Vocab A
Vocab B
Vocab C
Vocab D
Vocab E
100
the measure of the force of gravity on an object
What is weight?
100
the ability to do work
What is energy?
100
the length between 2 places
What is distance?
100
an objects location compared to other things
What is position?
100
a force that opposes the motion of an object
What is friction?
200
the sum of all forces that are acting on an object
What is net force?
200
metric unit that measures force
What is newton?
200
the unit used for measuring power
What is watt?
200
unit to measure work, or newton-meters
What is joule?
200
a change in an object's position when compared to a fixed object
What is motion?
300
the measure of a force applied to an object multiplied by the distance an object moves
What is work?
300
the formula used to calculate speed
What is speed = distance / time?
300
for every action, there is an equal and opposite reaction force is Newton's _____________ law of motion
What is third?
300
the ratio of the work done by a machine to the work put into the machine is known as
What is efficiency?
300
when net forces are equal in strength and opposite in the direction they are
What is balanced?
400
the tendency of an object to keep moving at the same speed and same direction
What is inertia?
400
a simple machine in which a fulcrum lies between the effort force and the output force
What is first-class lever?
400
Although there are three classes of levers, all three types consist of a _____________ and a _____________, or pivot point.
What is rigid bar, fulcrum.
400
Acceleration depends on an object's mass and amount of net force applied is Newton's __________ law of motion.
What is second?
400
a simple machine made of an inclined plane wrapped around a central bar
What is a screw?
500
energy changes from one form to another, but cannot be created or destroyed is the definition of
What is law of conservation of energy?
500
the number of times a simple machine multiplies an effort force is called its
What is mechanical advantage?
500
forces of unequal strength or forces that aren't opposite in direction
What is unbalanced?
500
a change in velocity over time
What is acceleration?
500
the combination of the mass and speed of an object is called
What is momentum?
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