2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Heat LightSoundEnergy MixMatter Mix
What happens when you add heat to something?
It melts or boils.
What happens to an object when you take heat away from it?
It freezes.
What heat source warms the Earth’s land, air, and water?
sun
To make heat, a fire needs to burn something. What does it need?
It needs “fuel”.
Name two fuels that give off heat when burned?
Wood, natural gas, or oil.
Does light travel in straight or sideways lines?
Straight lines
When light hits an object, some of it bounces off. What is this called?
Reflection
What is it called when you bend light?
Refraction
Where does most of Earth’s light come from?
SUN
Name one of the two things that can bend light.
Glass or Water
Sound is a kind of energy that you see, hear, or touch?
Hear
Sound is made when something moves back and forth. What is that movement called?
Vibration
What word tells how high or how low a sound is?
Pitch
Big vibrations make soft sounds and small vibrations make loud sounds. True or False?
False
When you speak, air from your lungs makes a body part vibrate. What body part is that?
Vocal Chords
Which kind of energy lets us see: Heat, Light, or Sound?
Light
The farther away you are from a sound, the louder it sounds to you. True or False?
False
Sound can move through gases, liquids, and solids. True or False?
True
What is the energy that can change the state of matter? Heat, light, or sound?
Heat
What kind of energy is made from the beating of a drum? Light, Sound, or Heat
Sound
What are the three states of matter?
Solid, Liquid, and Gas
When you take away heat from water, what state of matter will it become?
Solid
Air is in what state of matter?
Gas
Which state of matter takes the shape of its container?
Liquid
What tells us how much matter is in an object?
Mass