Heat
Energy that makes things hotter is _________
HEAT
Energy that lets us see is ____________-
LIGHT
When an object blocks light, you have a _________.
SHADOW
Energy that you hear is ___________
SOUND
Name some sources of heat
SUN, FIRE, GAS
Objects that let light pass through; "see-through"
TRANSPARENT
TRUE!
Sound is made when something vibrates, which means it _______________
MOVES QUICKLY BACK AND FORTH
What does a THERMOMETER do?
measures heat in degrees Fahrenheit and Celsius
The word for something that blocks the light; the opposite of transparent
OPAQUE
How loud (lots of energy) or soft (less energy) something sounds is called ___________
VOLUME
The force made by rubbing two objects together; causes heat
FRICTION
TRUE OR FALSE: Light can be reflected or absorbed.
TRUE
When are shadows their shortest?
MID-DAY / AFTERNOON
How high or low a sound is is called ____________
PITCH
How can heat change things?
COOKING or MELTING them
Why is light important?
-living things need light to survive
-light can be used for energy (solar)
-light allows us to see
When an object blocking light gets closer to the light, the shadow gets ________.
BIGGER
How does sound travel?
THROUGH THE AIR
IN WAVES