Speed Class 7, Practice 1

Speed_Time_Distance_Worksheet (1)

Use the Buttons like Start and reset and observe

Answer the following question

What are the two essential things that a physical quantity have

Answer the following for motion

A motion which reapeats itself after fixed interval of time is called____________

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Unit used to represent distance , perimeter and height is same . What is it?

If position of object changes with time, it is said to be

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Why do you think Unit is necessary for any measurable physical quantity?

Thing that travels faster than speed of sound....

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Suggest correct unit to represent speed of following. 1) Snail 2) Leaopard 3) Sound 4) Light