What is all around us?
Snow
Water
Air
Wind
Which among the following is more powerful?
Gale
Breeze
Storm
Hurricane
Which sentence is FALSE?
Air is all around us
Air fills things
Air has no weight
Air moves things
Which is a FALSE sentence?
We need air to live.
We cannot stay alive for few minutes without air.
Other living things can stay without air
Plants and animals also need air to live.
Which instrument tells us the direction of wind?
Wind vane
Wind vain
Wind vein
Wind wain
Which one is heavier?
Empty balloon
Half filled balloon
Full filled balloon
Unfilled balloon
Why do bubbles appear when an empty glass is pushed upside down to a tub of water and tilted?
Because there is no air inside the glass
Because there is bubble inside the glass
Because there is no air inside
Because the glass is empty
What makes the leaves move and trees sway?
Strong gale
Strong breeze
Which gas is used by the leaves during photosynthesis?
Nitrogen
Carbon dioxide
Oxygen
None of these
What is wind?
Moving air
Moving fog