Question

1.
Which of the following options describes speed the best?
(a) Fast motion
(b) Slow motion
(c) Distance travelled in unit time
2. Define speed.
3. Which of the following is used to measure speed?
(a) Clock
(b) Speedometer
(c) Speedocenter

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Answer 1

1. c
2. Speed is the distance traveled per unit of time. It is how fast an object is moving. Speed is the scalar quantity that is the magnitude of the velocity vector. ... Lower speed means it is moving slower. If it isn't moving at all, it has zero speed.
3. b

Answer 2

Answer:

distance traveled in unit time

speed is the ratio of distance by time

speedometer

Explanation:

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