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Bloom Science 3

vocab of chapter 3, mr bloom, science

QuestionAnswer
Kyler H.
A push or a pull. Force
The force of attraction that exists between any two objects. Gravity
The amount of matter in an object. Mass
A measure of the pull of gravity on an object's mass. Weight
In the metric system, the unit used to measure force or weight. Newton
The combination of all the forces acting on an object. Net Force
Equal forces acting in opposite directions. Balanced Forces
The change in position of one object compared to the position of another. Relative Motion
The object an observer uses to detect motion. Frame of Reference
The distance an object moves in a certain period of time. Speed
The speed at any given point. Instantaneous Speed
A device that shows instantaneous speed. Speedometer
A measure of both the speed and direction of a moving object. Velocity
The change in velocity during a particular time period. Acceleration
A statement that describes events or relationships that exist in nature. Law
The resistance of an object to change in its state of motion. Inertia
A force between surfaces that resists the movement of one surface past the other furface. Friction
The friction from air molecules hitting an object as the object moves through the air. Air Resistance