Estimate and Measure in Centimeters

True or false: We use a ruler to measure pencils.

• False

• True

What is the length of the key?

• 2 cm
• 0 cm
• 4 cm
• 1 cm

What is the length of the eraser?

• 3 cm 
• 2 cm 
• 5 cm
• 7 cm

How long is the paper clip?

• 3 cm
• 4 cm
• 5 cm
• 4 m

I can use a ______ to measure the length of my pencil

• clock

• ruler

• weighing scale

• magnifying glass

Choose the best unit for measurement.

• cm

• m

How many centimetres is the green rectangle?

• 3 cm

• 4 cm

• 5 cm

• 6 cm

What is approximate height of the object?

• 14 centimeters

• 15 centimeters

• 16 centimeters

• 17 centimeters

What is the length of the nail to the nearest centimeter?

• 3 cm

• 6 cm

• 4 cm

• 5 cm

How many centimeters is this?

• 8cm
• 4cm
• 6cm
• 10cm