CMAS Science

Front

What is the scientific method?

Back

The scientific method is a systematic process used for scientific investigation, involving observation, hypothesis formulation, experimentation, analysis, and conclusion.

Front

Define hypothesis.

Back

A hypothesis is a testable prediction about the relationship between two or more variables.

Front

What is a variable in an experiment?

Back

A variable is any factor, trait, or condition that can exist in differing amounts or types in an experiment.

Front

Differentiate between independent and dependent variables.

Back

The independent variable is the one that is changed or controlled in an experiment, while the dependent variable is the one that is measured or affected.

Front

What is a control group?

Back

A control group is a group in an experiment that does not receive the treatment and is used as a benchmark to measure how the other tested subjects do.

Front

Explain the importance of repeatability in scientific experiments.

Back

Repeatability ensures that an experiment can be conducted multiple times with the same results, which validates the findings.

Front

What is a scientific theory?

Back

A scientific theory is a well-substantiated explanation of an aspect of the natural world that is based on a body of evidence.

Front

Define ecosystem.

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

What is biodiversity?

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Biodiversity refers to the variety of life in a particular habitat or ecosystem.

Front

Explain the concept of energy flow in an ecosystem.

Back

Energy flow in an ecosystem describes how energy is transferred from one organism to another through food chains and food webs.