Monthly Archives: October 2010

HW due 11/03

Check Yourself (p. 68): After a skydiver jumps from a high-flying helicopter, her acceleration decreases.  This happens because the ratio of net force to mass is decreasing as air resistance becomes stronger.  As she jumps from the airplane, air resistance … Continue reading

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HW due 10/22

Mass: Mass is a way to measure the inertia of an object.  If an object has more mass, it has more inertia.  It usually signifies the amount of matter a material object possesses. Weight: Weight is the gravitational pull between … Continue reading

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HW due 10/08

1) Speed is considered to be the distance travelled divided by the amount of time it takes to span that distance.  It is in terms of how fast something is moving relative to the Earth (unless otherwise stated).  Velocity is … Continue reading

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