Flashcard 26

Front

What is a dependent variable?

Back

A dependent variable is the variable in an experiment that is measured and affected by changes in the independent variable.

Front

What does phenotype mean?

Back

Phenotype refers to the observable physical or biochemical characteristics of an organism, as determined by both genetic makeup and environmental influences.

Front

What is time in the context of measuring events?

Back

Time is a measure of the durations of events, often quantified in seconds, minutes, hours, etc.

Front

What is electric current?

Back

Electric current is the flow of electric charge, typically measured in amperes (A), and is responsible for powering electrical devices.

Front

What is light?

Back

Light is the natural agent that stimulates sight and makes things visible; it is a portion of the electromagnetic spectrum.

Front

What is an independent variable?

Back

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

Front

Define the term 'hypothesis'.

Back

A hypothesis is a proposed explanation for a phenomenon, which can be tested through experimentation.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

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

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.