Lab

When working with materials that might fly into the air and get into your eyes or someone else's eyes, you should wear

• goggles

• an apron

• gloves

• a hat

Before doing experiments involving a heat source, you should know the location of the

• door

• windows

• fire extinguisher

• overhead lights

When working with a flame or heat source, you should

• tie back long hair that hangs in front of your eyes

• heat substances or objects inside a closed container

• touch an object with your bare hand and see how hot it is

• throw hot objects into the trash when you are done with them

When heating a test tube, it is important to point the test tube

• towards your partner

• towards yourself

• away from you and others

• downward

David wears glasses. What does David need to do before a lab with fire and chemicals?

• clean his eyeglasses

• nothing, the eyeglasses offer enough protection

• wear safety goggles over the glasses

• wear safety goggles in his hair

How should long hair be worn in the lab?

• curly and down

• tucked under a lab coat

• tied back with a rubber band

• hidden with a hat

Safety goggles should be worn when working with what?

• fire and chemicals

• glassware

Tags

NGSS.MS-PS1-6

What type of shoes should you wear in a lab?

• flip flops

• purple pumps

• closed toed shoes

• none, go barefoot

If you do not understand a step in the lab procedure, what should you do?

• walk across the room and ask another lab group

• try different methods until you get it right

• ask the teacher

Paula was not careful and knocked over a beaker. She notices a small chip in the glass. What should Paula do?

• Ignore the situation. A small chip will not hurt anybody.

• Finish what she was working on and then tell the teacher.

• Inform the teacher immediately.