Question 1

A quantity that has only magnitude [no direction]

Accepted Answer

scalar quantity

Question 2

A quantity that has magnitude & direction

Accepted Answer

vector quantity

Question 3

SI unit for length/distance

Accepted Answer

meters

Question 4

SI unit for time

Accepted Answer

seconds

Question 5

SI unit for speed and velocity

Accepted Answer

meters / second

Question 6

SI unit for acceleration

Accepted Answer

meters/second/second (m/s^2)

Question 7

distance/time

Accepted Answer

speed

Question 8

displacement/time

Accepted Answer

velocity

Question 9

speed up, slow down, or change direction

Accepted Answer

3 ways to accelerate

Question 10

total path of motion

Accepted Answer

distance

Question 11

shortest path between 2 points

Accepted Answer

displacement

Question 12

considered "positive" directions

Accepted Answer

north & east

Question 13

considered "negative" directions

Accepted Answer

south & west

Question 14

at rest

Accepted Answer

any horizontal line on P vs T graph

Question 15

speeding up or slowing down

Accepted Answer

curved line on P vs T graph

Question 16

constant speed

Accepted Answer

diagonal line on P vs T graph

Question 17

constant velocity in negative direction

Accepted Answer

horizontal line below 0 m/s on V vs. T graph

Question 18

at rest

Accepted Answer

horizontal line only at 0 m/s on V vs. T graph

Question 19

decreasing velocity

Accepted Answer

diagonal line towards 0 m/s on V vs. T graph

Question 20

increasing velocity

Accepted Answer

diagonal line away from 0 m/s on V vs. T graph

Question 21

constant velocity in positive direction

Accepted Answer

horizontal line anywhere above 0 m/s on V vs. T graph

Question 22

speed up in (-) direction or slow down in (+) direction

Accepted Answer

negative acceleration

Question 23

at rest or constant velocity

Accepted Answer

zero acceleration

Question 24

speed up in (+) direction or slow down in (-) direction

Accepted Answer

positive acceleration

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