Sound
Light
Electricity
Thermal
Misc.
100
Sound travels best through a solid because:
What is the molecules are closer together
100
When a pencil looks crooked in a glass of clear water, it is because the light waves have been ____________.
What is refracted
100
What do we call the continuous movement of electrons?
What is electric current
100
What is the process of transferring thermal energy by direct contact?
What is conduction
100
Energy in motion
What is kinetic energy
200
When the rate of vibration is changed, the __________ also changes.
What is pitch
200
Our eyes are able to see objects because light __________ off of the object and into our eyes.
What is reflects
200
To build a simple series electric circuit to light a bulb, you would need wire, a light bulb, and ___________.
What is battery/power source
200
The degree of hotness or coldness is called _______________.
What is temperature
200
The force of attraction that pulls down everything
What is gravity
300
Andy carpets his room to make it echo less. It echoes less because of ________________.
What is absorption
300
If black is the absorption of all colors, white is the ________ of all colors.
What is reflection
300
Lightning or shocking someone is an example of _______ _______.
What is electric discharge
300
How does heat travel?
What is in waves
300
Everything that is not matter
What is energy
400
When sound waves bounce back from solid objects, we say the sound is _______________.
What is reflected
400
If light hits an object at a 45 degree angle, it will bounce off of that object at a _______ degree angle.
What is 45
400
Electric current can produce thermal energy as well as these three other types of energy/forces.
What is magnetic forces, light and sound
400
Materials through which heat travels easily are called ___________.
What is conductors
400
The force that resists motion
What is friction
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