Position and motion
forces
energy
simple machines
work
100
the length somethging travels or moves
What is distance
100
a push or a pull
What is a force
100
ability to do work
What is energy
100
What is a pulley?
a simple machine that uses a rope and wheel to lift objects
100
work
what is done when a force moves an object or changes its motion
200
time
What is the measure of how long it takes to get to a certain point
200
to push away
What is repel
200
energy in motion
What is kinetic energy
200
what is a lever?
a straight bar that moves on a fulcrum
200
true or false? thinking about a problem-is it work?
false
300
How quickly something travels
What is speed
300
to come together, to connect
What is attract
300
potential energy
What is stored energy
300
A machine with few or no moving parts is called a
A simple machine
300
true or false? moving a rock- is it work?
true
400
You can tell something moved if this changes
What is position
400
the force that pulls you down on to the earth
What is gravity
400
food is stored as this
What is chemical energy
400
True or false: A ramp is an example of a wedge
false- a ramp is an inclined plane
400
true or false? jumping rope is work
true
500
example of a position
What is zig zag, back and forth, up and down, sideways
500
a force that metals attract
What is magnetism
500
Can energy change? If yes, how?
Yes,
500
A compound machine is ______________________. An example is ________________
2 or more simple machines put together Scissors, can opener
500
what is used to mske work easier?
machines
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