Vocabulary
A change in an objects position is called _______.
motion
The ability to do work
Energy
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What kind of energy does a stretched rubber band have?
potential energy
As the amount of force increases, the acceleration of an object __________
Increases
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The energy of motion depends on: Speed or Mass or Both
Both
Deci-Plexi
The ________ of an object is how fast an object's position changes.
speed
Quadruple Beautiful
a force between surfaces that slows objects or stops them from moving
Friction
What is the form of energy of a moving object
Kinetic Energy
When an elevator is accelerating upward in a building, there are unbalanced forces acting on it. True or False
True
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Which force will stop a moving truck
Friction
A ________ is any push or pull.
force
Triple Whipple!
When two or more objects crash into each other with a force
A. Index Heat
B. Collision
C. Accident
Collision Give 600 points to another team and take another turn!
The movement of energy from one object to another
Energy Transfer
The skateboarder will not stop unless acted upon by __ . Balanced or unbalanced forces
Balanced Forces
The more friction between colliding objects, the __ heat produced during a collision. More or less
More
_________ is the speed and direction of an object.
velocity
Double Wobble!
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The tendency of an object in motion to stay in motion and an object at rest to stay at rest
A. Momentum
B. Inertia
C. Velocity
Inertia
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Which best describes the type of energy that a bike has when it travels on a flat sidewalk?
Kinetic Energy
An object that is sitting still has __________ forces acting upon it
Balanced
Jack and Jill went up the________________
A. Heel
B. Hill
C. Hiil
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A change in velocity over time is called ________________.
acceleration
Energy cannot be _________ or _____________.
created, destroyed
Double Wobble!
A charged IPAD battery is an example of what type of energy? Kinetic or Potential
Potential
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An object getting knocked over by the wind is an example of what type of force? Balanced or Unbalanced
Unbalanced
The collision of two marbles can cause the __ of both marbles to change. Energy or Motion
Motion