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26 Terms
1
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acceleration
a change to an object's speed
2
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compress
to squeeze or press
3
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force
A push or a pull
4
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friction
a force acting between surfaces in contact.
5
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gravity
the natural attraction between masses.
6
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interaction
to act on and be acted upon by one or more objects
7
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magnet
an object that responds to magnetic force
8
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net force
the sum of all the forces acting on a mass
9
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newton
the standard unit for measuring force in the metric system
10
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shaft
the part of a motor that rotates when energy is transferred to it
11
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spring scale
an instrument used to measure force
12
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weight
the force of gravity on a mass
13
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Kinetic energy
energy of motion
14
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Energy
the ability to apply force over a distance
15
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greater the mass
the (blank), the more force needed to move it
16
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a push or pull...
can involve more than one force
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forces can be combined
to make a net force
18
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no object will start to move unless...
a force is excerted on it
19
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the force needed to push an object...
is the same force needed to push it (equal)
20
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net force
the sum of all forces acting on an object
21
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friction
a force that opposes motion between two surfaces that are in contact
22
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eon energy
ability to do work, causes things to move
23
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kinetic energy
energy of motion
24
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what is the net force of 8(n) + 10(n)
18(n)
25
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when equal forces are applied in opposite directions...
the net force is 0
26
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who
EMMMA NIBRE
Flashcards (301)