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STUDY CARDS
CHAPTER 2 FORCES
| Question | Answer |
|---|---|
| when an unbalanced force acts on an object, the force | changes the motion of the object |
| AIR RESISTANCE IS A TYPE OF | FLUID FRICTION |
| WHCIH OF THE FOLLOWING IS NOT A PROJECTILE | A BALL ON THE GROUND |
| THE RESISTANCE OF AN OBJECT TO ANY CHANGE IN ITS MOTION IS CALLED | FRICTION |
| THE PRODUCT OF AN OBJECT;S MASS AND ITS MOTION IS CALLED | NET FORCE |
| BALANCED FORCES ARE EQUAL FORCES ACTING ON AN OBJECT IN OPPOSITE DIRECTIONS | TRUE |
| ROLLING FRICTION OCCURS WHEN TWO SOLID SURFACES SLIDE OVER EACH OTHER | FALSE |
| THE GREATEST VELOCITY A FALLING OBJECT REACHES IS CALLED MOMENTUM | FALSE |
| THE LAW OF UNIVERSAL GRAVITATION STATES THAT THE TOTAL MOMENTUM OF OBJECTS THAT INTERACT DOES NOT CHANGE | FALSE |
| THE TYPE OF FORCE THAT CAUSES A SATELLITE TO ORBIT EARTH IS A CENTRIPETAL FORCE | TRUE |