Term
|
Definition
In an experiment, a variable that does not change when other variables change. |
|
|
Term
|
Definition
Standard used for comparison of test results in an experiment. |
|
|
Term
|
Definition
Factor that changes as a result of changes in the other variable. |
|
|
Term
|
Definition
Factor that, as it changes, affects the measure of another variable. |
|
|
Term
|
Definition
Explanation of things or events that is based on knowledge gained from many observations and investiagtions |
|
|
Term
|
Definition
Mass per unit volume of a material |
|
|
Term
|
Definition
Amount of space occupied by an object |
|
|
Term
|
Definition
Amount of matter in an object |
|
|
Term
|
Definition
Standard unit for measuring mass |
|
|
Term
|
Definition
Standard unit for measuring liquid volume. |
|
|
Term
|
Definition
Standard unit for measuring length |
|
|
Term
|
Definition
Distance an object travels per unit of time |
|
|
Term
|
Definition
Rate of change of velocity |
|
|
Term
|
Definition
The speed and direction of a moving object. |
|
|
Term
|
Definition
Force that opposes the sliding motion between two touching surfaces. |
|
|
Term
|
Definition
Attractive force between two object that depends on the masses of the an objects and the distance between them. |
|
|
Term
|
Definition
Gravitational force exerted on an object. |
|
|
Term
|
Definition
Force that opposes the motion of objects that move through the air. |
|
|
Term
|
Definition
A net force that is directed toward the center of a curved or circular path. |
|
|
Term
|
Definition
Energy a moving object has because of its motion. |
|
|
Term
|
Definition
Stored energy an object has due to its position |
|
|
Term
Gravitational Potential Energy |
|
Definition
Energy stored by objects due to their position above Earths |
|
|
Term
|
Definition
Sum of the potential energy and Kenetic energy in a system |
|
|
Term
Law of Conservation of Energy |
|
Definition
States that energy can never be created or destroyed. |
|
|
Term
|
Definition
Device that makes doing work easier by increasing the force applied to an object changing the direction of an applied force, or increasing. |
|
|
Term
|
Definition
Ratio of the output work done by the machine to the input work done on the machine, expressed or stretched. |
|
|
Term
|
Definition
Transfer of energy that occurs when a force makes an object move. |
|
|
Term
|
Definition
Ratio of the output force exerted by a machine to the input force applied to the machine. |
|
|
Term
|
Definition
Transfer of thermal energy by collisions between particles in matter at a higher temperature an particles in matter at a lower temperature. |
|
|
Term
|
Definition
Transfer of thermal energy in a fluid by the movement of warmer and cooler fluid from one place to another. |
|
|
Term
|
Definition
Transfer or thermal energy by electromagnetic waves. |
|
|