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# Rho Force Test Quiz Stats

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Score 0/22 Timer 07:00
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Question Answer % Correct
_____ is a push or pull.force
76%
The friction produced by wheels is _____.rolling friction
73.5%
The friction produced by sliding objects is _____.sliding friction
73.5%
Forces in opposite directions combine by what mathematical operation?subtraction
71.6%
The acceleration of a falling object is due to the force of _____ between the object and earth.gravity
71.6%
The friction produced in a fluid is _____.fluid friction
71.6%
Forces in the same direction combine by what mathematical operation?addition
70.6%
Who developed three laws to explain forces involved in motion?Newton
70.1%
As the size of an object increases what happens to its inertia?inertia increases
69.1%
When forces are from only one direction it is a _____ force.unbalanced
68.6%
When forces are equal in opposite directions they create a _____ force.balanced
68.1%
Question Answer % Correct
The tendency of an object in motion to remain in motion is _____.inertia
67.6%
What is the acceleration due to gravity at the earth's surface?9.8 meters per sec per sec
66.7%
A force that is opposite of motion is _____.friction
58.3%
What happens to the force of gravity as the mass of an object increases?force increases
57.8%
An object falls until the _____ force equals the gravitational force.air resistance
51.5%
The measure of the force of gravity on an object is called _____.weight
48%
What is the formula for force?force = mass x acceleration
45.6%
What is Newton's 2nd law?force = mass x acceleration
44.6%
What is the formula for weight?weight = mass x acceleration
43.6%
What is Newton's third law?every action has an equal and opposite reaction
16.2%
What is Newton's first law?object in motion or rest remains in that state unless acted upon by an outside force
4.4%

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Created Nov 19, 2010
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