Air

Air

Multiple Choice

Can we see air?

• yes

• no

Multiple Choice

Does air have a color?

• yes

• no

Multiple Choice

With it, we feel the air

• sun
• rain
• wind

Air

• We cannot see, smell or touch it. However, we can feel air when it moves.

  
  

• Moving air is called wind.

• A gentle wind is called a breeze.

Multiple Choice

Earth is surrounded by an envelope of gases called the _____________.

• hydrosphere

• solar system

• atmosphere

• cloud bubble

Properties of air

• Air can change the shape of things.

  
  

• Air fills up space.

  
  

• Air has no colour.

  
  

• Air expands. When air gets heated up, its particles move farther apart from each other and thus it expands.

• Air has weight.

Multiple Select

Air can change the ___________ of the object.

• colour

• shape

Components of air

Components of air

• AIR CONTAINS GASES

  Air contains gases such as oxygen and carbon dioxide.

  
  

• Oxygen is required for burning. Living beings breathe in oxygen.

  Carbon dioxide is used by plants to make food.

  
  

• Air also contains water vapour.

  
  

• Air contains smoke, dust and germs.

Multiple Choice

How much nitrogen is in the air? (%)

• 75%

• 51%

• 78%

• 60%

Multiple Choice

Which of these makes up about 21 percent of the atmosphere?

• argon

• carbon dioxide

• nitrogen

• oxygen

Multiple Choice

Which of the following gas do we need to put off the fire.

• Nitrogen

• Carbon dioxide

• Oxygen

• Water vapour

Multiple Choice

Which of the following gas does living being need for breathing in.

• Nitrogen

• Oxygen

• Carbon dioxide

• Water vapour

Multiple Choice

_________________ is the most abundant gas in our atmosphere.

• Argon
• Oxygen
• Carbon Dioxide
• Nitrogen

Multiple Choice

We can touch air

• Yes 
• NO

Multiple Choice

Which of the following gas does plants need for preparing food.

• Nitrogen

• Oxygen

• Carbon dioxide

• Water vapour

Multiple Choice

Does air have a weight?

• Yes, it does
• No, it doesn`t

Multiple Choice

Which of these do plants need in order to make food?

• argon
• carbon dioxide
• nitrogen
• oxygen

Multiple Choice

Which of these does a fire need to burn?

• argon
• carbon dioxide
• nitrogen
• oxygen

Multiple Choice

Which of the following gases protect us from the UV rays?

• Carbon-dioxide

• Nitrogen

• Ozone

Multiple Select

Which of the following pictures are the causes of air pollution?

Open Ended

What makes air unfit for breathing?