be categorized into three main types: mutualism, commensalism, and competition.

In mutualism, both species involved in the relationship benefit. For example, many plants have mutualistic relationships with pollinators, such as bees. The plants provide nectar as a food source for the bees, while the bees help to pollinate the plants, allowing them to reproduce.

In commensalism, one species benefits from the relationship while the other is neither helped nor harmed. The relationship between cattle and cattle egrets is an example of commensalism. The egrets feed on insects stirred up by the cattle as they graze, while the cattle are not affected by the presence of the egrets.

In competition, two or more species compete for the same limited resource. This can lead to the evolution of unique adaptations that allow a species to better exploit a particular resource, which in turn can lead to greater biodiversity in an ecosystem.

Predator-prey relationships also play an important role in ecosystems by controlling population sizes and helping to maintain balance within the ecosystem. In addition, decomposers break down dead organic matter and recycle nutrients, making them available for other organisms to use.

In summary, relationships among organisms in an ecosystem are vital for maintaining balance and stability, and ultimately ensuring the survival of the ecosystem.

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Coral reefs cover less than ___ of the ocean floor.
A)1%
B)2%
C)4%
D)3%

Answers

Answer:

c

Explanation:

Elena paints the back of the second aquarium it has a height of 1 3/4 feet the painted area is 5 5/6 square feet what is its length

Answers

Answer:

  3 1/3 ft

Explanation:

You want to know the length of an area that totals 5 5/6 square feet and is 1 3/4 feet high.

Area

The formula for the area of a rectangle is ...

  A = LW

Filling in the given values, we have ...

  5 5/6 = L·(1 3/4)

Solving for L gives ...

  L = (35/6)/(7/4) = (35/6)(4/7) = 140/42 = 10/3 = 3 1/3

The length of the painted area is 3 1/3 feet.

__

Additional comment

You might be asked to write the answer as a fraction: 10/3, or as a decimal: 3.33. In the latter case, you may need to round to tenths: 3.3.

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Mutations can have_____

Answers

Explanation:

Mutation can result in many different types of change in sequences. Mutations in genes can have no effect, alter the product of a gene, or prevent the gene from functioning properly or completely. Mutations can also occur in nongenic regions.

Based on current evidence, which of the following statements about gamma ray bursts is true? A. All those that we have detected occurred in distant galaxies.
B. They come primarily from the Milky Way's central black hole.
C. All gamma ray bursts are produced by supernovae.
D. They occur in the same types of close binary systems that produce X-ray bursts.

Answers

Based on the most recent data, gamma ray bursts are real. All of them occurred in far-off galaxies that we have found. There doesn't appear to be any other illumination that we can expect to detect from the sources of gamma ray bursts; they solely appear to emit gamma rays.

What produces gamma ray bursts?

Now, scientists are aware that "long bursts"—those lasting longer than two seconds—make up the great bulk of gamma-ray bursts. They are supposed to happen when a large star has run out of fuel. The star's core disintegrates into the a black hole when there is nothing to stop it from being crushed by its own gravity.

What takes place during a gamma-ray burst?

Directly directed gamma-rays would cause the ozone layer and a sizeable section of Earth's atmosphere to be destroyed. Photochemical haze would result from the chemical reactions that the burst's photons would trigger. This would significantly reduce the amount of cosmic ray protection we have.

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Purple flowers are dominant to yellow flowers. If a heterozygous purple flower to a homzygous dominant purple flower. What is the likelihood of this cross producing a flower with the recessive phenotype?

Answers

Answer:

K.Y.S

I  O E

S U L

S R F

Explanation:

What adaptations allow the same bacteria that live on Earth to live on the International Space Station (ISS)

Answers

In order to survive on the ISS, bacteria must be able to withstand the immense gravitational forces, exposure to radiation, lack of oxygen, and other environmental factors that are not present on Earth.

Fortunately, bacteria have evolved a variety of adaptations that allow them to survive and thrive in space.One of the most important adaptations for bacteria living on the ISS is the ability to survive in low-oxygen environments. The ISS has very low levels of oxygen, which are not conducive to most life forms. However, many bacteria have adapted to survive and reproduce in these conditions.

