Air Around Us

Air around us Worksheet-1

Multiple-Choice Question:

1. We refer to the air around Earth as the:

(a) Ocean             (b) Climate          (c) Atmosphere   (d) Sea

2. Which of the following gas is needed by animals for survival?

(a) Argon             (b) Neon              (c) Oxygen           (d) Radon

Air around us Worksheet-2

Multiple-Choice Question:

11. As time goes by, and water goes through the water cycle again and again, the amount of water on Earth:

(a) Goes up and down                    (b) Decreases

(c) Stays the same                           (d) Increases

12. Once water makes it all the way through the water cycle, the water _____.

(a) Can take a break for awhile

(b) Starts the cycle over again

Air around us Worksheet-3

Multiple-Choice Question:

21. __________ is needed for burning.

(a) Oxygen                                       (b) Argon            

(c) Carbon dioxide                         (d) Nitrogen

22. Air contains:

(a) water vapour                             (b) oxygen