What type of wave requires a medium to travel through?
Answer
Mechanical wave
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What is the unit of frequency in the International System of Units?
Answer
Hertz
What law states that the current through a conductor is directly proportional to the voltage across it?
Answer
Ohm's law
What is the common name for a material that allows electricity to flow through it easily?
Answer
Conductor
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What type of energy is stored in a stretched rubber band?
Answer
Elastic potential energy
What is the term for the rate at which work is done?
Answer
power
What is the name for the principle that states the total energy of an isolated system remains constant?
Answer
conservation of energy
Who first explained the photoelectric effect using quantum theory?
Answer
Albert Einstein
What is the temperature at which water freezes on the Celsius scale?
Answer
0 degrees