Question

Select the correct options.

a) The earliest method of telling time was
i. hourglass,
ii. candle clock.
jii. water clock.
iv. sundial.

b) Which of the following is not a unit of time?
i. second
11. sunset
iii. minute
iv. hour

c) A simple pendulum takes 42 s to complete 60 oscillations. The time period of the simple pendulum is
1 66 s.
ii. 4.2 s.
in. 2.2 s.
iv. 0.7 s.

d) Which of the following relations is correct?
1. Time = distance x speed
ii. Time = distance + speed
ili. Time = speed - distance
iv. Time =1
(distance x speed)

e)How far would a roadrunner go at a speed of 35 m/s in 700 s?
i. 245 m
ii. 24,500 m
iii. 2450 m
iv. 17,500 m

f)Which of the following is closest to uniform motion?
i. A car travelling on a busy road
ii. A car travelling on a busy curved road
iii. A car travelling on a straight empty road
iv. A car travelling on a curved empty road​

Answer 1

Answer:

jsjsjsjsksksksksmmsmssmsmmsmsksk

Answer 2

Answer:

a) sundial

b) sunset

c) 0.7 seconds

d) Time= Distance/Speed

e) 24500 m

f) A car traveling on a straight empty road.

Hope this helps you out...