Lab Safety Test Review

Which of the following should be done to check on a container that is being heated?

• look directly into the opening of the container to check for boiling

• feel if the container is hot by touching it with the back of your hand

• smell the opening of the container to determine if the chemical reaction has taken place

• look at the side of the glass container to check for bubbling

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which of the following is acceptable in the science lab?

• chewing gum

• drinking water

• eating a snack

• wearing goggles

The following footwear is best in the lab:

• open-toed shoes

• sandals

• closed-toe shoes

• shoes appropriate for the weather

Personal eyeglasses provide as much protection as

• a face shield

• safety glasses

• splash-proof chemical goggles

• none

Select all that apply: When gathering glassware and equipment, you should:

• read all directions carefully to know what is necessary

• examine all glassware to check for chips or cracks

• clean any glassware that appears dirty

• be sure that damaged equipment is used in the experiment

You are heating a piece of glass and now want to pick it up. You should:

• use a rag or paper towels

• pick up the end that looks cooler

• use tongs

• pour cold water on it

Tags

NGSS.MS-PS1-4

You are heating a substance in a test tube. Always point the open end of the tube:

• toward yourself

• toward your lab partner

• toward another classmate

• away from people

If you wear contact lenses in the school lab:

• take them out before starting the lab

• you do not have to wear protective goggles

• advise your science teacher that you wear contacts

• keep the information to yourself

All chemicals in the lab should be treated as if they could be hazardous

• true

• false

Tags

NGSS.HS-ETS1-3

Work areas should be kept clean and tidy

• true

• false