Energy Transfer

Front

Example of energy moving an object from place to place:

• water in a bowl
• wind blowing a grain of sand
• a batter ready to hit a baseball
• a drummer ready to hit a drum

Back

wind blowing a grain of sand

Front

What happens to some of the ball's energy when it hits the player's mitt?

Back

It changes to sound.

Front

Why did the sugar move when Addy pounded her fist on the table?

Back

Vibrations made by Addy's pounding transferred energy to the sugar.

Front

Which of the following can move energy from place to place?

• sound
• a moving baseball
• electric currents
• all of the above

Back

all of the above

Front

What type of energy moves through the wires of a closed circuit with a switch, battery, and bulb?

Back

electrical

Front

Which of these uses electric currents to move energy from place to place?

• a toaster
• a campfire
• a baseball bat
• the sun

Back

a toaster

Front

How does energy change when a player kicks a soccer ball to score a goal?

Back

The ball gains most of the energy of motion

Front

How was the ball's energy transformed when it hit the wall and bounced off?

Back

Some of it was changed to sound energy.

Front

Zoe picks up a book she left by a sunny window and notices the book is warm to the touch. What can Zoe conclude from her observation?

Back

light can transfer energy to objects and heat them

Front

What produced the sound when Sydney pushed the doorbell button?

Back

The force of her push CLOSED a circuit and caused a hammer to hit a bell.