Question

?

Answer 1

try making a quick sketch of the scenario

Answer 2

compared to the starting position, what is the displacement?

Answer 3

left

Answer 4

how many meters is the displacement?

Answer 5

5

Answer 6

wait i would do 30-5

Answer 7

good, 25 m west is the displacement

Answer 8

for b) total distance just add 30 + 5 = 35 m (distance not displacement has no direction)

Answer 9

for c) divide displacement from part a) over time

Answer 10

0.5

Answer 11

25/45

Answer 12

25/45 = 0.556 m/s west = average velocity

for d) divide distance from part b) /time

Answer 13

35/45

Answer 14

0.778

Answer 15

good, 0.778 m/s

Answer 16

also just as a quick question have you learned about significant figures yet? I am wondering if I should be using sig figs in our answers