Heat, Sound, and Light

Energy is the ability to eat.
True
False
Heat energy is also called thermal energy.
True
False
What are 3 methods in which heat energy can be produced?
Conduction
Convection
Radiation
Running
A sound is a form of energy that travels through matter and cannot be heard.
True
False
What is the highest point of a wave graph?
Trough
Amplitude
Crest
Wavelength
The law of reflection says that no matter which direction light hits a smooth surface from, the light reflects back off at an equal angle
True
False
Opaque is an object that light can pass through; it makes a shadow.
True
False
The two poles are North and South.
True
False
If the voltage across a resistance is doubled, what will happen to the current?
The current will decrease.
The current will stay the same.
The current will double as well.
If the resistance of an electrical circuit is increased, what will happen to the current assuming the voltage remains the same?
The current will double.
The current will decrease.
The current will stay the same.
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