Global Warming and the Greenhouse Effect

The Earth is surrounded by a layer of gases called the _______________.

The natural gases in the Earth's atmosphere reduce the amount of ________ escaping from the Earth into the atmosphere.

• gas

• heat

• temperature

• wind

The more gases there are, the more the Earth heats up. Is this statement TRUE or FALSE?

• TRUE

• FALSE

Tags

NGSS.MS-ESS3-5

The following image shows

• Global Warming

• The Greenhouse Effect

Tags

NGSS.MS-ESS3-5

Some of the Greenhouse gases are:

• nitrogen

• water vapour and carbon dioxide

• oxygen

• argon

Tags

NGSS.MS-ESS3-5

Choose the human activity that is NOT responsible for an increase in the amount of greenhouse gases in the atmosphere.

• clearing the land for industries and building

  (deforestation)

• burning of fuel

• planting more trees

  (reafforestation)

This image is an example of :

• The Greenhouse Effect

• Global Warming

Tags

NGSS.MS-ESS3-5

When there is a rise in the temperature all over the world, __________________ occurs.

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NGSS.MS-ESS3-5

If the temperature rises for longer periods of time, there will be an increase in the level of __________ in the atmosphere.

• carbon dioxide

• oxygen

• nitrogen

• methane

Tags

NGSS.MS-ESS3-5

With increased global warming, the ice at the North and South Pole will _________.

Tags

NGSS.MS-ESS3-5