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8 Sci Ch 14
8th Grade Science Chapter 14 Vocabulary
Question | Answer |
---|---|
MOTION | THE ACT OR PROCESS OF CHANGING POSITION OR PLACE. |
SPEED | RATE OF CHANGE OF POSITION. |
AVERAGE SPEED | DISTANCE DIVIDED BY TIME |
DISPLACEMENT | MEASURES THE CHANGE IN POSITION OF AN OBJECT AND INCLUDES DIRECTION. |
VELOCITY | THE RATE OF CHANGE OF DISPLACEMENT. |
AVERAGE VELOCITY | DISPLACEMENT DIVIDED BY TIME. |
MASS | THE QUANTITY OF MATTER IN OBJECTS. |
INERTIA | MEASUREMENT OF AN OBJECT'S TENDENCY TO REMAIN AT REST OR STAY IN CONSTANT MOTION. |
MOMENTUM | PRODUCT OF MASS AND VELOCITY; QUANTITY OF MOTION FOR AN OBJECT. |
LAW OF CONSERVATION OF MOMENTUM | STATES THAT IF NO OUTSIDE FORCES ACT ON A GROUP OF OBJECTS, THE MOMENTUM OF THE GROUP WILL NOT CHANGE. |
ENERGY | ABILITY TO CAUSE CHANGE. |
KINETIC ENERGY | ENERGY AN OBJECT HAS DUE TO ITS MOTION. |
LAW OF CONSERVATION OF ENERGY | STATES THAT ENERGY CANNOT BE CREATED OR DESTROYED, BUT ONLY TRANSFORMED FROM ONE FORM TO ANOTHER. |
GRAVITATIONAL POTENTIAL ENERGY | ENERGY AN OBJECT COULD POTENTIALLY GAIN IF IT FALLS, DEPENDING ON ITS MASS AND THE HEIGHT IT CAN FALL. |
ACCELERATION | THE RATE OF CHANGE OF VELOCITY. |
AVERAGE ACCELERATION | CHANGE IN VELOCITY DIVIDED BY TIME. |