The Earth travels with a speed of of 30km/s around the Sun on its orbit. What is the distance the Earth travels in a week? Note that one day has 86,400s.

Question

Show all the steps taken to get to the answer. 

Answer 1

Student,

 

Just multiply the speed of the earth by the time interval of 1 week.

 

1 week = 7 days = 7(86,400 s) = ?

 

d = vt = (30 km/s) [7(86,400 s)] = ? km

Answer 2

(30)(7)(86,400) km