science
Grade-7
Easy
Question
A truck covers 180 km in 5 hours. Its speed is ___ m/s.
- 10
Hint:
10m/s
The correct answer is: 10
- Speed of a truck= distance/time
- We are given with distance = 180 Km and time = 5h
- By using formula, we get,
-
=180/5
=36km/h
=36×(5/18)m/s
=10m/s