CAN ANYONE HELP ME???????????

CAN ANYONE HELP ME???????????

Answers

Answer 1

Answer:

D -- 12

Explanation:

Hope this helps! Please let me know if you need more help or think my answer is incorrect. Brainliest would be MUCH appreciated. Also remember to rate answers to help other students, While leaving thanks to answers that help you. Have a great day!


Related Questions

Infrared light is invisible because it has a wavelength that is ____________________ than the human eye can perceive.

Answers

Answer:

700 nanometer to one millimeter

What happens to the signal inside of the cell phone? Describe at least two kinds of transformations or changes that happen to the signal inside of cell phone.

Answers

Answer:

When you're talking on a cell phone, it converts your voice into a signal that is transmitted via radio waves to the nearest cell tower. The cell tower then relays the radio wave back to the person you're speaking to, converting it first to a signal and then back to sound again.

Explanation:

no explanation for you

but the answer is in the top!

If a rock on a cliff starts with 3,000 J of GPE and 0 J of KE and ends with 0 J of GPE and 5,000 J of KE, what law of physics would this violate?

Answers

The law of physics that this scenario would violate is the law of conservation of energy.

What is the law of conservation of energy?

The law of conservation of energy states that energy possessed by an object or physical body can neither be created nor destroyed but can only be transformed from one form to another.

This ultimately implies that, the energy possessed by the rock at the beginning must be equal to the energy possessed by the rock at the end in accordance with the law of conservation of energy.

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Suppose that you want to heat a gas so that its temperature will be as high as possible. Would you heat it under conditions of constant pressure or constant volume

Answers

According to Gay - Lussac's law, you should heat it under conditions of constant volume.

Ideal Gas

An ideal gas obeys the equation of state PV = nRT at all pressures, volume and temperatute.

According to Boyle's law, the volume of a gas is inversely proportional to the pressure while temperature is constant.

Also, according to Gay - Lussac's law, increase in temperature is direclty proportional to increase in pressure while volume remains constant.

Suppose that you want to heat a gas so that its temperature will be as high as possible. According to Gay - Lussac's law, you should heat it under conditions of constant volume.

Therefore, to heat a gas so that its temperature will be as high as possible, you should heat it under conditions of constant volume.

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What kind of particles exert electric force?

Answers

The particles which are in the field of forces means in the field line of forces they experience electric force.

Explanation:

Cause and Effect Reasoning Quick Check

1. Cells can repair small amounts of damage. In what situation-
[Answer: A person is exposed to large amounts of gamma rays.]
2. If a certain amount of time in the sun is dangerous for adults, what could-
[Answer: The adult and child would get the same damage per]
3. An individual must receive quite a lot of sun exposure over time to develop a high risk of cell damage. [Answer: A shorter exposure time to X-rays gives the same risk]
4. Ultraviolet light can damage a cell. Which exposure would most likely-
[Answer: 5 minutes of exposure to UVB light]
5. New vaccine studies are sometimes tested on pigs.
[Answer: Humans have an immune system very similar to pigs.]

Answers

The principle of cause and effect is applied in every life as is seen in damage caused to cells by exposure to large amounts of ultravoilet rays.

What is cause and effect?

Cause and effect refers to the principle in which for every effect received or observed, an underlying cause is present.

Based on cause and effect;

Cells can repair small amounts of damage caused when a person is exposed to large amounts of gamma rays.

If a certain amount of exposure time in the sun is dangerous for adults, would result in a similar damage to a child.

A lot of sun exposure over time will cause an individual to develop a high risk of cell damage just as a shorter exposure time to X-rays gives the same risk.

Ultraviolet light can damage a cell especially with over 5 minutes of exposure to UVB light.

New vaccine studies are sometimes tested on pigs because humans have an immune system very similar to pigs.

Therefore, cause and effect is applied in every activities.

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Question 1 of 25 Which produces the most energy?

Answers

Answer:

electric stuff

Explanation:

I didn't see any option choices so srry

Which of the following describes the conditions for an inelastic collision?
(A) momentum conserved, kinetic energy conserved
(B) momentum conserved, kinetic energy not conserved
(C) momentum not conserved, kinetic energy conserved
(D) momentum not conserved, kinetic energy not conserved

Answers

i believe its B) momentum conserved, kinetic energy not conserved

hope this helped

Answer: I think it is C.

