Environmental Science Vocabulary Final

Front

What is an Independent Variable?

Back

A variable that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

What was the Agricultural Revolution?

Back

The time period when humans began to farm and raise animals, leading to the establishment of settled communities.

Front

What does salinity refer to?

Back

The amount of salt found in water.

Front

What is a Dependent Variable?

Back

A variable that depends on or is changed by another variable in an experiment.

Front

What is the Hydrosphere?

Back

The sphere containing all water on Earth, including oceans, rivers, lakes, and water vapor.

Front

Define Controlled Variable.

Back

A variable that is kept constant throughout an experiment to ensure that the results are due to the independent variable.

Front

What is the Biosphere?

Back

The global sum of all ecosystems, where life exists on Earth.

Front

What is the Atmosphere?

Back

The layer of gases surrounding the Earth, essential for life and weather.

Front

What is the Geosphere?

Back

The solid part of the Earth, including rocks, soil, and landforms.

Front

What is Pollution?

Back

The introduction of harmful substances or products into the environment.