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GRADE 8 SCIENCE QUIZ

Total questions: 10

Worksheet time: 4mins

Name
Class
Date
1.

1. Which of the following best describes kinetic energy?

a)

A. Active energy

b)

B. Stored energy

c)

C. Energy in motion

d)

D. Stored and active

2.

2. Which of the following situations shows energy in motion?

a)

A. An orbiting fan

b)

B. A broom stick placed on a divan

c)

C. A student leaning on the chalkboard

d)

D. A bulletin board attached on the wall

3.

3. Which of the following situations shows stored energy or energy at rest?

a)

A. A traveling tricycles

b)

B. An athlete running on the field

c)

C. A flower vase placed on the table

d)

D. A laborer pushing a crate on the floor

4.

4. What is present in a revolving planet, a running car and an electron in an atom?

a)

A. Kinetic energy

b)

B.Nuclear energy

c)

C.Elastic potential energy

d)

D. Gravitational potential energy

5.

5. Which is true regarding an object that is moving faster?

a)

A . It has more kinetic energy

y

b)

B. It has more potential energy

c)

C. Its kinetic energy remains the same

d)

D. Its potential energy increases quadratic all

6.

6. Which of the following affects the gravitational potential energy of an object?

a)

A. Height and mass

b)

B. Mass and velocity

c)

C. Height and weight

d)

D. Velocity and height

7.

7. Two objects with different masses are placed on the same shelf. Which has more potential energy?

a)

A. The object with lesser mass

b)

B. The object with greater mass

c)

C. Both have the same amount of potential energy

d)

D. Neither has potential energy because they are not moving

8.

8. Which is true to both kinetic energy and potential energy?

a)

A. Both are mechanical energies

b)

B. Both can be created and destroyed

c)

C. Both cannot be transformed into another type of energy

d)

D. Both have mass, gravity, height and velocity as its components

9.

9. Which of the following statements is true regarding either potential or kinetic energy?

a)

A. The position of an object affects its potential energy.

b)

B. An object’s mass has no effect on its potential energy.

c)

C. The speed of an object does not determine its kinetic energy.

d)

D. The Earth’s gravity influence the kinetic energy of an object.

10.

10. If you increase the speed of the object, what quantity will increase?

a)

A. Kinetic energy

b)

B. Nuclear energy

c)

C.Elastic potential energ

d)

D. Gravitational potential energy