In outer space how long would a satellite orbit the earth?
Endlessly.
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15
a bird with a mass of .3kg dived bombed with an acceleration of 6m/s2. What force did it hit the worm with?
1.8N
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15
. A10 kg bowling ball would require what force to accelerate down an alleyway at a rate of 3 m/s2?
30N
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15
What is newton's first law?
An object in motion stays in motion, an object at rest stays at rest unless acted upon by an unbalanced force.
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15
What net force is required to accelerate a car at a rate of 2 m/s2
if the car has a
mass of 3,000 kg?
6,000 N
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Engineers at the Johnson Space Center must determine the net force needed for a rocket to
achieve an acceleration of 70 m/s2
. If the mass of the rocket is 45,000 kg, how much net
force must the rocket develop?
3,150,000 N
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15
What is acceleration measured in?
meters per second squared. m/s2
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What is the mass of a falling rock if it produces a force of 147 N?Acceleration of gravity is 9.8m/s2
15kg
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15
When a soccer ball is kicked. What would we say of the force?
it is unbalanced
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A sled traveling at 3 m/s2 with a mass of 4kg will hit the wall with how much force?
12N
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15
What is inertia?
An objects resistance to a change in motion.
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15
What is force measured in?
Newtons
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15
Sir Isaac Newton was known for what accomplishment?