Atmosphere Review

Front

What is the atmosphere?

Back

The atmosphere is a layer of gases surrounding the Earth, essential for life, providing oxygen, and protecting from harmful solar radiation.

Front

What are greenhouse gases?

Back

Greenhouse gases are gases that trap heat in the atmosphere, contributing to the greenhouse effect and climate change.

Front

What is the greenhouse effect?

Back

The greenhouse effect is the process by which certain gases in the atmosphere trap heat, keeping the Earth's surface warm.

Front

What is arctic sea ice?

Back

Arctic sea ice is frozen seawater that floats on the Arctic Ocean, playing a crucial role in regulating the Earth's climate.

Front

What happens when arctic sea ice melts?

Back

When arctic sea ice melts, it leads to less sunlight being reflected, contributing to global warming.

Front

What are the main components of Earth's atmosphere?

Back

The main components of Earth's atmosphere are nitrogen (78%), oxygen (21%), and trace amounts of other gases like carbon dioxide.

Front

What is the role of carbon dioxide in the atmosphere?

Back

Carbon dioxide is a greenhouse gas that traps heat in the atmosphere, playing a significant role in climate change.

Front

What is climate change?

Back

Climate change refers to long-term changes in temperature, precipitation, and other atmospheric conditions on Earth.

Front

What are some effects of climate change?

Back

Effects of climate change include increased droughts, flooding, melting of polar ice caps, and rising sea levels.

Front

What is the hydrosphere?

Back

The hydrosphere encompasses all water on Earth, including oceans, rivers, lakes, and water vapor in the atmosphere.