What is the behavior of light that is different from sound and means the bending of light?
Refraction
100
Electricity is caused by the flow or transfer of...
Electrons
100
Nature is always trying to achieve...
Balance
200
Negative and Positive
Attract
200
What ACTION is necessary for sound to happen?
Vibrations
200
Does light need atoms to travel?
No
200
If there is a correctly built circuit with a switch and I remove the switch but replace it with a wire, will the circuit still work.
Yes- switches are not required
200
What are most conductors made of?
Metal
300
A balloon has a negative charge and the wall has a negative charge is well. If someone put the balloon near the wall, would it attract to the wall or repel?
Repel
300
Can sound exist in a vacuum (a place without atoms)?
No
300
Can light exist in a vacuum?
Yes
300
What is the word for the flow of electricity?
Current
400
If I put the North and south ends of a magnet near each other, would they pull together or push apart?
Pull together.
400
How is sound like light (1 way)
1. They both travel in waves
2. They are both forms of energy
3. They both reflect (bounce back), absorb, and pass through.
400
In what form does light travel?
Waves
400
What is the names of the material that allow the flow of electricity and which stop the flow of electricity.
Allow:
Stop:
Allow: Conductors
Stop: Insultators
500
What does sound travel the fastest through? The slowest?
Fastest:
Slowest:
Fastest: Solid
Slowest: Gas
500
What is the part of the electromagnetic spectrum called that we can see?
visible light
500
What are 3 of the 4 requirements that a circuit must have to work?
energy source (battery), conductor (wire), resistor (light bulb or bell), and be a complete loop (closed)