World of Science Review

Front

What does the lab safety symbol indicating 'wear goggles' mean?

Back

It signifies that you should protect your eyes when working with glassware or chemicals.

Front

What does the lab safety symbol indicating 'working with fire' mean?

Back

It signifies that you should take precautions when working with open flames or hot surfaces.

Front

What is a conclusion in the context of a scientific experiment?

Back

It is the summary at the end of an experiment that explains the results and findings.

Front

What equipment is used to measure liquid volume in milliliters?

Back

Graduated cylinder.

Front

How many variables can be tested in a controlled experiment?

Back

One.

Front

What is the purpose of wearing goggles in a laboratory?

Back

To protect your eyes from harmful substances and potential hazards.

Front

What is a controlled experiment?

Back

An experiment where only one variable is changed at a time to isolate its effects.

Front

What is the role of a hypothesis in scientific research?

Back

It is a testable prediction about the outcome of an experiment.

Front

What is the difference between independent and dependent variables?

Back

The independent variable is manipulated, while the dependent variable is measured.

Front

What is the scientific method?

Back

A systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.