M Chapter 5

When a bat hits a baseball, which of the following is transferred from the bat to the ball?

• work
• force
• energy
• electrical energy

As a baseball flies through the air after being hit, which of the following types of energy does it have?

• potential energy
• mechanical energy
• kinetic energy
• chemical energy

Which of the following is the formula for finding kinetic energy?

• KE = m/v
• KE = mv²/2
• KE = mv/2
• KE = v/2

What is the force that opposes motion between two surfaces that are touching called?

• friction
• nuclear fission
• kinetic energy
• electrical energy

What happens when electrical energy is changed to thermal energy?

• an energy change takes place
• a force change takes place
• an energy conversion takes place
• an electrical conversion takes place

When you eat fruits and veggies, which of the following types of energy are you taking in?

• thermal energy
• electrical energy
• sound energy
• chemical energy

Which of the following is a conversion from light energy to chemical energy?

• turning on a stove to heat dinner
• turning on a lamp
• growing an apple tree
• making toast in a toaster

The energy of motion is...

• kinetic energy
• potential energy
• gravitational potential energy
• light energy

The total energy of motion and position of an object is...

• mechanical energy
• thermal energy
• potential energy
• kinetic energy

The ability to do work is...

• sound energy
• electrical energy
• energy
• thermal energy