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Unit 1 #8
Term | Definition |
---|---|
mechanical energy | work done for something that is moving |
switch | turns a circuit on and off |
series | an electric current in which electrons have only one path to take |
transmit | to pass on to another |
parallel | a circuit where the electrons have many paths to take |
generator | a device that uses magnets to change mechanical energy into electricity |
reflect | the bouncing back of light waves off a surface |
refract | the bending of light waves as they move through one medium to another |
thermal | energy of heat |
light | energy in the form of waves that can travel through an empty space |
sound | energy from vibrations |
current | the direction the electricity is moving |
fuse | a safety device consisting of a strip of wire that melts and breaks an electric circuit if the current exceeds a safe travel |
force | a push or pull |
friction | the force in which 2 objects rub against each other |