Knowledge Check #1

What is the base unit for measuring weight?

• gram

• liter

• meter

• pound

What is the base unit for measuring length?

• liter

• meter

• gram

• feet

What is the base unit for measuring capacity?

• meter

• kilogram

• liter

• volume

Which of the following is NOT a safety rule?

• Tie back loose hair.

• No eating or drinking during lab.

• Always smell chemicals before mixing them.

• Do not wear open-toed shoes during a lab.

What is the correct way to smell chemicals?

• By directly inhaling the chemical
• By wafting the chemical towards your nose
• By smelling the chemical with your mouth
• By smelling the chemical from a distance

What is the smallest unit of measurement?

• gram

• kilometer

• centimeter

• milligram

Convert:

40.37 L = _?_ mL

• 40,370 mL

• 4037 mL
• 4.037 mL
• 403.7 mL

Convert:

3,487 g = _?_ kg

• 3.796 kg

• 3,487,000 kg

• 3.487 kg

• 0.003487 kg

Convert:

16.876 L = _?_ mL

• 16.876000 kg

• 16,876 mL

• 168.76 L

• 1,687.6 mL

What is the largest unit of measurement?

• kilometer

• centimeter

• milliliter

• gram