Front

Why is the Ozone important to life on Earth?

Back

The Ozone protects the Earth’s atmosphere and the life on Earth from harmful radiant energy emitted by the sun.

Front

Which layer of the atmosphere is immediately above the layer we are in right now? Options: Troposphere, Stratosphere, Mesosphere, Thermosphere

Back

Stratosphere

Front

The protective layer of "good" ozone is found in which layer of the atmosphere?

Back

Stratosphere

Front

What does atomic oxygen (O) combine with to form ozone?

Back

oxygen (O2)

Front

CFCs come from?

Back

refrigerants & aerosols

Front

CFCs are made up of which three compounds?

Back

Chlorine, Fluorine, Carbon

Front

The ozone hole is over which place? Options: Antarctica, South America, Africa, Arctic

Back

Antarctica

Front

What important international agreement limited/banned CFCs in many countries?

Back

Montreal protocol

Front

Which layer in the atmosphere protects us from harmful UV radiation? Options: Ozone, Troposphere, Ionosphere, Exosphere

Back

Ozone

Front

What is the name of the international agreement committing parties to phasing out ozone depleting substances and phasing out chlorofluorocarbons (CFCs)?

Back

Montreal Protocol