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It's the law
Calculations
Definitions
Energy
Forces
100
What law of energy has never been broken?
What is Law of Energy Conservation?
100
The KE of a 100 kg cart moving at a velocity of 6 m/s.
What is 1,800 J?
100
The ability to cause change.
What is energy?
100
Energy of a spinning wheel.
What is kinetic energy?
100
This helps a car traveling around a curve in the road on a curved path.
What is centripetal force?
200
Energy cannot be created or destroyed.
What is the Law of Conservation of Energy?
200
The GPE of a 10 kg sack of groceries on a shelf 1 m above the floor.
What is 98 J?
200
A unit of measure of all forms on energy.
What is Joule?
200
Energy of an object that depends on its mass and weight.
What is potential energy?
200
The friction between the tire of a moving car and the dry pavement.
What is rolling friction?
300
The largest velocity reached by a falling object.
What is terminal velocity?
300
A hammer falls off a roof and strikes the ground with a certain KE. If it fell from a roof twice as tall, this would be how the KE compares.
What is doubled?
300
Unit used by nutritionists to measure how much energy we get from food.
What is the calorie?
300
Type of energy where mass is transformed into energy.
What is nuclear energy?
300
The force that every object in the universe exerts on every other object.
What is gravity?
400
When two objects collide, their momentum after the collision is explained by this law.
What is the conservation of momentum?
400
Doubling an object's velocity will ____ its KE.
What is quadruple?
400
SI unit for weight.
What is a Newton?
400
Kinetic energy is converted into thermal energy when you rub two sticks together because of this.
What is friction?
400
The reaction force to a 300 N force exerted to the right.
What is 300 N force to the left?
500
To every action there is an equal and opposite reaction.
What is Newton's third law of motion?
500
If a 2 kg ball is thrown through the air at 20 m/s, this is the momentum of the ball.
What is 40 kg*m/s?
500
Explains the relationship between mass, force, and acceleration.
What is Newton's second law?
500
A feather will fall more slowly through air than a brick because of this.
What is air resistance (friction)?
500
Acceleration due to gravity (on earth).
What is 9.8 m/s2?