Measuring in Units

What unit would you use to find the length or a pencil?

• km.

• mi.

• cm.

• yds.

What metric unit would you use to find the length of an eyelash?

• cm

• km

• mm

• m

What is the best estimate for the length of this pen?

• 20 centimeters

• 1 mile

• 2 meters

• 3 milliliters

What is the best estimate for the height of the tree?

• 1 kilometer 
• 4 meters 
• 30 centimeters 
• 150 millimeters 

What is the best estimate of the mass of the elephant?

• 50 kilograms 
• 50 grams 
• 20,000 grams 
• 20,000 kilograms 

What is the best estimate of the mass of this glue stick?

• 10 grams 
• 1 kilograms 
• 10 kilograms 
• 1 gram 

What is the best estimate for the mass of this sand pale?

• 200 grams 
• 3 kilograms 
• 500 kilograms 
• 2 grams 

The base unit of metric length.

• Meter
• Liter 
• Kilogram
• milligram

The correct abbreviation for milliliter is..

• ML
• Ml
• mL
• ml

The basic unit of metric volume is called a_____.

• Kilogram
• milligram
• Liter
• milliliter