OZONE DEPLETION AND ENVIRONMENTAL PROTECTION.

Which of the following have ozone depleting substances and synthetic greenhouse gases commonly been used for?

• Propellants in aerosol products

• Asthma puffers

• Refrigerators and air conditioners

• All of the above

Tags

NGSS.MS-PS1-3

The Montreal Protocol, signed in 1987, was the first step in international efforts to protect ozone. Where is the place Montreal?

• Australia

• Unites states

• France

• Canada

ozone comes in which layer of atmosphere

• 4

• 1

• 2

• 3

We know the main green house gas is carbon dioxide that is labelled as P in the figure. Which is the second most green house gas labelled as 'S' ?

• CFC

• Methane

• Nitrous oxide

• Nitric oxide

Tags

NGSS.MS-ESS3-5

The thickness of ozone is measure in a unit, Which one is that unit?

• Decibel

• Dobson

• Tesla

• BOD

The effects of global warming

• climate change

• increase in sea level.

• melting of polar ice caps.

• All of these.

Tags

NGSS.MS-ESS3-5

Which of these countries emits the most carbon dioxide?

• china

• United States

• Russia

• UK

Tags

NGSS.HS-ESS2-6

The term La Nina derived from which language?

• Spanish

• English

• French

• Greek

World Earth Day is celebrated at

• April 20

• April 21

• April 22

• April 23

Globally, which of the following economic sectors emits the largest percentage of greenhouse gas emissions?

• Transportation

• Buildings

• Industry

• Electricity and heat production

Tags

NGSS.MS-ESS3-5