U2 Work, Energy, and Power Vocabulary

What is the formula for calculating work?

• Work = force * distance

• Work = mass * speed

• Work = energy * time

• Work = mass * height

How is power defined in terms of work and time?

• Power = work * time

• Power = work / time

• Power = time / work

• Power = force * distance

What is the ability to do work called?

• Power

• Energy

• Force

• Distance

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-3

Which formula represents kinetic energy?

• K = 1/2 * mass * velocity^2

• K = mass * height

• K = mass * speed

• K = force * distance

What type of energy is stored in an object due to its position?

• Kinetic Energy

• Potential Energy

• Mechanical Energy

• Electric Potential Energy

Tags

NGSS.MS-PS3-2

What is the formula for gravitational potential energy?

• GPE = mass * gravity * height

• GPE = 1/2 * mass * velocity^2

• GPE = mass * speed

• GPE = force * distance

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

Mechanical energy is the sum of which two types of energy?

• Kinetic energy and potential energy

• Kinetic energy and electric potential energy

• Potential energy and spring constant

• Gravitational potential energy and electric potential energy

What does the Work-Kinetic Energy Theorem state?

• The work done on an object by a net force equals the change in kinetic energy of the object

• The work done on an object by a net force equals the change in potential energy of the object

• The work done on an object by a net force equals the change in mechanical energy of the object

• The work done on an object by a net force equals the change in gravitational potential energy of the object

What is the spring constant?

• The ratio of the force affecting the spring to the displacement caused by it

• The ratio of the mass affecting the spring to the displacement caused by it

• The ratio of the energy affecting the spring to the displacement caused by it

• The ratio of the speed affecting the spring to the displacement caused by it

Tags

NGSS.HS-PS2-1

What does the Law of Conservation of Energy state?

• Energy can neither be created nor destroyed, but can be changed from one form to another

• Energy can be created but not destroyed

• Energy can be destroyed but not created

• Energy can neither be created nor destroyed, and cannot change form

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

NGSS.HS-PS3-4