Air contains only oxygen (True or false)
False. Air contains nitrogen, oxygen, carbon dioxide and some other rare gases
All living things need ______________ to breathe.
oxygen
Plants need _________________ and sunlight to make food.
carbon dioxide
20% of air is _______________.
carbon dioxide
smoke
oxygen
dust
The Earth is surrounded by air which is called the atmosphere (Yes or no)
Yes
Air keeps us ________________.
warm
Air has shape (Yes or No)
No. Air has no fixed shape
Air has no color (Yes or No)
Yes
Moving air is known as ________________.
wind
We can use air to ________________.
dry or style hair
Windmills can be used to produce _________________.
electricity
Air doesn't have mass (Yes or No)
No. Air has mass
Sailboat needs _____________ to move.
wind
Air support burning (Yes or No)
Yes
Sea breeze is caused by air going from land to sea (True or false)
False. It is caused by air going from sea to land
