Understanding Mass and Measurement

What is mass a measure of?

• Amount of matter in an object

• Height of an object

• Weight in air

• Volume of an object

Which of these has a mass of about 1 gram?

• A strawberry

• A car

• A paperclip

• A pineapple

How do you measure mass using a balanced scale?

• Using a digital display

• Filling a container with water

• Weighing it against known weights until balanced

• Guessing the weight

What is the mass of an average apple?

• About 192 grams

• About 50 grams

• About 5 grams

• About 1 kilogram

What does one kilogram equal?

• 1 gram

• 10 grams

• 1000 grams

• 100 grams

Which of these is closest to one kilogram?

• A car

• A raspberry

• A paperclip

• A dictionary

What is the mass of a watermelon?

• About 5 kilograms

• About 500 grams

• About 50 kilograms

• About 5 grams

When should you use kilograms instead of grams?

• When measuring very light objects

• When measuring very heavy objects

• When measuring liquids

• When measuring height

Which unit is better for measuring a carrot?

• Liters

• Meters

• Kilograms

• Grams

What is the mass of a tiger in kilograms?

• About 20 kilograms

• About 213 kilograms

• About 2 kilograms

• About 2000 kilograms