Quiz about energy (potential and kinetic)

Question 1

What is energy?

Accepted Answer

The ability to do work.

Answer

moving energy

Answer

stored energy

Answer

renewable energy

Question 2

What is potential energy?

Accepted Answer

stored energy

Answer

moving energy

Answer

renewable energy

Answer

non renewable energy

Question 3

What is kinetic energy?

Accepted Answer

moving energy

Answer

potential energy

Answer

stored energy

Answer

renewable energy

Question 4

What is a non renewable energy source?

Accepted Answer

coal

Answer

wind

Answer

solar

Answer

water

Question 5

What kind of energy is in a moving skateboard?

Accepted Answer

Kinetic

Answer

Potential

Question 6

What kind of energy is in a rock at the edge of a cliff?

Accepted Answer

Potential

Answer

Kinetic

Question 7

Which point has the most potential energy?

Accepted Answer

A

Answer

G

Answer

F

Answer

B

Question 8

Which 2 letters have the most kinetic energy

Accepted Answer

X & Z

Answer

W & Y

Question 9

How much potential energy is at the top of a hill on a rollar coaster ride

Accepted Answer

100%

Answer

50%

Answer

0%

Answer

20%

Question 10

At which point is potential energy greatest?

Accepted Answer

W

Answer

X

Answer

Y

Answer

Z

Question 11

Calculate the potential energy of a car with a mass of 2500 kg that is on a hill 100 meters above sea level and the gravity acceleration=10m/sec².

Accepted Answer

250000 J

Answer

248,000 J

Answer

2,451,663 J

Answer

248 J

Question 12

Lilly's cat ran through your yard. The cat has a mass of 5 kg. He is running at a speed of 3 m/s. What is the kinetic energy of the cat as he runs?

Accepted Answer

22.5 J

Answer

8.5 J

Answer

45 J

Answer

7.5 J

Question 13

A 5 Kg body is having a Kinetic energy of 250 J. What is the velocity of the body?

Accepted Answer

10 m/s

Answer

15 m/s

Answer

20 m/s

Answer

40 m/s

Question 14

What is the mass of a ball that has a kinetic energy of 115 J and is traveling at 9 m/s?

Accepted Answer

2.84 kg

Answer

1035 kg

Answer

23.5 kg

Answer

12.8 kg

Question 15

Energy due to motion is ____________ energy.

Accepted Answer

Kinetic

Answer

Potential

Answer

Energy

Answer

Friction

Question 16

The SI unit of work is?

Accepted Answer

Joules

Answer

Watts

Answer

Newtons

Answer

meters

Question 17

Alice kicks a soccer ball with a mass of 2.1 kg. The ball leaves the ground moving 30 meters per second. What is the kinetic energy of the soccer ball?

Accepted Answer

945 J

Answer

567 J

Answer

900 J

Answer

30 J

Question 18

kinetic energy = 1/2 x mass x speed²

potential energy = mass x gravity x height

gravity = 9.8 meters/second²

A rhinoceros is galloping through the savannah at 6 m/s. He has a mass of 700 kg. What is the rhino's kinetic energy?

Accepted Answer

12,600 J

Answer

706 J

Answer

4200 J

Answer

25,200 J

Question 19

Which unit do we use for potential and kinetic energy?

Accepted Answer

J

Answer

m/s

Answer

km/h

Answer

K

Question 20

Calculate the kinetic energy of a moving 4 kg object travelling at a velocity of 3 m/s.

Accepted Answer

18 J

Answer

36 J

Answer

12 J

Answer

6 J

Question 21

If you increase ________________ and _______________, then you will increase the object's amount of potential energy

Accepted Answer

weight, height

Answer

mass, speed

Answer

weight, velocity

Answer

mass, acceleration

Question 22

The faster an object moves, the ________ kinetic energy it has.

Accepted Answer

more

Answer

less

Answer

none of the above

Answer

all of the above

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