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SFS SC CH 11
Review Questions
Question | Answer |
---|---|
The inertia of an object is directly related to what other property of the object? | mass |
What happens to a moving object if no unbalanced force acts on it? | an object stays moving at a constant speed and in a straight line |
How does inertia affect motion? | intertia will resist change in motion |
How does friction affect moving objects? | friction resist to movement of one surface pass to another |
In what direction does an object accelerate? | in the direction of the force (page 318 fig. 8) |
Why do objects fall at different rates? | Air resistance creates an upward force that counter acts the downward force of gravitiy |