Describing Earth's Atmosphere

Front

What helped form Earth's ancient atmosphere?

Back

Volcanic Ash

Front

What gas makes up 78% of Earth's atmosphere?

Back

Nitrogen

Front

What is the most abundant gas in the atmosphere?

Back

Nitrogen

Front

What do plants produce during photosynthesis that helps the atmosphere?

Back

Oxygen

Tags

NGSS.MS-LS1-6

Front

Why do hikers carry oxygen when climbing high mountains?

Back

Air pressure decreases as altitude increases.

Front

What is the layer of gases surrounding Earth called?

Back

Atmosphere

Front

What gas do humans and animals breathe in?

Back

Oxygen

Front

What gas do humans and animals exhale?

Back

Carbon Dioxide

Front

What is the process by which plants convert sunlight into energy?

Back

Photosynthesis

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What is the term for the amount of force exerted by the weight of air above?

Back

Air Pressure