Kinematics Skills Review and Conservation of Energy

An analog telephone transfers sound energy into_______.

• electrical

• mechanical

• kinetic

• potential

A pendulum has the most kinetic energy when?

• at the top of its swing

• at the bottom of its swing

According to the Law of Conservation of Energy, when one form of energy is transformed into another, __________ energy is destroyed in the process.

• no

• some

• all

Whenever a moving object experiences friction, some of its kinetic energy is transformed into __________ energy.

• thermal

• electrical

• nuclear

• mechanical

Which graph represents zero acceleration (constant velocity)?

• A
• B
• C
• D

Tags

CCSS.8.EE.B.5

What is happening between 4 and 5 seconds?

• The object is slowing down in a negative direction.
• The object is slowing down in a positive direction.
• The object is slowing down in a negative direction.
• The object is speeding up in a negative direction.

Tags

CCSS.HSF.IF.B.4

What does this graph represent?

• Constant Speed
• Acceleration
• Deacceleration
• Not moving

What is happening at C?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Slower steady speed; moving away from the starting position

What is happening at D?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Slower steady speed; moving away from the starting position

The SI unit for length or distance is

• foot (ft)
• inch (in)
• mile (mi)
• meter (m)