Science Fusion Unit 4

When your mom uses a blow dryer to dry her hair, what happens in the blow dryer?

• electrical energy turns into heat energy
• potential energy turns into electrical energy

Which item gives off LIGHT & SOUND energy?

• a flashlight
• a TV
• a radio
• a lamp

True or False:
Potential Energy is stored energy.

• true
• false

True or False:
Kinetic Energy is the energy of motion.

• true
• false

True or False:
Electrical energy can change into light energy

• true
• false

True or False: Mechanical energy changes as an object is in motion.

• true
• flase

On your bed you have: a blanket, a book, and a flashlight (that is still turned on). Which statement is true?

• the book has kinetic energy
• the flashlight has light energy
• the blanket has sound energy
• all of the items have kinetic energy

What does this picture tell about how the light is hitting the mirror?

• it s reflecting- bouncing off
• it is being absorbed
• it is refracting- or bending 
• it is shinning 

In which kind of path does light travel?

• light curves
• light travels in straight lines
• light travels in small spheres
• light travels in a group

True or false: If you shine a flashlight down a hallway, the light will be seen around the corner

• true- the light can bend around the corner
• false- light travels in a straight line and will not bend