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Question 1

the rate at which velocity changes

Answer 1

acceleration

Question 2

an example of acceleration due to change in speed is

Answer 2

free fall

Question 3

is a steady change in velocity

Answer 3

constant acceleration

Question 4

in which the displayed data from straight line parts.

Answer 4

linear graph

Question 5

accelerated motion is represented by a curved line on a distance time graph

Answer 5

nonlinear graph

Question 6

A measure of size, distance, and amount of an object

Answer 6

Magnetitude

Question 7

The overall force acting on an object

Answer 7

net force

Question 8

Friction that occurs in air or water

Answer 8

air resistance

Question 9

The force of gravity acting on an object

Answer 9

weight

Question 10

The combined forces on an object where the net force is greater than zero; the object accelerates

Answer 10

unbalanced force

Question 11

The combined forces on an object where the net force is zero; there is no motion

Answer 11

balanced force

Question 12

friction force that acts on an object not moving

Answer 12

Static Friction

Question 13

force that opposes the direction of motion of an object as it slides over a surface

Answer 13

sliding friction

Question 14

force that acts on rolling objects (wheels)

Answer 14

rolling friction

Question 15

opposes the motion of an object through a fluid

Answer 15

fluid friction

Question 16

sometimes called the law “Inertia” the tendency of an object to resist a change in its motion

Answer 16

newtons 1st law

Question 17

an acceleration of an object is always in the same direction as the net force.

Answer 17

newtons second law

Question 18

For every action, there is an equal and opposite reaction

Answer 18

newtons third law

Question 19

is the maximum velocity (speed) attainable by an object as it falls through a fluid

Answer 19

terminal velocity

Question 20

strength or energy as an attribute of physical action or movement.

Answer 20

force

Question 21

a tendency to do nothing or to remain unchanged.

Answer 21

inertia

Question 22

if no net force acts on a system, then momentum doesn’t change

Answer 22

Law of Conservation of Momentum

Question 23

every object in the universe attracts other objects

Answer 23

Law of Universal Gravitation