Simple Machines 1
Simple Machines 2
Forces
Motion
100
A doorknob is an example of this simple machine
What is wheel and axle?
100
Combine 2 or more simple machines to make this
What is a compound machine?
100
This is the force that acts to hold us to the Earth
What is gravity?
100
If a ball is rolling down a ramp, the ball will roll __________ if the ramp is steeper.
What is further?
200
Use a rope with this simple machine to raise a load
What is a pulley?
200
This simple machine can be found on a playground (2 possible answers, use the simple machine name, NOT the toy name)
What is an inclined plane or lever?
200
Less _____ is needed to move light things and more _____ is needed to move heavy things.
What is force or energy?
200
This occurs when 2 surfaces rub together to slow down an object that is moving.
What is friction?
300
A ramp is an example of this simple machine
What is an inclined plane?
300
This simple machine that consists of an inclined plane that is spiraled around a center shaft can be used to hold things tightly together
What is a screw?
300
This force can move sailboats, kites, pinwheels, and wind vanes.
What is wind?
300
DAILY DOUBLE!! A moving object will continue to move because of this.This is needed to cause an object at rest to begin moving.
What is inertia?
400
A simple machine is designed to make this easier?
What is work?
400
_______________ ^ <------ name this part of the lever ^^
What is the fulcrum?
400
It takes more force to move something a ____ distance than a short distance.
What is long?
400
List 3 ways objects can move (such as spinning).
What is (answers will vary)?
500
A doorstop, ax or blade is an example of this simple machine?
What is a wedge?
500
A pulley must overcome this force that holds objects to the ground to be able to lift a load
What is gravity?
500
A NON-MOVING object will start __________ if I apply a force to it.
What is moving?
500
This is needed to cause an object at rest to begin moving.
What is force or energy?
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