Practical Chemistry

What should you do if you break glass in the lab?

• Tell the teacher.

• Sweep up the glass.

• Pick up the glass with your hands.

• Ignore it; the teacher will clean it up when she sees it later.

Identify the piece of lab equipment seen in the image.

• Erlenmeyer Flask

• Graduated Cylinder

• Beaker

• Test Tube

Identify the piece of lab equipment seen in the image.

• Pipets

• Test Tubes

• Forceps

• Scoopulas

When working in the lab which of the following is allowed?

• Drinking

• Wafting

• Eating

• Chewing gum

Who is responsible for cleaning up after a lab?

• Your lab partner

• Parents

• Teacher

• Every student

Which of the following is NOT considered lab safety equipment?

• Sunglasses

• Apron

• Goggles

• Gloves

If you do not understand a direction or part of a laboratory procedure, you should

• ask the teacher before proceeding.

• skip it and go on to the next part.

• figure it out as you do the lab.

• try several methods until something works.

Tags

NGSS.HS-LS1-3

Long hair in the laboratory must be

• held away from the experiment with one hand.

• tied back or kept entirely out of the way with a hair band, etc.

• cut short

• always neatly groomed.

What is the primary purpose of using a Bunsen burner in a chemistry lab?

• To measure the mass of substances

• To provide a heat source for experiments

• To mix chemical solutions

• To store chemical reagents

Tags

NGSS.HS-PS3-4

Which of the following is a common indicator used to determine the pH of a solution?

• Bromothymol blue

• Sodium chloride

• Ethanol

• Copper sulfate