Force
Force II
Motion
Balanced forces
100
A push or pull that acts on an object.
What is force?
100
Will a heavy box move easier on a smooth floor or a rough floor? Explain why.
What is a smooth floor because there is less friction.
100
The change of position of an object.
What is motion?
100
What describes how far an object moves during a specific period?
What is average speed?
200
The force of attraction that exists between any two objects.
What is gravity?
200
Give an example of gravity.
What is dropping an object and it falling to the ground?
200
The location against which motion is measured.
What is a reference point or point of reference?
200
Formula for average speed.
What is distance divided by time?
300
A force that resists the movement of one surface moving past another surface.
What is friction?
300
What is the combination of all the forces that act on an object called?
What is net force?
300
Give an example a steady motion.
What is your heartbeat?
300
What is velocity?
Distance divided by time plus direction.
400
A force that exist when a magnetic field is present.
What is magnetism?
400
Give an example of friction.
What is car brakes, your foot, rubbing your hands together?
400
A type of motion that happens at a constant pace.
What is steady motion?
400
What are three ways that an object can accelerate?
Speeding up, slowing down, or changing direction.
500
Name three types of forces that act on an object that are unseen.
What is friction, gravity, and magnetism?
500
Name three ways force can affect an object.
What is speed up the object, slow it down, or change its direction?
500
What are the three ways we can describe and measure motion?
What is by testing an object's speed, direction, and position?
500
What is the formula for acceleration?
Final speed - initial speed divided by time
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