Becoming a scientist

Which of the following is not an area of science?

• Physics

• Biology

• Chemistry

• Astrology

The independent variable is ...

• The variable you test or change

• The constant variable

• The variable you observe or measured

The dependent variable is....

• The unchanged variable

• The measured variable

• The changed variable

The controlled experiment must have....

• A controlled group

• An experimental group

• Both groups

The gas should be turned on ____________ lighting the match.

• Before

• After

When should you tie back long hair or baggy clothing?

• When working with chemicals
• When working with a Bunsen burner
• When doing dissections.
• Any time you are working in the lab.

When is it OK to eat or drink in the lab?

• Always
• Never

If you break glassware in the lab, you should...

• Tell the teacher
• Clean it up quickly before the teacher notices
• Scream at the top of your lungs

What a hypothesis?

• an explanation about what you observed

• using your 5 senses to gather data

• the thing changed on purpose in the experiment

• an educated guess about what will happen in the experiment.

When should safety goggles be worn?

• at all times in the lab
• when you feel like it
• when liquids could splash into your eyes OR when using glassware