Explanation: In an inelastic collision, the object hits the item and stays with it. Therefore, both momentum and kinetic energy need to be presen.t

Systems in the body interact to carry out life functions. The muscles of the body are part of the musculoskeletal system. Which system provides the impulses that cause the muscles to contract?
A.
circulatory
B.
integumentary
C.
respiratory
D.
nervous

Answers

D. nervous system!! hope this helps!!

If military strategists understand wave behavior, what impact could that have on the armed forces?

Answers

Answer:

they may find ways of solving wars without fighting

Explanation:

This is because when the military understand why the other nation is planning a war they can resolve it simply

What is the name for a supporting force that acts upward and in a direction perpendicular to a surface

Answers

That is called the normal force. Hoped it helped you :)

part b
The EPA examines six air pollutants to assess air quality. These pollutants are listed in the table. To learn more about them, conduct research using the search term "EPA six common air pollutants." Use your research to fill in the table.
part c
In 1970, the US Congress passed the Clean Air Act to combat increasing levels of harmful pollution in the atmosphere. The law was amended in 1977 and 1990 to make major improvements. Read a brief summary about the Clean Air Act. Then read about how our nation's air status and trends have changed since this law was passed. As you’re reading and scrolling through the nation’s air quality trends, list three positive or negative outcomes of the Clean Air Act.
part d
This image from the EPA shows the projected benefits and costs from the most recent amendments to the Clean Air Act. A net improvement in economic welfare is projected because cleaner air leads to better health and productivity for American workers. It also reduces medical expenses for air pollution-related health problems.

Answers

Answer:

Part C is the first one and Part D is the second one. hope this helps you a lot because i did for me and I got a A+

Explanation:

Positive Outcome :

Cleaner lungs.

Decreased asthma and allergies symptoms.

Improved skin appearance.

Helps digestion.

Psychological and emotional stabilizer.

Better mood and normalized sleep patterns.

Reduce chances of lung, heart, and arterial diseases.

Negative Outcome :

According to the EPA, when we are exposed to high levels of hazardous air pollutants for an extended period of time .

We face a greater risk of suffering serious health effects, including respiratory diseases, neurological disorders, reduced fertility, damage to our immune system, and increased risks of getting cancer.

One of the health hazards that suprised me is that outdoor pollution is associated with hearth attacks. I know that outdoor pollution causes lung problems whether that's asthma attacks or bronchitis, but I didn't know about heart attacks. Apparently, air pollution can trigger heart attacks, stroke, and irregular heart rhythms. People who are already at risk for these conditions are more likely to have any of those. Air pollution causes damage to the inside walls of your blood vessels, causing them to become narrower and harder. Along with that, there are many different positives and negatives that came from the Clean Air Act some of which are more of these one that I explained on the top.

A summary paragraph evaluating the Clean Air Act in terms of cost and effectiveness given below.

What is pollution?

The contamination of air or water or land by the human waste or chemicals is called as pollution.

Positive Outcomes are -

Cleaner lungs.Diminished asthma and sensitivities side effects.Further developed skin appearance.Helps absorption.Mental and close to home stabilizer.Better temperament and standardized rest designs.Lessen chances of lung, heart, and blood vessel illnesses.

Negative Outcome is -

As indicated by the EPA, when we are presented to elevated degrees of perilous air poisons for a lengthy timeframe .

We face a more serious gamble of experiencing serious wellbeing impacts, including respiratory sicknesses, neurological issues, decreased fruitfulness, harm to our insusceptible framework, and expanded dangers of getting malignant growth.

The outside contamination is related with hearth assaults. Open air contamination causes lung issues like asthma assaults or bronchitis . Air contamination can set off coronary episodes, stroke, and sporadic heart rhythms. Air contamination makes harm within walls of your veins, making them become smaller and harder.

Thus, the Clean Air Act is explained.

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What objects have orbital paths? A. the sun and stars
B. meteors and asteroids C. the planets and moons

Answers

Answer:

The planets and moons.

Explanation:

Planets follow an elliptical path around the sun (kinda oval shaped). Moons do the same to planets.

