Science Review Questions

Front

What is usually the first step in a scientific investigation?

Back

Define a problem

Front

Why do scientists plan investigations before starting them?

Back

To make sure the experiment is fair

Front

What makes an experiment different from other types of investigations?

Back

It involves changing one variable

Front

Which of the following is NOT a valid scientific investigation?

• An experiment
• A field study
• A guess
• An observation

Back

A guess

Front

Why do scientists repeat experiments?

Back

To confirm the results

Front

What happens if an experiment is only done once?

Back

Results may not be reliable

Front

What is a control group used for in an experiment?

Back

To compare changes

Front

Why is it important to have a control group?

Back

It helps show what caused the change

Front

Do all scientific investigations follow the exact same steps?

Back

No, investigations can vary

Front

Which statement is true about the scientific method?

Back

It is one of many ways to investigate