Quiz 1.1.2: Lab Safety and Measurement (MASTER)

Base unit for weight/solids is the _____ and it's symbol is ______

• milligram - mg

• gram - gr

• gram - g

• milligram - mm

• N/A

Kilogram (symbol)

• kL

• kgr

• kdg

• kgs

• N/A

Measure weight using a ______________

• scale

• machine

• analytical beam

• lever

• N/A

Never put a _____________directly under the ________________________

• graduated cylinder - scale

• beaker - faucet

• beaker - scale

• graduated cylinder - faucet

• N/A

If water spills on the lab bench you should let the teacher/instructor know immediately

• True

• False

The ONLY drink allowed in lab is water

• True

• False

The metric system is based on ___________

• Decimals

• The number 10

• Fractions

• Coefficients

• N/A

A _______ is used for an exact measurement of liquid

• Flask

• Beaker

• Graduated cylinder

• Test tube

• N/A

A _______ is used for a rough measurement of liquid

• Flask

• Beaker

• Graduated cylinder

• Test tube

• N/A

This is ______ mm

• 1.4

• 14

• 0.14

• N/A