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Physical Science
Week 7
Term | Definition |
---|---|
absorb | to soak up |
current | the direction the electricity is moving |
source/cell | electricity from a battery,solar,cell,fossil fuels or wind generator |
path | a wire that a current flows through |
fuse | a safety device consisting of a strip of wire that melts and breaks an electric circuit if the current exceeds a safe travel |
switch | turns a circuit on and off |
series | an electric current in which electrons have only one path to take. if one light goes out or removed, they will all go out |
parallel | a circuit where the electrons have many paths to take.if one light is removed the other lights will still work and will even get brighter |
reflection/reflect | the bouncing back of light waves off a surface |
refraction/refract | the bending of light waves as they move through one medium into another |
prism | a glass or transparent object that bends light that separates white light into a spectrum of colors |