Simple Machines
Force
Energy
Motion
Compound Machines
100
gear
What is a wheel with teeth?
100
energy
What is the ability to do work (or fuel)?
100
push
What is a force that moves an object away from you?
100
wedge
What is two inclined planes put back to back?
100
compound machine
What is 2 or more simple machines put together?
200
lever
What is a bar or plank with a fixed point?
200
gravity
What is a force that makes things fall to Earth's surface?
200
pull
What is a force that brings an object closer to you?
200
fulcrum
What is the fixed point of a lever?
200
momentum
What is a force with which something moves?
300
pulley
What is a wheel with a rope around it?
300
friction
What is when 2 objects rub against each other?
300
simple machine
What is anything that helps you do work or makes work easier?
300
motion
What is movement or change in position?
300
first class lever Like a seesaw or crowbar)
What is a lever that has the fulcrum between the load and the force?
400
wheel and axle
What is a wheel and a bar that passes through the center of the wheel?
400
work
What is to use energy to make something happen?
400
screw
What is an inclined plane twisted into a spiral?
400
speed
What is the distance an object travels in a certain amount of time?
400
second class lever (like a wheel barrow)
What is a lever in which the load is between the fulcrum and the force?
500
inclined plane
What is a flat, slanted surface?
500
force
What is a push or a pull?
500
inertia
What is the tendency of an object to stay at rest or to saty in motion until a force acts upon it?
500
direction
What is the path of movement (where something is going)?
500
third class lever (like tweezers or a baseball bat)
What is a lever in which the force is between the load and the fulcrum?
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