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Lab and Measurements

Authored by Eric Robinson

Chemistry

9th - 12th Grade

Lab and Measurements
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which piece of lab equipment listed below would best be used for measuring the volume of a liquid sample?

Beaker

Florence Flask

Erlenmeyer Flask

Graduated Cylinder

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When should safety goggles be worn in the laboratory?

Only when you are doing "dangerous" labs involving acid.

Any time heat or chemicals are present in the lab.

When Mr. Robinson is watching.

When you need help seeing something small.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Identify this piece of lab equipment.

Beaker

Graduated cylinder

Bunsen burner

Volumetric Flask

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the safest practice when heating the contents of a test tube over a flame?

Pointing the test tube away from people

Having safety goggles within reach

Keeping the test tube securely stoppered

Wearing long hair down

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Identify this piece of lab equipment.

Florence Flask

Volumetric Flask

Beaker

Graduated Cylinder

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Broken glassware should be cleaned up by

Telling Mr. Robinson and letting him handle it.

Picking up the big pieces and throwing them in the garbage.

Using the broom and dust pan then placing them in the broken glass box.

Using your hand to collect all pieces and then telling Mr. Robinson so he can dispose of it.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the most accurate temperature measurement for the thermometer below?

72°C

74°C

71°C

73°C

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