Question

please Give me answer:

1) the change in position of an object with respect to the sorroundings is called:
a) Force
b) motion
c) momentum
d) movement

2) The earliest clocks for measuring time during day were:
a) sand clocks
b) pendulum clocks
c) sundials
d) stop watches

3) An athlete covers 300 m in 5second . what is his average speed ?
a) 30m/s
b) 60m/s
c) 50m/s
d) 75m/s

4) S.l unit of speed is :
a) m/s
b) km/h
c) m/h
d) km/s​

Answer 1

Explanation:

1: movement

2:sundials

3: 60m/s

4:m/s

Answer 2

Answer:

1. a) motion

2. c) sundials

3.b) 60 m/s

4. a) m/s