Unit 5 Review

What is the lowest layer of the atmosphere?

• Thermosphere

• Troposphere

• Stratosphere

• Mesosphere

What is the highest layer in the atmosphere?

• Troposphere

• Mesosphere

• Thermosphere

• Stratosphere

Which layer of the atmosphere contains the ozone layer?

• Mesosphere

• Stratosphere

• Troposphere

• Thermosphere

Which layer of the atmosphere does weather occur in?

• Thermosphere

• Troposphere

• Stratosphere

• Mesosphere

What is a greenhouse gas?

• Gases that absorb and re-radiate infrared radiation (heat energy).

• Gases in a greenhouse that makes plants grow.

• The green squiggles in cartoons when smelly gas is around.

• It helps photosynthesis

What is the most abundant greenhouse gas in the atmosphere?

• Water, H₂O

• Carbon Dioxide, CO₂

• Methane, CH₄

• Ozone, O₃

Which of the following is NOT a source of greenhouse gas emissions?

• Electricity Production

• Agriculture

• Transportation

• Water usage

What is ocean acidification?

• Using ocean water to make acids in labs.

• Ocean water becoming more acidic from pollution.

• Using carbon dioxide to heal the fish in the sea.

• None of the above.

True or False? An acidic pH is above 7.

• True

• False

What is the top source of tropospheric ozone?

• Car Exhaust

• Gasoline Vapors

• Factories

• Oil refineries