Estimating Metric Measurements of Length

Which unit would you use to measure the length of a classroom?

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Length

Which measurement would you use to measure the following?
the length of a pencil

• centimeters

• deciliters

• milligrams

• grams

What is the length of the nail?

• 4 cm

• 4.2 cm

• 4.5 cm

• 5 cm

Which is the best estimate for the length of a house key?

• 5 meters

• 5 centimeters

• 5 inches

• 5 kilometers

Choose the best unit for measurement. 

• 5 ft. 

• 52 in 

• 5 cm 

• 3 mm

the width of your pinky is about a ___

• millimeter

• centimeter

• meter

• kilometer

Which unit would you use to measure the length of an ant?

• millimeters

• meters

• kilometers

Which unit would you use to measure the height of a building?

• millimeters

• kilometers

• meters

What is the length of the red line?

• 6 millimeters (mm)

• 6 kilometers (km)

• 6 centimeters (cm)

What is the length of the screw in centimeters?

• 5 cm

• 4 cm

• 5 mm