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100
The change in an object's position is ___________
motion
100
An object's location or place is called its _____________
position
100
A force that opposes motion is ____________
friction
100
A rubber band will resist being stretched too far. This is called __________
tension
100
The motion of an object around a central point (called an axis) is __________
rotation
200
A resistance to stretching is called _____________
tension
200
A push or pull of one object on another through direct touch is __________________
contact force
200
The appearance of motion is called ______________
apparent motion
200
A push or pull on an object without direct touch is called ______________
noncontact force
200
The motion of an object that moves back-and-forth or up-and-down is ___________
vibration
300
I can tell an object is moving by standing still in a ________________
reference point
300
The resistance to a change in motion is called ______________
inertia
300
The area surrounding an object in which a non-contact force is active is called the ___________
field
300
Some objects resist being squeezed. This is called ______________
spring force
300
The motion along a path from one position to another is ____________
translation
400
The motion described from a particular reference point is called ______________
relative motion
400
A magnet will pull an iron object toward it if the iron object is caught in the magnet's ________
field
400
The earth spins once each day
rotation
400
Give an example of a noncontact force
A magnet and nails
400
A paper airplane flies through the air
translation
500
Newton's First Law of motion
Objects at rest stay at rest and objects in motion stay in motion unless they are acted upon by an outside force
500
List 3 different sports and tell how friction is used in them
1. 2. 3.
500
Newton's Third Law of motion
For every action there is an equal or opposite reaction
500
Newton's Second Law of motion
An object's ability to speed up is affected by its mass and the amount of force exerted on it
500
A guitar string is plucked to make a sound
vibration