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Physics

Laury Bergnaum ∙

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∙ 2y ago

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Term1/12

How much heat energy is needed to convert 50 kg of water at 80 degrees Celsius to steam at 100 degrees Celsius

Definition1/12

117,180,000

Term1/12

A 45.0 kg skater is skating at a speed of 12.0 ms The skater coasts to a speed of 6.00 ms How much kinetic energy has the skater lost

Definition1/12

2430

Term1/12

What factor prevents a machine from operating at 100 percent efficiency

Definition1/12

Friction((:

Term1/12

A 14 kg cart is coasting down a street at a steady speed of 7 ms what is the kinetic energy of the cart

Definition1/12

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

Term1/12

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

Definition1/12

4900

Term1/12

A ramp is 30 meters long and 5 meters high 200 newtons of force must be applied by the mover to push a 1000 newton piano up the ramp

Definition1/12

What is the amount of work accomplished by the ramp? - 5000 joules

What is the amount of work done by the mover? - 6000 joules

What is the efficiency of the ramp? - 83%

Term1/12

How much heat energy would it take to melt a 20 kg block of lead that was at 24 degrees Celsius

Definition1/12

1,277,800 j

Term1/12

This term is the center of interest for an artwork

Definition1/12

Focal Point for my A+ buddies ;p

Term1/12

This word refers to the continual application of art elements such as line shape or color in an artwork

Definition1/12

Repetition

Term1/12

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

Definition1/12

100

Term1/12

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

Definition1/12

250 newtons

A+ Answers

Term1/12

Which two topics does the Seventeenth Amendment cover

Definition1/12

Suffrae and Politics

~Jaciel~

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Cards in this guide (12)

How much heat energy is needed to convert 50 kg of water at 80 degrees Celsius to steam at 100 degrees Celsius

117,180,000

A 45.0 kg skater is skating at a speed of 12.0 ms The skater coasts to a speed of 6.00 ms How much kinetic energy has the skater lost

2430

What factor prevents a machine from operating at 100 percent efficiency

Friction((:

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

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

A ramp is 30 meters long and 5 meters high 200 newtons of force must be applied by the mover to push a 1000 newton piano up the ramp

What is the amount of work accomplished by the ramp? - 5000 joules

What is the amount of work done by the mover? - 6000 joules

What is the efficiency of the ramp? - 83%

How much heat energy would it take to melt a 20 kg block of lead that was at 24 degrees Celsius

1,277,800 j

This term is the center of interest for an artwork

Focal Point for my A+ buddies ;p

This word refers to the continual application of art elements such as line shape or color in an artwork

Repetition

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

Which two topics does the Seventeenth Amendment cover

Suffrae and Politics

~Jaciel~

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How much heat energy is needed to convert 50 kg of water at 80 degrees Celsius to steam at 100 degrees Celsius

A man is carrying cement blocks weighing 200 newtons up a ladder to a platform 7 meters above the ground He has been carrying 2 blocks per minute How much work is done in 10 minutes

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A hammer is used to pull a nail from a piece of wood How could the hammer be modified to make the task easier

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