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Energy & Physics

QuestionAnswer
Renewable energy Unlimited; inexhaustible
Nonrenewable energy limited; run out
Oil, natural gas, coal, and uranium are examples of renewable or nonrenewable? non-renewable
Wind, water, hydro, tidal, solar, biomass, and geothermal are examples of renewable or nonrenewable? renewable
Name the 6 simple machines. Pulley, wheel & axle, lever, wedge, inclined plane, screw
Window blinds & a crane are examples of a ___________. Pulley
Door knobs and skateboard wheels are examples of a _______________. Wheel & axle
A seesaw and a hammer are examples of a ____________. Lever
An ax and a knife are examples of a _____________. Wedge
A ramp and a staircase are examples of an ______________. Inclined plane
A light bulb, bottle and faucet are examples of a __________. Screw
What does M R S C H E N stand for? Mechanical Radiant Sound Chemical Heat Electrical Nuclear
What is speed? The distance an object travels over a period of time
What is the formula for speed? S= D/T Speed=Distance divided by Time
Friction Motion that causes resistance on an object to move or stop ex. walking on wood floor with shoes on
Motion objects are in movement or being moved ex. basketball bouncing
Unbalanced forces object that is moving ex. a book falling off a desk
Balanced forces an object that is not in motion ex. a book sitting on a desk
Force push or a pull ex. pushing or pulling a box
Newton's First Law An object at rest tends to stay at rest, and an object in motion tends to stay in motion unless acted on by an unbalanced force AKA Law of Inertia ex. skateboarding and hitting a rock
Thermal is an example of what type of energy? Heat
Light is an example of _________ energy. Radiant
Oil, gas, and food are examples of ___________ energy. Chemical
_________ energy is stored in the nucleus of an atom. Nuclear
_________ energy is contained in electrons. Electrical
___________ energy is made of vibrations. Sound
The energy of things in motion is which type of energy. Hint: Includes potential and kinetic Mechanical
Created by: msgreen
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