Bacteria have developed specialized metabolic pathways that enable them to use different sources of energy, such as carbon dioxide, sulphur, and nitrogen compounds, that are more abundant in the environment of the ISS than oxygen. This allows them to survive and reproduce in the low-oxygen environment of the ISS.

Bacteria have also developed the ability to tolerate the intense radiation exposure that is present on the ISS. Radiation can cause DNA damage and mutations, which can be fatal for bacteria. However, some bacteria have developed mechanisms to repair radiation-induced DNA damage, allowing them to survive and reproduce in the extreme environment of the ISS.

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What is the genotypic ratio of a heterozygous dihybrid cross?

Answers

The genotypic ratio is therefore = 1: 2: 1. As the name implies, a dihybrid cross involves mating two hybrid creatures with genes for two distinct features.

A dihybrid cross is a union of two organisms with heterozygosity for two different traits.

Male and female pea plants that are both heterozygously dominant for purple were crossed in a Punnett square. This cross's genotypic ratio is represented as 1:2:1. Each gene in both plants and animals carries two alleles, or variations, one from each parent.

Comparison of the two hybrid cross types. The homozygous recessive parent outnumbers the homozygous dominant parent. Similar to a dihybrid cross, a monohybrid cross results in an F1 generation that is entirely heterozygous and solely exhibits the dominant phenotype. However, The F2 generation's phenotypic ratio was found to be 3:1.

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What are some factors that increase the chance of a genetic mutation happening in your cells?

Answers

Errors in replication, exposure to ultraviolet radiation and exposure to chemicals are some factors that increase the chance of a genetic mutation happening in your cells.

A mutation or a genetic mutation is basically a change in the DNA sequence of a gene which leads to the production of something different. It  is able to create a permanent change to that particular gene's DNA sequence. Genetic variations are although important as they allow evolution in humans. They can also sometimes cause genetic disorders.

Replication is the process by which the DNA replicates itself. Sometimes errors happen in replication which can change the sequence of the DNA and cause mutations. Exposure to some environmental chemicals and also to ultraviolet radiation can cause mutation and alter the DNA sequence.

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According to the passage, a water treatment plant
I. cleans water before it goes to your house
II. cleans the dirty water that leaves your house
III. fills up the reservoir when it does not rain enough

Answers

Answer:

cleans the dirty water that leaves your house

Explanation:

i looked it up

If you don't have access to clean bottled water, you can make your water safe to drink by boiling it. Boiling them is the most effective approach to get rid of harmful bacteria, viruses, and parasites. Add a dash of salt to each quart or liter of boiled water. Thus, option B is correct.

What water treatment plant cleans the dirty water?

Any dirt, sand, dust, and other particles that fit inside the micron capacity of sediment filters are removed, along with any particulate matter that is visible. Also removed by sediment filters is turbidity in the water.

One of the most effective ways to cleanse water is with a RO Purifier. Reverse osmosis eliminates impurities by forcing water across a semipermeable membrane.

Therefore, cleans the dirty water that leaves your house.

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Design of Solution: Describe steps you could take to devlelop an eddective method for copying San Francisco sourdough bread. Assume that you have access to soudough starter and all the ingredients and equipment you need.

Answers

The Design of Solution that Describe steps you could take to develop an deductive method for copying San Francisco sourdough bread is given below:

ResearchExperiment with Sourdough StarterExperiment with Flour and HydrationMixing and FermentingShaping and BakingEvaluate and AdjustRepeat and refineWhat are the steps about?

In Research: The first step in developing an effective method for copying San Francisco sourdough bread is to research the traditional methods and techniques used to make this type of bread.

Experiment with Sourdough Starter: Next, you will need to experiment with different types of sourdough starter to find one that is similar to the starter used in San Francisco sourdough bread.

Experiment with Flour and Hydration: Once you have a starter that you are happy with, you will need to experiment with different types of flour and different hydration levels to find the right combination for your bread.

Mixing and Fermenting: Once you have your flour and hydration levels sorted, you will need to start mixing and fermenting your dough.

