Safety Test Review

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.

What does this safety symbol mean?

• Poisonous

• Deadly

• Acute Toxicity

Tags

NGSS.MS-PS1-2

When using sharp instruments in a lab

• always carry them with the tips or points pointed away from you, or down.

• always cut away from your body.

• grasp them only by the handle.

• All of the above

If you see something in the classroom or laboratory that is dangerous, tell the teacher

• when you have time

• at once

• after class

• after school

True or False: Hot glass looks the same as cold glass.

• True

• False

If a laboratory fire erupts, immediately

• notify your instructor.

• run for the fire extinguisher.

• throw water on the fire.

• open the windows.

You have been injured in the laboratory (cut,

burn, etc.). First, you should

• visit the school nurse after class.

• see a doctor after school.

• tell the science instructor at once.

• apply appropriate first aid and continue

  the lab.

If a chemical should splash in your eye(s) or on your skin, immediately flush with running water for at least

• 10

• 15

• 20

• 30

What does this safety symbol mean?

• Burns

• Corrosive

• Toxic

Tags

NGSS.MS-PS1-2

True or False: Work areas should be kept clean and tidy.

• True

• False