force
balance
unbalance
push
pull
100
what is mass
mass is the amount of something
100
speed of an object
what is velocity
200
kilograms
what unit is mass measured in kilograms
200
can speed up or slow down on object
What is doe force do
300
what is friction
friction happens when 2 things rub against each other
300
its when you push and pull something
what is force
400
does friction make thing slow down
yes
400
when 2 forces are equal and act in opposite direction
when is a force balanced
500
what is gravity
gravity is a force that pulls every thing
500
a motion is
What is a motion
M
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