A roller coaster is stationary at the top of a ramp.

What is the kinetic and potential energy of the roller coaster?

A. potential energy: zero
kinetic energy: zero

B. potential energy: high
kinetic energy: high

C. potential energy: high
kinetic energy: zero

D. potential energy: zero
kinetic energy: high

Answers

Answer 1
I think that the answer is B.

Related Questions

What is an advantage nuclear power has over solar or wind? *
Nuclear power is cheap.
Nuclear power is reliable.
Nuclear power is clean.
Nuclear power can be built anywhere.

Answers

B: reliable

nuclear power is not cheap or clean, it also cannot be built anywhere i don’t think if not b then i suppose try D next

Answer:

it more reliable

Explanation: Nuclear power is 2.5 to 3.5 more reliable than wind and solar

Plz help i'll award brailest to best answer

Answers

Answer:

1. Vibrations - the cause of sound

2. Prism - triangular, transparent solid that separates the colors of light.

3. Refract - bend

4. Rainbow - light refracted into the spectrum by raindrops.

5. Pigment - a coloring matter.

6. Pitch - the frequency of sound

7. Crest - the top of a light wave

8. Speed of light - 186,000 MPS.

9. Visible light spectrum - band of color that make up sunlight.

10. White - reflects all colors of light

A block of wood 3.0 cm on each side has a mass of 27 g. What is the density of this block?
(please explain I will mark brainliest)

Answers

Ok so the equation to find density is:
Density= mass/volume

So we know that the:
Mass= 27g
Volume= 3x3x3= 27cm^3

So you would do:
27/27= 1

So the answer is:
1g/cm^3

Hope this helps :)

Plants give off oxygen as part of photosynthesis. Explain the impact of this process on humans.

Answers

Answer:

Humans breathe in the oxygen that the plants produce, in return we breathe out carbon dioxide which is what plants breathe in so in total, we both are helping each other.

The process of photosynthesis is helpful for humans because it involves production of oxygen, essential for human lives.

The given problem is based on the process of photosynthesis and the effect of photosynthesis on humans.

The photosynthesis is the process  by which the green plants and other organisms utilize the sunlight to prepare nutrients from carbon dioxide and water.Photosynthesis in plants involve the green pigment known as Chlorophyll, which is responsible for the production of oxygen into the atmosphere.And humans breathe in the oxygen that the plants produce, in return we breathe out carbon dioxide which is what plants breathe in so in total, we both are helping each other.

Thus, we can conclude that the process of photosynthesis is helpful for humans because it involves production of oxygen, essential for human lives.

Learn more about the photosynthesis here:

https://brainly.com/question/1376764

Given a force of 90 N and a acceleration of 30 m/s/s, what is the object’s mass?

Answers

The object’s mass is 3
3 is the mass of the object

Rocks in the Earth's mantle contain a higher percentage of _______ and _______ than do rocks in the Earth's crust.
A- silicon and oxygen
B- iron and silicon
C- iron and magnesium
D- magnesium and oxygen

Answers

The Answer is C - iron and magnesium :)
the answer is c.......

what does an unconformity in a sequence of rock layers reveal about geologic history?
a. An organism went extinct during that time

b. a layer of rock might have eroded causing a gap in the record

c. the layers of rock cover hundreds of square miles

d. the new rock layers have been deposited very quickly

Answers

your answer will be “ b “
The answer will be b

Yall have helped a lot i just need help on this then ill be done for a while
Write a discussion post that contains the following:
Information about the magnetic field from the three websites you used.
What each author believes about the magnetic field.
What you believe about the magnetic field.
Citations for your three websites.

Answers

Answer:

f(x)=a(x - h)2 + k

Much like a linear function, k works like b in the slope-intercept formula. Like where add or subtract b would determine where the line crosses, in the linear, k determines the vertex of the parabola. If you're going to go up 2, then you need to add 2.

The h determines the movement horizontally. what you put in h determines if it moves left or right. To adjust this, you need to find the number to make the parentheses equal 0 when x equals -2 (because moving the vertex point to the left means subtraction/negatives):

x - h = 0

-2 - h = 0

-h = 2

h = -2

So the function ends up looking like:

f(x)=a(x - (-2))2 + 2

Subtracting a negative cancels the signs out to make a positive:

f(x)=a(x + 2)2 + 2Explanation:

if you traveled 45,000 meters at a velocity of 4.5 m/s how many hours would it take
Show an explanation

Answers

Answer:

i dnt knw to be hhonest

Explanation:

Answer:

This better be right You travel 4 miles down a road you get there in 2 hours what is the speed.

Explanation:

Explain the impact of objects in space on each other including: (1) the sun on the earth's and (2) the moon on the earth.

Answers

Answer: Its from 2. since are taking impact by the meteors.

Explanation:

(1) The sun impacts the Earth with gravity- the mass of the Sun keeps the Earth in orbit.
(2) The moon impacts the Earth with gravity. It keeps the two in orbit and also causes things like the tides.

What is the simplest way to build a graph of kinetic and potential energy?

Answers

Answer:

analize the levels of kinetic and potential energy and look up a guide to graph it and follow that

Explanation:

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