Term
|
Definition
|
|
Term
|
Definition
| combination of all forces acting on an object. |
|
|
Term
|
Definition
| two or more equal forces whose effects cancel each other out. |
|
|
Term
|
Definition
| two or more unequal forces acting on an object causing the object to accelerate. |
|
|
Term
|
Definition
| rate of change of velocity |
|
|
Term
|
Definition
| rate of cahnge of velocity; can cause an object to speed up, slow down, or turn, and can be calculated by dividing the change in speed by the given time |
|
|
Term
|
Definition
| states that objects at rest will remian at rest or move with a constant velocitity unless a force is applied |
|
|
Term
|
Definition
| states that an object acted upon by a net force will accelerate in the direction of the force |
|
|
Term
|
Definition
| states that forces always act in equal but opposite pairs |
|
|
Term
|
Definition
| rubbing force that acts against the motion between 2 touching surfaces and always slows an object down |
|
|
Term
|
Definition
| the type of friction that orevents an object from moving a force is applied |
|
|
Term
|
Definition
| exerts the force on the wheels that pushed an object forward |
|
|
Term
|
Definition
| slows down an object that slides |
|
|
Term
|
Definition
| tendency of an object to resist a change in its motion |
|
|
Term
|
Definition
| what keeps you from flying away |
|
|
Term
|
Definition
| amount of matter in an object |
|
|
Term
|
Definition
| what helps an object stop |
|
|
Term
|
Definition
| the gravitational force between you and the Earth |
|
|
Term
|
Definition
| an object in motion will stop, eventually, if there is no friction, air resistance, or gravity. |
|
|
Term
|
Definition
| weight is the amount of matter in an object |
|
|
Term
|
Definition
| an object will move in the same direction as the force applied to it. |
|
|
Term
|
Definition
| if an object is at rest, then no forces are acting on it. |
|
|
Term
|
Definition
| mass is the measure of how hard gravity is pulling you down |
|
|
Term
|
Definition
| one reason an object speeds up is because of the force called friction. |
|
|
Term
|
Definition
| when you are walking to lunch, you are experiencing rolling friction. |
|
|
Term
|
Definition
| a force is any push or pull on an object. |
|
|
Term
|
Definition
| if two forces are balanced, the object the forces are applied to will move. |
|
|
Term
|
Definition
| if two equal forces are opposite directions, they will cancel each other out. |
|
|
Term
|
Definition
| if you push on a wall while wearing roller skates, you will move in the direction you are pushing. |
|
|
Term
|
Definition
newton's first law of motion can be summerized by which word?
a) Terminal Velocity b)friction
c)normal force d)inertia |
|
|
Term
|
Definition
Which combination of units is equivilent to the Newton?
a) m/s squared b) (kg)(m/s squared)
c) (kg)(m/s squared) d) kg/m |
|
|
Term
|
Definition
The amount of matter in an object is called its ___________
a) mass b) force
c) weight d) balance |
|
|
Term
|
Definition
Which is the best description of a car's breaks being applied to slow the vehicle?
a) Gravity b) Static Friction
c) Sliding Friction
d) rolling friction |
|
|
Term
|
Definition
All the following have a direction associated with it, except for which one?
a) velocity b) acceleration
c) mass d) force |
|
|
Term
|
Definition
What is the name of the force that exists between any two objects with mass?
a) gravity b) mass
c) friction d) air resistance |
|
|
Term
|
Definition
What term describes the total force felt by an object?
a) strong b) sum
c) net d) balanced |
|
|
Term
|
Definition
Which force describes any two surfaces the rub against each other?
a) Gravity b) acceleration
c) friction d) momentum |
|
|
Term
|
Definition
Which of the following will travel the farthest if hit by a baseball bat with equal force.
a) ping-pong ball b) baseball
c) bowling ball d) tennis ball |
|
|
