Question

Answer the following questions in short ? 1)A car travels a distance of 70 kilometres in 4and 1/2hours. Find its speed. 2) Name the mode of transfer of heat in which medium is not required. 3) What you s the function of large intestine ? 4) Why are the ventilators provided near the ceiling of rooms ? 5) Name one animal living in polar regions . Mention three of it's adaptations.​

Answer 1

Answer:

43.20 m/s

Explanation:

Convert 4 hr and 30 min into sec

4 × 3600 + 30 × 60 = 14400 + 180

16200 sec.

Convert 70 Km. into m

70 × 1000 = 70000 m

Speed = Distance ÷ Time

70000 ÷ 16200 = 43.20 m/s