Write down the three equations of motion.

Short/Brief Note

First equation of motion is v = u + at.
Second equation of motion is s= ut + 1/2a t².
Third eqution of motion is v² - u² =2as.

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Scalar and Vector Quantities

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Chapter 2: Motion in One Dimension - Exercise 2 [Page 80]

Chapter 2 Motion in One Dimension
Exercise 2 | Q 37 | Page 80

Distinguish between average speed and average velocity.

'The value of g remains the same at all places on the Earth's surface'. Is this statement true? Give reason for your answer.

The correct equation of motion is : ___________

Give two examples of scalars.

A quantity can be represented only when its magnitude and direction are specified. Is it scalar or vector?

Answer the following question:
Can we add two scalars?

Answer the following question:
Can we multiply two scalars?

Answer the following question:
Can we add a scalar quantity to a vector quantity?

Answer the following question:
Can we multiply vectors?

What do you understand by the equations of motion?