Metric Units of Measurement

Metric Units of Measurement

Length

​Day 2

I can describe the relative size of units and choose the appropriate unit to measure a given object.

I can represent a larger unit with smaller units.

Standards:

MGSE4.MD.1 Know relative sizes of measurement units within one system of units including km, m, cm; kg, g; lb, oz.; l, ml; hr, min, sec.

b. Express larger units in terms of smaller units within the same measurement system.

c. Record measurement equivalents in a two-column table

MGSE4.MD.2 Use the four operations to solve word problems involving distances, intervals of time, liquid volumes, masses of objects, and money, including problems involving simple fractions or decimals, and problems that require expressing measurements given in a larger unit in terms of a smaller unit. Represent measurement quantities using diagrams such as number line

1 millimeter (mm)

It is very small.

1 centimeter (cm)

1 cm = 10 mm

1 meter (m)

1 m = 100 cm

1 m = 1000 mm

1 kilometer (km)

1 km = 1000 m

Multiple Choice

The height of a Ferris wheel

• 7 m

• 7,000 m

• 70 m

• 1 km

Multiple Choice

The length of a carrot

• 15 cm

• 15 mm

• 0.5 m

• 150 cm

Multiple Choice

The length of a crayon

• 900 mm

• 9 mm

• 90 cm

• 90 mm

Multiple Choice

The length of a rattlesnake

• 16 cm

• 1.6 m

• 1.6 km

• 16 m

Multiple Choice

The height of a two-story house

• 700 cm

• 70 m

• 700 mm

• 0.7 m

1 centimeter (cm) = 10 millimeters (mm)

1 meter (m) = 100 centimeters (cm)

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1 kilometer (km) = 1,000 meters (m)

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Dan ran 2 km. How many meters did he run?

• 2 km x 1,000

• 2 x 1,000 = 2,000

• Dan ran 2,000 m.

• It is important to include the unit of measurement as a part of the answer.

• 2,000 m

Sue has 1,500 cm of ribbon. How many meters of ribbon does Sue have?

Fill in the Blanks

Tia wanted to buy a new leash for her dog. She wanted it to be 2 m long. The measurements on Amazon are in centimeters. How many centimeters would the leash be if she bought one that was 2 m long?

• 2 m x 100

• 2 x 100 = 200

• The leash would be 200 cm.

• 200 cm

Cy went on a trip that is 56,000 m from his house. How many kilometers would that be?

Open Ended

Summarizer: What would you measure using kilometers?

Open Ended

Summarizer: What would you measure using centimeters?