Question

1. Every object moves with a constant speed.

2. Speedometer indicates the speed in km/s

3. The speed of a train is expressed in m/h

4. The basic unit of time is second.

True/false

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Answer 1

Answer:

1. False

2. False

3. False

4. True

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Answer 2

Answer:

1) False

2) False

3) False

4) True

Explanation:

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