Shaping and Baking: Once your dough is fermented, you will need to shape it and prepare it for baking.

Evaluate and Adjust: Once your bread is baked, you will need to evaluate it and make any necessary adjustments.

Lastly, Repeat and refine: Repeat the process of making the bread and take note of the variations and results each time. Refine the process by making adjustments and tweaking the steps until you are satisfied with the end product.

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Which two elements are

mainly found in the inner

and outer core?

Answers

The solid inner core is made of mainly iron crystals with small amounts of nickel and heavier elements such as gold and platinum. The liquid outer core is a nickel iron alloy with small amounts of heavier elements.

Cobalamin, more commonly called vitamin B12, ______________________________. Question 50 options: is found abundantly in plant foods. when taken as a supplement, will increase metabolic functions, such as endurance performance. was one of the first parts of the B complex group to be discovered. is essential int he synthesis of DNA and in the development of red blood cells.

Answers

Cobalamin, or vitamin B12, is a water-soluble vitamin that is essential for human health. It is found abundantly in animal-derived foods, such as fish, meat, poultry, eggs, and dairy products, but it is not found in plant-based foods.

It is one of the first vitamins to be discovered and is part of the B-complex group of vitamins. Vitamin B12 plays a vital role in the synthesis of DNA, red blood cell development, and metabolic functions, such as endurance performance. When taken as a supplement, it can help to increase metabolic functions, such as endurance performance. It is also important for maintaining healthy nerve cells, as well as a healthy immune system.

Vitamin B12 deficiency can lead to anemia, fatigue, and cognitive decline. Therefore, it is important to ensure adequate intake of this essential vitamin, either through dietary sources or supplements. It is important to note that vitamin B12 is only found in animal-derived foods, so vegans and vegetarians should consider taking a vitamin B12 supplement to avoid deficiency.

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Ideal conditions for potato juice and hydrogen peroxide( your thoughts?)

Answers

Answer:

Preferably a well ventilated area, or someplace cool.

It began much more simply, with the synchronization of bodies: running when others run, laughing when others laugh, crying when others cry, or yawning when others yawn.

Answers

This section discusses a phenomenon called social synchronization, which is the propensity for people to mimic the actions and bodily reactions of those in their social group.

Running, laughing, sobbing, and yawning is only a few of the activities stated in the chapter that displays social synchrony.

According to research, social synchronization may take place in a wide range of contexts, such as sports teams, schools, and even online communities. It can also have a number of advantages, including enhancing group cohesion, lowering stress levels, and fostering happy feelings.

Social synchronization can be explained by the concept of social contagion, which is the spread of emotions and behaviors through a group, and the idea of mirror neurons, which are brain cells that respond to observed actions as if they were performed by the observer.

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If red hair requires 2 copies of a gene to show, what type of allele is red hair?


A. Recessive


B. Dominant

Answers

Answer:

a. recessive

Explanation:

Usually, If there is a dominant gene allele, you can have just one of a dominant gene and it will still show. Knowing that you needed two copies, the red hair is most likely a recessive allele.

Answer:

A is your answer

Explanation:

HRLP I ONLY HAVE 2 MINUTES JUST PLEASE GIVE A SIMPLE ANSWER

Answers

Answer:

i also think fault lines hope it's helps you

(il) Name the process that causes the change in the level of the water and the level of the
sucrose solution.

Answers

Answer: Osmosis

Explanation:

Answer: OSMOSIS

osmosis is the movement of water molecules from a solution with a high concentration of water molecules to a solution with a lower concentration of water molecules, through a cell's partially permeable membrane.

.

What is meant by monohybrid cross?

Answers

A specific form of a cross between two species known as a monohybrid cross only combines one trait at a time. For example, a pea plant hybrid between a tall and a short pea plant. the monohybrid cross-tat The genotype ratio under Mendelian inheritance is 1:2:1.

Two homozygous individuals with the opposing phenotype for a certain genetic trait make up a monohybrid cross.