A strong permanent magnet is difficult to move along the aluminum plate, but the magnet does not stick to the plate. Why is it like that ?

Answers

Because of its crystal scructure, usually under normal circumstances aluminum is not magnetic.  This is why the magnet does not stick to the plate. The aluminium material is referred to as a paragmetic material, it shares this classification with other metals such as Lithium and Magnesium.


If a 2 meter diameter ball representing the Sun were placed in Center Circle in Indianapolis, how far away should the Earth be placed?

Answers

By applying the correspondent change of scale, we will see that Earth should be placed 214.8m away from the scale sun.

How far the Earth should be placed?

The real radius of the Sun is:

R = 696,340 km

And the radius of the scale Sun is 1m, then we have the relation:

1m = 696,340 km

1 = (1m/696,340 km)

Now, the real distance between the Sun and Earth is:

d = 149,600,000 km

If we apply the change of scale we have above, we will get:

d =  149,600,000 km*(1m/696,340 km) = 214.8m

So the Earth should be placed at 214.8m of the ball that represents the sun.

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HELP PLEASE ILL GIVE BRAINLY

Answers

It’s quieter because of all the matter inside of something like a seaweed bed The energy would be higher in something more out in the open

Which of the following are simple machines?
Select all that apply.

Answers

where aee the options

for eg .. of simple machine

wheel , screw etc..

Which shows the correct order of processes leading up to the formation of a main sequence star?

Answers

The processes leading up to the formation of a main sequence star is that gases condense to form a nebula, gravity causes the nebula to collapse.

What is a nebula?

It should be noted that nebula simply means a stellar nursery where the stars take birth. Also, gases condense to form nebula.

In this case, the processes leading up to the formation of a main sequence star is that gases condense to form a nebula, gravity causes the nebula to collapse and spin.

Lastly, a protostar forms and then nuclear fusion occurs.

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A toy train is going around a circular track of a radius of 1.2 m as shown on the diagram. The train takes 9 seconds to complete one lap of the circular track.
(a) Calculate the speed of the train

(B) on the diagram draw in the train's velocity and acceleration vectors at B. Label clearly.


(c) For the train to move in a circle like this there
must be a centripetal force acting on it.
Explain how this force is being produced

Answers

Explanation:

r=1.2, Period(T) = 9s

a) Speed(V) = ωr

ω = 2 x Pi(3.142) x frequency

frequency = 1/period

therefore; the frequency will be 1/9 = 0.1Hz

Therefore Speed(V) = 2 x 3.142 x 0.1 x 1.2=0.75m/s

C) Centripetal and centrifugal forces are the forces experienced by rotating objects. The centripetal force keeps an object moving in a circle and is always pointed toward the center of that circle. For instance, the gravitational force of the sun is a centripetal force that keeps the Earth orbiting around it. Its direction is always orthogonal to the motion of the body and towards the fixed point of the instantaneous center of curvature of the path.

He much current is needed to operate a radio with a power of 80 watts when a potential difference of 135v is applied across itl

Answers

Answer:

593 mAmps

Explanation:

Power = 80 watts =  VI

               80 = 135 I

                 80/135 = I =

please help me out !!
Space exploration costs the taxpayers of united states millions of dollars each year. However, it is the only way we will learn more information about space. Do you think the cost of space exploration is justified or should those tax dollars be spent elsewhere? Explain your answer.

Answers

The space exploration program should continue, and should receive continued generous annual funding.

The US space program has NEVER launched a capsule full of money into space. NEVER !  The money spent on the space program is paid to hundreds of thousands of employees and contractors who design, develop, build, and launch the spacecraft and the scientific equipment they carry.  

These people who get the money spend it to buy homes, cars, clothes, beer and bread, and send their children to school ... exactly the same things other Americans do with the money they earn on their jobs.

Just because the most visible product of this industry gets shot into space and never comes back does NOT mean that the money to do it is also lost forever.  It's taxpayer money that the government pours straight back into the nation's economy, through the hands of the workers and scientists who operate the US space program.  

