Which two things should you do in the case of a chemical spill on your skin or clothing?

• sit quietly, wipe it off

• wipe it off, rinse with plenty of water

• tell the teacher, rinse with plenty of water

• wipe it off, remove clothing

What type of clothing is appropriate to wear in the laboratory?

• flip flops

• sandals

• closed-toe shoes

• loose-fitting clothes

What should you do with leftover chemicals after completing an experiment?

• Dump them in the sink.

• Take them home with you.

• Dump them in the sink with the teacher's permission or dump them in the provided waster container.

• Dump them into the original container.

When are you allowed to perform any laboratory work?

• after you collect your materials

• after you have read the instructions

• after you have read the instructions when your teacher is present

• when your Zoom partner is present

How should you treat a minor skin burn?

• Immediately cover it with a bandage.

• Place it under cold running water.

• Place it under warm running water.

• Use a fire extinguisher.

Who must be told if you have a minor laboratory accident?

• the teacher

• the nurse

• the principal

• a parent

Which is not a piece of safety equipment that you should know how to find and operate in the laboratory?

• first aid kit

• fire hydrant

• fume hood

• eyewash station

Which item is allowed in the laboratory?

• chewing gum

• candy

• your notebook

• popcorn

A pipette should be filled using which of these items?

• 
• 
• 
• 

The contents of a test tube are best viewed

• as they are emptied.

• from below.

• from above.

• from the side.