Question 1

shortest path of motion between starting and end points

Accepted Answer

displacement

Question 2

SI unit of force

Accepted Answer

Newtons

Question 3

SI unit of energy

Accepted Answer

Joules

Question 4

the ability to do work

Accepted Answer

Energy

Question 5

speed up, slow down or change direction

Accepted Answer

3 ways to accelerate

Question 6

a force that acts without contact (Example: gravity)

Accepted Answer

field force

Question 7

a force that works when touching object (Example: friction)

Accepted Answer

contact force

Question 8

wrote the 3 laws of motion

Accepted Answer

Newton

Question 9

Force = mass x acceleration

Accepted Answer

2nd law of motion

Question 10

force that causes object to accelerate

Accepted Answer

net force

Question 11

downward force on Earth that accelerates objects at -9.8 m/s^2

Accepted Answer

gravity

Question 12

Equal forces acting in opposite directions; NO AFFECT ON MOTION

Accepted Answer

balanced forces

Question 13

an object in motion stays in motion unless acted on by an net force

Accepted Answer

1st law of motion

Question 14

For every force there is an equal and opposite force

Accepted Answer

3rd law of motion

Question 15

SI unit for time

Accepted Answer

seconds

Question 16

SI unit for distance

Accepted Answer

meters

Question 17

are considered positive directions

Accepted Answer

North and East

Question 18

are considered negative directions

Accepted Answer

South and West

Question 19

anything that is thrown, launched or shot through the air

Accepted Answer

projectile

Question 20

says that horizontal component of motion has NO effect on the vertical component of motion

Accepted Answer

X-Y independence

Question 21

description of a projectile's motion

Accepted Answer

parabolic

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