Energy
Forces
Motion
Random
Random
100
Potential energy is ______ _________.
What is stored energy.
100
When objects rub together, they create ___________.
What is friction.
100
____________ is the measurement of an object's change of position over time.
What is speed.
100
When a ball is dropped, ________ energy becomes _______ energy.
What is potential, kinetic
200
Kinetic energy is the energy of ____________.
What is motion
200
Due to _______, objects in motion stay in most ion unless a force slows or stops the motion.
What is inertia.
200
Motion consists of two things: __________ and _________.
What is direction and speed.
200
___________ is a force that stops motion.
What is friction.
300
Energy exists in two states: ___________ and _________.
What is potential and kinetic.
300
Objects with more _______ have more inertia becomes objects with more mass take more force to move.
What is mass.
300
You can tell that an object is in motion if an object constantly changes __________.
What is position.
300
You may rub your hands together in the winter to keep them warm because friction creates _________.
What is heat.
400
A moving object ALWAYS has ________ _________.
What is kinetic energy.
400
Gravity, pushing, and pulling are _________.
What is forces.
400
A _____________ ___ ____________ is made up of the things around you that you can sense and is used to describe motion.
What is frame of reference.
400
When the lid is closed on a jack-in-the-box, the toy has ___________ energy.
What is potential (stored).
500
A skier at the _____ of a hill has more potential energy than a skier halfway down a hill. Then, explain why.
What is top
500
Objects in motion stay in motion unless a ______ slows down or stops the motion.
What is force.
500
___________ location is your position in relation to another object.
What is relative.
500
Name 3 forces that can change or stop an object's motion.
What is push, pull, friction.
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