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A car covers a distance of 120 km in 2 h. Its average speed is:
60 km/h
225 m/s
duration of an event
36 km/h
m/s
15120 s
accelerated
decelerated
The chronometer is an instrument that allows measuring the
60 km/h
225 m/s
duration of an event
36 km/h
m/s
15120 s
accelerated
decelerated
The average speed of an airplane is 810km/h. The speed of this plane in m/s is:
60 km/h
225 m/s
duration of an event
36 km/h
m/s
15120 s
accelerated
decelerated
A runner covers a distance of 100 m in 10 s. His average speed is:
60 km/h
225 m/s
duration of an event
36 km/h
m/s
15120 s
accelerated
decelerated
When the speed of a moving object increases, its motion is:
60 km/h
225 m/s
duration of an event
36 km/h
m/s
15120 s
accelerated
decelerated
A car moves with a speed of 40km/h, suddenly, the driver hits the brakes. The motion is said to be:
60 km/h
225 m/s
duration of an event
36 km/h
m/s
15120 s
accelerated
decelerated
The speed of light in space is estimated to be 300000km/s. The distance Sun – Neptune is 4.536 × 〖10〗^9 km . The duration that light travels from the Sun to Neptune is:
60 km/h
225 m/s
duration of an event
36 km/h
m/s
15120 s
accelerated
decelerated
The (SI) unit of the instantaneous speed is :
60 km/h
225 m/s
duration of an event
36 km/h
m/s
15120 s
accelerated
decelerated
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