3.MD.2: Measuring Mass and Volume

Practice Worksheet
I can measure and estimate liquid volumes and masses using standard units.

Problem 1

Which is heavier: 500 grams or 1 kilogram?

Hint: Hint: 1 kilogram = 1000 grams

Problem 2

How many milliliters are in 2 liters?

Hint: Hint: 1 liter = 1000 milliliters

Problem 3

Circle the best unit to measure a pencil's mass: grams or kilograms?

Hint: Hint: Think about how heavy a pencil feels.

Problem 4

Which holds more: 500 mL or 1 L?

Hint: Hint: Convert to the same unit to compare.

Problem 5

Estimate the mass of an apple: 150 grams or 150 kilograms?

Hint: Hint: Think about what feels reasonable.

Problem 6

How many grams are in half a kilogram?

Hint: Hint: Half of 1000 grams.

Problem 7

Which unit measures liquid: grams or liters?

Hint: Hint: Think about what you use to measure water.

Problem 8

Order from lightest to heaviest: 2 kg, 500 g, 1500 g

Hint: Hint: Convert everything to grams first.

Problem 9

How many 250 mL cups fill a 1 L bottle?

Hint: Hint: Divide 1000 by 250.

Problem 10

Circle the reasonable mass for a book: 300 g or 300 kg?

Hint: Hint: Think about lifting a book.