A step-up transformer increases the voltage 20 timesIf the voltage of the primary coil is 100V_{i} what is the voltage of the secondary coll? Answer only a number without units or commas

Answers

Answer:

2000

Explanation:

well it is just   20 * 100 = 2000 v

Koto traveled 5,000 meters north from her house with an average velocity of 4.5 m/s. what was the time of her trip? (there are 60 seconds in 1 minute.) 18.5 minutes 20.4 minutes 2 hours 3 hours

Answers

Answer:

20.4 minutes

Explanation:

5000 m / (4 m/s) = 1250 seconds  

   1250 seconds / 60 seconds/minute = ~ 20.4 minutes

Time taken by Koto during her trip is (a) 18.5 minutes.  

The details given in the question:

The distance travelled by Koto = 5000 meters

Koto's average velocity = 4.5 meters/second

To calculate time of Koto's trip following formulae is used:

Time = Distance/Velcoity

Time = 5000 meters/4.5 meters*[tex]Seconds^{-1}[/tex]

Time = 1111.11 seconds or 18.5 minutes

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How does an object's acceleration change if the net force on the object is doubled?

A. The acceleration is cut in half.

B. The acceleration does not change.

C. The acceleration is doubled.

D. The acceleration is multiplied by four

Answers

Answer:

its acceleration is doubled.

Explanation:

If the mass is doubled, then acceleration will be halved.

**halved is to divide into two equal parts**

While electric current is flowing through a wire, what surrounds the wire?.

Answers

A material that doesn't conduct electricity well - such as a plastic/rubber covering, acting as the electrical insulator.

Hope this helps!

what is a super moon?

Answers

When a full Moon occurs at the closest point to Earth during its orbit, it appears larger and brighter, becoming what is commonly known as a 'supermoon'

You are riding a bicycle. if you apply a forward force of 172 n, and you and
the bicycle have a combined mass of 51 kg, what will be the forward
acceleration of the bicycle? (assume there is no friction.)
o a. 3.37 m/s2
b. 1.67 m/s2
c. 1.85 m/s2
d. 0.30 m/s2

Answers

Answer: D. 3.37m/s

Explanation:Just qnswerd iit

Which expression emphasizes the understanding that light can act in one of two different ways, depending on the situation?(1 point)

wave-particle duality

photoelectric effect

equal and opposite reasoning

least common denominator

Answers

Answer:

wave-particle duality

Explanation:

Answer:

1. How do scientists support claims about different models of light? (Answer: They collect evidence and make sure that the model)

2. In the photoelectric effect, electrons are ejected by matter (Answer: The energy from the waves of light coming from bright lights)

3. Light can be passed through two slits and projected onto a screen. (Answer: The spots are the result of interference, which happens with waves but not particles.)

4. Light travels from the stars to Earth. As light travels, it moves through etc etc... (Answer: This is not something that waves do because they need a medium to travel through)

5. Which expression emphasizeemphasizes the understanding that light can act in one of two (Answer: Wave-particle dualitduality)

6. Which is a statement of reasoning about the two-slit interference experiment? (Answer: When the electromagnetic wave peaks overlap)

--Your Welcome ig--

Sally and Suzy are moving into their first college dorm together. They are loading all their furniture onto a truck with a ramp that is 8 feet long.

How far is the back of the truck off the ground if the mecanical advantage of this ramp is 2?


A) .25 ft
B) 4 ft
C) 8 ft
D) 16 ft​

Answers

Answer:

B

Explanation:

Formula

Mechanical advantage = length of the ramp / height

Givens

Length of the ramp = 8

Mechanical advantage = 2

height = ?

Solution

2 = 8feet / height                                  Multiply both sides by height

2* height = 8 feet * height / height      Combine

2* height  = 8 feet                                 Divide by 2

2*height/2 = 8 feet/2                              

height = 4 feet.

A student draws the model shown below.



Which of these best compares the conditions at Location X and Location Y?
Answer

Answers

The statement that best compares conditions at Location X and Location Y is At Location x, there will be more daylight hours.

What are co-ordinate?

Generally, co-ordinates is the horizontal and vertical distances from the two reference axes are used to describe the position of a point on a coordinate plane

In conclusion, In the diagram, the student has created a model of the sun and the earth. Because the x point is pointing away from the sun, locations on point x receive more light than locations on point Y.

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