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Motion
Speed, Velocity, and Acceleration
Forces
Types of forces
Elastic Forces
100
Reference point
What is a starting point used to describe the position of an object?
100
Constant Speed
What is something that travels the same distance each second?
100
Force
What is a push or pull?
100
Balanced Forces
What is when the net force on an object is zero?
100
Friction
What is a force that opposes the movement between two surfaces in contact?
200
Vector
What is a quantity that has both a size and a direction?
200
Instantaneous Speed
What is peed at a specific instant in time?
200
Contact force
What is a force that is exerted only when two objects are touching?
200
Newton's first law of motion
What is if the net force on an objects is zero, the velocity of the object doesn't change
200
Elastic force
What is the force exerted by a material when it is stretched or compressed?
300
Displacement
What is the difference between the initial position and the final position of an object?
300
Average Speed
What is the total distance traveled divided by the total time?
300
Noncontact Force
What is a force that one object exerts on another when they are not touching?
300
Gravity
What is an attractive force that exits between all objects that have mass?
300
Tension Force
What is a pulling force applied to an object that can make the object stretch?
400
Distance
What is the length of a path from one point to another?
400
Velocity
What is the speed and direction of motion?
400
Net Force
What is the combination of all the forces acting on an object?
400
Law of universal gravitational
What is when all objects are attracted to each other with a force that depends on the masses of the objects and the distance between them.
400
Compression Force
What is a squeezing force applied to an object that can make an object shrink?
500
Speed
What is a rate of change of distance with time
500
Acceleration
What is the rate at which velocity changes with time?
500
Unbalanced Force
What is when the net force on an object is not zero?
500
Weight
What is gravitational force exerted on an object?
500
Normal Force
What is a force exerted by an object that is perpendicular to the surface of the object?