LT 6.2 Retake #1

Front

What is a trace gas?

Back

A trace gas is a gas that is present in the atmosphere in very small amounts, typically less than 1%.

Front

Which gas is the most abundant in Earth's atmosphere?

Back

Nitrogen, making up about 78% of the atmosphere.

Front

What percentage of Earth's atmosphere is composed of oxygen?

Back

Approximately 21%.

Front

Which gas is present in the smallest amount in the Earth's atmosphere?

Back

Carbon Dioxide, which is about 0.04%.

Front

What is the role of carbon dioxide in the atmosphere?

Back

Carbon dioxide is essential for photosynthesis and helps regulate Earth's temperature.

Front

How does the amount of oxygen compare to carbon dioxide in the atmosphere?

Back

Oxygen is significantly higher than carbon dioxide.

Front

What are the primary components of Earth's atmosphere?

Back

Nitrogen (78%), Oxygen (21%), Argon (0.93%), and trace gases including carbon dioxide.

Front

What is the significance of trace gases in the atmosphere?

Back

Trace gases can influence climate and weather patterns despite their small concentrations.

Front

What is the greenhouse effect?

Back

The greenhouse effect is the warming of Earth's surface due to the trapping of heat by greenhouse gases like carbon dioxide.

Front

What is the function of nitrogen in the atmosphere?

Back

Nitrogen is inert and does not readily react with other substances, providing stability to the atmosphere.