Lab Safety review

During a science experiment, Scarlett is heating a test tube. She should always point the heated test tube:

• away from you and toward others

• away from you and away from others

• at the floor

• toward you and away from others

Charlotte and Zoe are in the lab. To safely smell a chemical in the lab:

• sniff it slowly

• inhale the fumes directly from the container

• heat the substance before smelling

• gently wave the fumes toward your nose using a wafting motion

Which safety symbol reminds you to be careful when using sharp objects?

• 
• 
• 
• 

When Liam and Abigail are using razor blades, scalpels, or scissors in their science class, they should always cut:

• on a 90° angle

• toward you

• away from you

• a dead frog

Emma is using a flame to heat a test tube in the lab:

• don't touch the heated test tube with your bare hand

• it's OK to reach over the flame to get your materials

• don't tie your hair back

• all of the above

Which of the following experiments would have these safety symbols?

• Benjamin and Aria are dissecting (cutting) rats.

• Henry and Aria are testing to see which type of paper will burn the fastest.

• Benjamin and Henry are mixing different chemicals to see if they react.

• Aria is testing to see if the amount of water affects how fast plants grow.

Tags

NGSS.MS-PS1-6

What should Jackson do if he accidentally spills some chemicals in the lab?

• Tell the teacher immediately

• Clean it up with paper towels and don't tell the teacher

• Just leave it there for the custodian to clean up

• Either B or C

During a chemistry lab session, Priya notices this safety symbol on a container. Which of the following things should she be sure to do?

• Protect your hands by wearing gloves.

• Protect your clothing by wearing a lab apron.

• Be cautious when using sharp materials.

• Use a wafting motion to smell chemicals.

During a science experiment, Mason noticed a safety symbol on a chemical bottle. What does this safety symbol mean?

• Fire Safety

• Goggles

• Poison

• Watch out for pirates!

If Olivia injures (hurts) herself during a lab:

• don't tell anyone

• tell the teacher immediately

• wait until the end of the experiment to tell the teacher

• wait until after class to go to the nurse