A cross between two monohybrid features (TT and tt) is referred to as a monohybrid cross. One gene is passed on by the monohybrid cross. Using Punnett Square makes it straightforward to show. To examine the expression of heterozygous genes transferred from parents to homozygous offspring, geneticists use monohybrid crosses. For the monohybrid cross, Mendel first used a pair of pea plants with two unique traits: one tall and the other dwarf. Through the cross-pollination of tall and dwarf plants, tall plants were created. Each hybrid plant was quite tall. He referred to this generation as the first hybrid generation, and his offspring were designated as Filial1 or F1 progeny (F1). He conducted an experiment with each of the seven dissimilar pairs and discovered that all of the F1 offspring had the same pattern of behavior, acting just like one of the parents. There was not even one other parent character.

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Which statement best summarizes the central idea of the excerpt? A city planner in Omaha is writing a report to help explain changes in the waypeople of Omaha have preferred to get from place to place over the last 10years, and how the city could better encourage bicycling.Which of the graphics described below would best support this text?OA. A diagram explaining how bicycles convert the rider's effort intoforward motionB. A pie chart showing how many Omaha residents prefer travelingby bike versus by carC. A line graph showing the relationship between the supply andprice of new bicycles in OmahaD. A timeline showing how changes in bicycle technology haveaffected ridership over time WILL MARK BRAINLIESTGiven: isoceles trapezoid BEAR, Find AQ How did the event impact each of the United States and the Soviet Union ? Explain. Slove for the value of y URGENT PLZ HELPCmo puedes cambiar el desarrollo de una leyenda para crear una leyenda original?Question 9 options:A- Puedes cambiar los personajes del cuento original a personajes del futuro.B- Puedes cambiar los nombres y el lugar del cuento original.C- Puedes cambiar el argumento con un giro de la trama o el final del cuento original.D- Puedes cambiar el punto de vista de la trama de la leyenda. what does TCS foodmean?O Time Control for SanitizingTemperature Control for SanitiationO Time/Temperature Control for SafetyO/TimeTemperature Control for Salmonella The original selling price of a share stock was d dollars. The selling price for a share of the same stock at a later date was represented by the expression 1.05(0.85d). Which descriptions could explain what happened to the price of the share stock? Philip is twice as old as Annie. Paul is 4 years older than Phillip and Chris is 2 years younger than Annie. Which represents the order of the children by age, from oldest to youngest? A. Paul, Phillip, Annie, Chris B. Chris, Paul, Annie, Phillip C. Annie, Phillip, Paul, Chris D. Paul, Phillip, Chris, Annie 7 If J / 24 = K, thn J / 6 =. 4K. 2KC. KD. K/2E. K/4A. AB. BC. CD. DE. How does genetic engineering make producing insulin easier compared to when insulin was produced through using a cow pancreas? How do we solve the following:49=495;593;59305 Which countries were in the Soviet Union Please 1,2,3,4 please help me with this homework An 80% confidence interval is found to be (12, 20). What is the margin oferror?A. 4.B. 3.2C. 6.4D. 8 PLEASE SOS!! HELP LOLWhich of the following is not a source of income?A. Your annual salary for doing your jobB. The wages you receive after a work shiftC. Your monthly student loan payment D. The stipend you receive for doing an internship This graph represents the average number of animals that are seen in a veterinarian's office during the day.454035305 25202 1510456789HoursA) Circle the correct statement to make the sentence true:The point (1,10) represents (1 animal is seen in 10 hours OR 10 animals are seen in 1hour)B) Describe what the point (0,0) represents in this situation.C) Describe what the point (6, 60) would represent. Cash $14,692Owe Knapp College 10,981Owe Ashleys Boutique 1,682Owe Buzz Electronics 787Jewelry 2,575Lauren Juliana has been saving and would now like to purchase a boat. She does not have enough to pay cash, so she has contacted a lending institution about purchasing on credit. The lending institution has asked her to begin the loan process by completing a net worth statement. Prepare a net worth statement for Lauren Juliana. Select Current Date in the appropriate field to indicate todays date. In each section, enter items in descending order of amount Find x and y Pythagorean theorem At a _________ light, after checking to the rear, stop before entering the intersection or at the stop bar. If the stop cannot be made safely, proceed through the intersection with caution.