Kinetic Energy

As mass decreases, kinetic energy increases.

• True

• False

As a car slows down, its kinetic energy increases.

• True

• False

Kinetic energy is the energy of (a)   .

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which would increase the kinetic energy of a wagon? Select all that apply

• Add mass to the wagon.

• Decrease the mass of the wagon.

• Increase the speed of the wagon

• Decrease the speed of the wagon.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

A dump truck, a sports car, and a bicycle are traveling at the same velocity. Which is true?

• They all have the same kinetic energy.

• The sports car has the most kinetic energy.

• The bicycle has the least kinetic energy.

• More information is needed to compare their kinetic energy.

Tags

NGSS.HS-PS3-2

Which has kinetic energy?

• a tank of gasoline

• a moving car

• a battery

• water in a reservoir

Tags

NGSS.MS-PS3-1

Which type of energy does an object not have if it is not moving?

• kinetic energy

• gravitational potential energy

• elastic potential energy

• chemical potential energy

Tags

NGSS.MS-PS3-1

Which indicates what happens to the kinetic energy when the mass of a moving object increases?

• The kinetic energy does not change.

• The kinetic energy increases by the same factor as the mass increase.

• The kinetic energy increases by the square of the same factor as the mass increase.

• The kinetic energy decreases by the same factor as the mass increase.

Tags

NGSS.HS-PS3-2

Which indicates what happens to the kinetic energy of an object when its speed increases?

• The kinetic energy does not change

• The kinetic energy increases by the same factor as the speed increase.

• The kinetic energy increases by the square of the same factor as the speed increase.

• The kinetic energy decreases by the same factor as the speed increase.

Tags

NGSS.MS-PS3-1

What two factors does kinetic energy depends on?

• speed and direction

• mass and distance

• mass and speed

• distance and position