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Brandy Sipes

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2y ago
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Cards in this guide (13)
A 14 kg cart is coasting down a street at a steady speed of 7 ms what is the kinetic energy of the cart

Kinetic energy = 1/2 M V2 = 0.5 x 14 x 49 = 343 joules

This scientist first published a document that stated that every particle in the universe is attracted to every other particle with a force that is directly proportional to the product of their masses

sir Issac newton

A rock weighing 98 newtons is pushed off the edge of a bridge 50 meters above the ground What was the potential energy of the rock before it began to fall

4900

An American satellite with a mass of 20000 kg is 40 meters from an enemy satellite with a mass of 15000 kg What is the gravitational force between them

1.25 x 10^-5?

Two identical metal balls weighing 490 N each are suspended with their centers 3 meters apart what is the gravitational force between them

1.85 x10^-8 n

This term is the center of interest for an artwork

Focal Point for my A+ buddies ;p

A ball is thrown horizontally from a cliff at a speed of 15 ms and strikes the ground 45 meters from the base of the cliff How high was the cliff rounded to the nearest meter

Answer: 44 meters

What does the amount of force times the time applied equal

impulse

There are two spheres 12 meters apart One sphere has a mass of 85 kg and the other has a mass of 65 kg

2.6x10^-9 N

In what type of orbits do planets move around the sun

elliptical

How many joules of work are done when a 20 newton box is lifted 5 meters off of the floor

100

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

A player kicks a soccer ball from ground level and sends it flying at an angle of 30 degrees at a speed of 26 ms

Yes your question is.......................

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A rock weighing 98 newtons is pushed off the edge of a bridge 50 meters above the ground What was the potential energy of the rock before it began to fall

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