Picking Units to Measure With

Picking Metric Units to Measure With

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Measuring Length

• 1 mm = width of a credit card

• 1 cm = width of a finger nail

• 1 m = length of a baseball bat

• 1 km = 1.6mi or about 10 football fields

• These are not all of our prefixes available to us... They are the most commonly used, however.

Multiple Select

Which unit of measurement would we use to measure the width of a drink coaster? (Little bitty)

• mm

• cm

• m

• km

Multiple Select

Which unit of measurement would we use to measure the a person's height?

• mm

• cm

• m

• km

Multiple Select

Which unit of measurement would we use to measure the distance from school to your house?

• mm

• cm

• m

• km

Measuring Mass (g)

• 1g = 1 paperclip

• 5g = 1 pencil

• 1kg = hardcover textbook

• 70kg = 160 pounds

• We typically weight things in grams and kilo-grams most often.

Multiple Choice

Which unit of measurement should be used for measuring the mass/weight of a human?

• grams (g)

• Kilo-grams (kg)

Multiple Choice

What unit of mass should be used to measure a pencil?

• kilograms (kg)

• grams (g)

Measuring Volume (L)

• 1 mL = 20 drops of water

• 1 L = 1/2 a 2-Liter Soda

• mL & L are the two most common prefixes associated with measuring volume.

Multiple Choice

Which prefix should we use to measure 40 drops of rainwater?

• mL

• L

Multiple Choice

Which prefix should we use to measure 4 cans of soda?

• mL

• L

Multiple Choice

If we are measuring the length of something, what type of measurement should we use?

• meters - with possible prefixes

• Liters - with possible prefixes

• grams - with possible prefixes

Multiple Choice

If we are measuring the mass/weight of something, what type of measurement should we use?

• meters - with possible prefixes

• Liters - with possible prefixes

• grams - with possible prefixes

Multiple Choice

If we are measuring the volume (usually liquid) of something, what type of measurement should we use?

• meters - with possible prefixes

• Liters - with possible prefixes

• grams - with possible prefixes