Question 1

Hertz

Accepted Answer

SI unit for frequency

Question 2

motion

Accepted Answer

change in position

Question 3

momentum (p)

Accepted Answer

mass x velocity

Question 4

work (W)

Accepted Answer

force x distance

Question 5

Power (P)

Accepted Answer

work / time

Question 6

1st law of motion

Accepted Answer

"an object in motion will stay in motion until acted on by a net force"

Question 7

inertia

Accepted Answer

resistance to change in motion (summarizes 1st law of motion)

Question 8

2nd of motion

Accepted Answer

law states Force = mass x acceleration

Question 9

gravity

Accepted Answer

downward field force (10 m^2)

Question 10

static friction

Accepted Answer

friction that acts on stationary objects

Question 11

PE

Accepted Answer

energy based on position [ m*g*h ]

Question 12

KE

Accepted Answer

energy based on velocity [ 0.5m * v^2 ]

Question 13

ME

Accepted Answer

energy that is sum of PE + KE

Question 14

kinetic friction

Accepted Answer

friction that acts on moving objects

Question 15

friction

Accepted Answer

contact force that acts in the opposite direction as the motion

Question 16

distance

Accepted Answer

total path of motion

Question 17

projectile

Accepted Answer

anything that has been launched or thrown or shot

Question 18

parabolic

Accepted Answer

path of motion of all projectiles

Question 19

gamma rays

Accepted Answer

part of EM spectrum with highest frequency

Question 20

radio waves

Accepted Answer

part of EM spectrum with lowest frequency

Question 21

3rd law of motion

Accepted Answer

law "for every action force there is an equal and opposite reaction force"

Question 22

linear motion

Accepted Answer

motion in a straight line

Question 23

90 degree motion

Accepted Answer

motion that forms a right triangle

Question 24

Free Body Diagram

Accepted Answer

picture that shows all the forces acting on an object

Question 25

acceleration

Accepted Answer

(change in velocity) / time

Question 26

speed up, slow down, or change direction

Accepted Answer

3 ways to accelerate

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