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Vocabulary
Newton's Law
Simple Machine
Class of Levers
Miscellaneous
100
the change in an object's velocity over a period of time
What is acceleration?
100
an object at rest will stay at rest, and an object in motion will stay in motion at constant velocity, unless acted upon by an unbalanced force
What is Newton's 1st Law ?
100
is made of a beam or bar that rotates or pivots around a fixed point
What is a Lever ?
100
the fulcrum is between the effort and the load
What is 1st class Lever ?
100
distance/time=
What is speed ?
200
a measure of an object's speed and direction
What is velocity ?
200
the tendency of an object to resist changes in velocity
What is inertia ?
200
is a slanted surface , like a ramp used to raise an object
What is an Inclined plane ?
200
the load between the fulcrum and the effort
What is 2nd class lever ?
200
used to determine whether an object has moved
What is fixed reference point ?
300
the point where a lever rotates or pivots
What is fulcrum ?
300
force equals mass times acceleration; ( F=MA)
What is Newton's 2nd Law ?
300
it is a wheel with a rope around it that people use to change the direction of a force
What is a pulley ?
300
the force that is applied to the lever
What is effort ?
300
F X D=
What is work ?
400
a measure of the steepness of a slope
What is grade ?
400
for every action there is an equal and opposite reaction
What is Newton's 3rd Law ?
400
an inclined plane wrapped around a cylinder
What is a screw ?
400
the force a simple moves when effort is applied
What is load ?
400
a metric unit used to measure work, equal to one newton meter
What is a Joule ?
500
the force of attraction between any two objects
What is gravity?
500
sliding, rolling, fluid and static
What is friction ?
500
two inclined planes, which together push in opposite directions
What is a wedge ?
500
the effort is between the fulcrum and the load
What is 3rd class lever ?
500
a metric unit used to measure force
What is a Newton ?