Work-Kinetic Energy Theorem

The net work done by a net force acting on an object is equal to the change in the kinetic energy of the object.

• Force-Work Theorem
• Work-Kinetic Energy Theorem
• Force-Kinetic Energy Theorem
• Work-Force Theorem

When my velocity triples, my kinetic energy increases by ______ times.

• 9
•  3 
• 1.5
• 4.5

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

True or false: the net work done on a body is equal to its change in kinetic energy.

• True
• False

Tags

NGSS.HS-PS3-1

What does work equal when the final change in kinetic energy equals 20,000 J for an object that was picked up vertically from the ground at rest?

• 0J

• 2041J

• 20,000J

• 4164931J

Tags

NGSS.HS-PS3-1

A ball is thrown up into the air. If the zero point is at the max height of the ball, what kind of energy does the ball have at the very top?

• Kinetic Energy

• Gravitational Potential Energy

• Spring Potential Energy

• No Energy

Tags

NGSS.MS-PS3-2

Which of the following statements are true about work?

• Work is a form of energy transfer.

• A Watt is the standard metric unit of work.

• Work is a time-based quantity; it is dependent upon how fast a force displaces an object.

• None of these.

Which of the following statements are true about kinetic energy?

• None of these

• Kinetic energy is the form of mechanical energy which depends upon the position of an object.

• If an object is at rest, then it does not have any kinetic energy.

• If an object is on the ground, then it does not have any kinetic energy.

Tags

NGSS.HS-PS3-2

Which of the following statements are true about potential energy?

• Both gravitational and elastic potential energy are dependent upon the speed of an object.

• Moving objects cannot have potential energy.

• None of these

• Potential energy is the energy stored in an object due to its position.

Tags

NGSS.MS-PS3-2

Work and Kinetic Energy both involve

• gravitational potential energy

• inertia

• motion

• equalities

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

NGSS.HS-PS3-3

Potential energy ________ when objects move from a low position to a higher position.

• decreases

• increases

• goes away

• does not exist

Tags

NGSS.MS-PS3-2