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Physics

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Darian Altenwerth

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Cards in this guide (14)
What do all moving objects have

momentum

A sailor pulls a 2000 kilogram boat 25 meters along the dock with a rope attached to the boat that makes a 45 degree angle with the dock. How much work is done by the sailor if he exerts a force of 4

7,071 J

Which of these changes as the momentum of an object changes

Mass

A bicycle is an example of what machine

A bicycle is an example of a complex machine, consisting of interacting simple machines.

A man and a woman exert a total of 900 N by pushing a car 20 meters across the street The man exerts twice as much force as the woman How much work does the man do

The man exerts a force of 600 N and the woman exerts a force of 300 N. Work done by the man = Force x displacement = 600 x 20 = 12,000 J Hence, the man performs 12,000 joules of work.

The value of the impulse equals the force x the

The value of the impulse equals the the force times the time.

V-cube 7 or megaminx

megaminx

How much work is done when a 6.0 n weight is raised 2.0 meters off the ground

12j

How many newtons does a 10 kg box weigh

A 10 kg box weighs a touch more than 98 newtons (98.0665002864).

What does a force applied to a stationary object give the object

"Motion" or "Momentum"

What does the amount of force times the time applied equal

impulse

What is the force applied over a period of time that is required to give a stationary object momentum called

impulse

A pulley system is used to lift a 2000 newton engine up a distance of 3 meters The operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor To lift the engine fi

250 newtons

A+ Answers

WHAT CHANGES AS THE MOMENTUM OF AN OBJECT CHANGES

velocity

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