Potential Energy
Kinetic Energy
Speed
Force
Work
100
When a ball bounces, where is the least amount of potential energy?
The least amount is when the ball is about to bounce, close to the ground.
100
When a ball bounces, where is the greatest amount of Kinetic energy?
Greatest amount of kinetic energy is when the ball is about to bounce.
100
The speed of the cart is increasing because of gravity.
When a cart is rolling down a hill, what is happening to the cart's speed?
100
Energy can not be created or destroyed, only transfers.
What is the Law of Conservation?
100
Distance x Force
What is work?
200
Energy due to and object’s position (height) is called ____.
What is Potential Energy?
200
A rolling ball is what type of energy.
What is Kinetic Energy?
200
A pickup truck is going around a curved road, this means the _________ is changing.
What is a velocity?
200
A ball slowing down and eventually stops because of ________________.
What is friction?
200
Work is measured in _______.
What is Joules?
300
When a ball bounces, where is the greatest amount of potential energy?
Potential energy is the greatest at the bounces highest point (apex).
300
As potential energy decreases, kinetic energy will ______.
What is increase?
300
A car travels 60 km in 4 hours, what is the car's speed?
What is 15 km/h?
300
A net force is _________.
What is the overall force (adding and subtracting) acting on an object?
300
Since there is no distance when trying to move an object, the amount of work is ________ joules.
What is zero?
400
What is the energy stored in elastic materials as the result of their stretching or compressing?
What is Elastic Potential Energy?
400
Which form of energy increases as an apple falls from a tree?
What is Kinetic Energy?
400
T or F Velocity is another word for speed.
What is False because velocity includes direction.
400
Forces add together when ______.
What is two forces acting on an object in the same direction?
400
A girl weighs 200 newtons. How much work does she do climbing 10 meters of steps?
What is 2,000J ?
500
As a large wave reaches the surfer, she is pushed forward and upward. What is happening to her potential energy?
Potential energy is increasing because she is going upward too.
500
As a large wave reaches the surfer, she is pushed forward and upward. What is happening with her kinetic energy?
Kinetic energy is increasing because she is moving forward.
500
T or F A velocity - time graph showing acceleration will always be a straight line.
False - there will be a straight line going diagonal.
500
Two forces (30N and 25N) pushing to the right and 55N pushing to the left, the net force is ____ and moves to the ______.
What is 0N and does not move?
500
Increasing the distance moved, increasing the force used, pushing the object up a steep hill ... will __________ work.
What is increasing work?
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