Question

A certain car can accelerate from rest to 30 m/s in about 5 seconds. Determine how far the car travels in those 5 seconds.

Answer 1

Gross Character will “form-the basis of start of the hierarchy and fine character -will -form “the basis of further steps of single the hierarchy.

Example:

Presence of vertebral column in human beings can be taken under vertebrata.

Presence of four limbs makes them members of Tetrapoda.

Presence of mammary glands keeps them under mammalia.

Answer 2

Answer: 15m

Explanation:

u=0m/s

v=30m/s

t=5sec

a= (v-u)/t =30-0/5 = 6m/s2

s= ut+1/2at2

s= 0x5 + 1/2 x6x5

s=15m