Question

Class 9 science chapter 8 Motion
Answer in one sentence
1.Under what condition, is displacement of an object equal to the distance covered by it during a given.
2. Define speed for moving object.​

Answer 1

Explanation:

Answer

1.●When the object is moving in straight line

, Displacement=Distance

2.●The rate at which the body is moving per second is speed.

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Answer 2

Explanation:

speed

• scalar quantity
• distance /time
• always positive
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