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STEELE
STEELE--NEWTON'S 1ST LAW OF MOTION
| Question | Answer |
|---|---|
| DISTANCE | THE ENTIRE PATH AN OBJECT TRAVELS DISTANCE=VELOCITY X TIME |
| NET FORCE | TOTAL FORCE (E.G. THROWING A BASKETBALL= GRAVITY, AIR RESISTANCE AND HUMAN PUSHING) |
| FIRST LAW OF MOTION | OBJECT AT REST WILL CONTINUE TO STAY AT REST UNLESS AN OUTSIDE FORCE ACTS ON IT AND AN OBJECT IN MOTION WILL CONTINUE TO STAY IN MOTION AND WILL CONTINUE IN A STRAIGHT LINE UNLESS AN OUTSIDE FORCE ACTS ON IT(E.G. GOLF BALL SITTING ON THE TEE) |
| UNBALANCED FORCES | FORCES ON AN OBJECT THAT DO NOT CANCEL OUT |
| FRICTION | FORCE THAT RESISTS MOTION (ROLLING, SLIDING OR STATIC) |
| ROLLING FRICTION | TYPE OF FRICTION THAT MAKES A TIRE TURN OR A BALL ROLL |
| SLIDING FRICTION | FRICTION THAT OCCURS WHEN TWO SURFACES SLIDE PAST EACH OTHER |
| STATIC FRICTION | FRICTION THAT HINDERS A STATIONARY OBJECT FROM MOVING ON A SURFACE WHEN A FORCE IS APPLIED TO THAT OBJECT. |
| FLUID FRICTION | RESISTANCE TO AN OBJECT'S MOTION THROUGH A FLUID (E.G. AIR RESISTANCE) |
| BALANCED FORCES | FORCES ON AN OBJECT THAT CANCEL EACH OTHER OUT |
| VELOCITY | THE MEASURE OF HOW FAST AN OBJECT IS TRAVELING IN A CERTAIN DIRECTION. V=DISPLACEMENT / TIME |
| FORCE | A PUSH OR PULL APPLIED TO AN OBJECT F=MA (GRAVITY IS A FORCE) |
| NEWTON | UNIT OF FORCE |
| INERTIA | TENDENCY OF AN OBJECT TO REMAIN AS IT IS |
| MOMENTUM | STRENGTH OF AN OBJECT'S MOTION (MASS x SPEED) |
| VECTORS | ILLUSTRATE QUANTITY AND DIRECTION OF A FORCE |
| EQUILIBRIUM RULE | WHEN THE NET FORCE ON SOMETHING IS ZERO (VECTORS GOING TOWARD EACH OTHER) |
| SUPPORT FORCE | UPWARD FORCE OR "NORMAL FORCE" PUSHING UP (WHY WE DON'T FALL THROUGH THE FLOOR)..VECTORS PUSHING UP AND DOWN) |
| WEIGHT | MEASURE OF THE FORCE OF GRAVITY ON THE MASS. MEASURED IN NEWTONS. FORMULA: W=MASS X GRAVITY (9.8M.S(2)) M=WEIGHT / GRAVITY |
| ACCELERATION | THE CHANGE IN SPEED DIVIDED BY TIME A=VF-VI / T |
| SPEED | A MEASURE OF HOW FAST AN OBJECT IS MOVING. SPEED= DISTANCE / TIME |
| DISPLACEMENT | DISTANCE AND DIRECTION BETWEEN STARTING AND STOPPING POSITIONS |