4.1/5.1 Scientific Investigation

Front

What is a constant in an experiment?

Back

A constant is what the experimenter keeps the same in each test.

Front

What is a dependent variable?

Back

A dependent variable is the factor that the experimenter measures due to the changed variable.

Front

What is an independent variable?

Back

An independent variable is the factor that is changed by the experimenter on purpose.

Front

What unit would you use to measure the weight of an object?

Back

Grams (g) are used to measure weight.

Front

What unit would you use to measure temperature?

Back

Degrees Celsius (°C) are used to measure temperature.

Front

What unit would you use to measure length?

Back

Centimeters (cm) or meters (m) are used to measure length.

Front

What is the purpose of a hypothesis in a scientific investigation?

Back

A hypothesis is a testable prediction about the outcome of an experiment.

Front

What is the role of data in scientific investigations?

Back

Data is collected to support or refute a hypothesis.

Front

What is the difference between qualitative and quantitative data?

Back

Qualitative data describes characteristics, while quantitative data involves numbers and measurements.

Front

Why is it important to have a control group in an experiment?

Back

A control group helps to compare results and determine the effect of the independent variable.