Estimate Length Using Metric Units

Choose the correct answer. Sara estimates that her rabbit is 22 meters long. Is Sara’s estimate reasonable?

• Yes

• No

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

• centimeter

• meter

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

• centimeter

• meter

A small pencil top eraser is probably...

• 1 centimer

• 1 meter

• 1 kilometer

Which is the better estimate for the length of a grasshopper

• 3 m

• 3 cm

Estimate the length of the object given below:

• 1 cm

• 1 m

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

• 5 meters

• 5 centimeters

• 5 inches

• 5 kilometers

Which METRIC unit would you use to measure the distance a marathon runner might run?

• kilometer

• meter

• yard

• mile

A baseball bat is probably about...

• one meter

• one centimer

• one millimeter

• one kilometer

The length of a pencil would be about...

• 15 centimeters

• 15 meters

• 15 grams

• 15 kilometers