Front

What is the water cycle?

Back

The water cycle is the continuous process by which water moves through the environment, involving processes such as evaporation, condensation, and precipitation.

Front

What are the main processes involved in the water cycle?

Back

The main processes are evaporation, condensation, precipitation, and transpiration.

Front

What is transpiration?

Back

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

Front

What is precipitation?

Back

Precipitation is any form of water, liquid or solid, that falls from the atmosphere to the Earth's surface, including rain, snow, sleet, and hail.

Front

What is condensation?

Back

Condensation is the process by which water vapor in the air cools and changes back into liquid water, forming clouds.

Front

What is the tragedy of the commons?

Back

The tragedy of the commons refers to a situation in which individuals, acting in their own self-interest, deplete shared resources, leading to negative outcomes for the entire community.

Front

Give an example of the tragedy of the commons.

Back

Overfishing in international waters is an example, where individual fishermen catch as many fish as possible, leading to depletion of fish stocks.

Front

What percentage of Earth's water is freshwater?

Back

Only about 2-3% of Earth's water is freshwater, with the majority being saltwater in oceans.

Front

Where is the least energy found in an energy pyramid?

Back

The least energy is found at the top of the energy pyramid, where there are fewer organisms and less energy available.

Front

What is an energy pyramid?

Back

An energy pyramid is a graphical representation of the energy flow in an ecosystem, showing the energy available at each trophic level.