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 | Q 37 | Page 80

State whether the following quantity is a scalar or vector.

Give two differences between speed and velocity.

State whether the following is scalar or vector quantity

Force

State whether the following is scalar or vector quantity

Energy

Define the state of rest.

What do you mean by a vector quantity?

What do you mean by motion?

Are rest and motion relative?

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

Answer the following question:
Can we multiply vectors?