Cycles of Matter

Front

What is the process by which water changes from a liquid to a gas?

Back

Evaporation

Front

What is the process by which water vapor cools and changes back into liquid water?

Back

Condensation

Front

What is nitrogen fixation?

Back

The process of converting atmospheric nitrogen into a form usable by plants and animals.

Front

What percentage of all freshwater is trapped in ice caps and glaciers?

Back

69%.

Front

What is the overall purpose of photosynthesis?

Back

To use energy from the sun to produce food for the plant.

Front

What is the role of transpiration in the water cycle?

Back

Transpiration is the process by which water is absorbed by plant roots and then released as vapor through pores in leaves.

Front

What is the significance of the carbon cycle?

Back

The carbon cycle is essential for regulating Earth's climate and supporting life by recycling carbon among the atmosphere, land, and oceans.

Front

What are the main components of the nitrogen cycle?

Back

Nitrogen fixation, nitrification, assimilation, ammonification, and denitrification.

Front

How does human activity impact the water cycle?

Back

Human activities such as deforestation, urbanization, and pollution can disrupt the natural water cycle, leading to issues like droughts and flooding.

Front

What is the difference between weather and climate?

Back

Weather refers to short-term atmospheric conditions, while climate refers to long-term patterns and averages of weather in a particular area.