Ruler Review

Front

What is a ruler?

Back

A ruler is a tool used to measure length or distance.

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CCSS.2.MD.A.1

Front

How do you measure an object with a ruler?

Back

Place the ruler next to the object and read the measurement at the end of the object.

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CCSS.2.MD.A.3

Front

What unit of measurement is commonly used with a ruler?

Back

Inches and centimeters are common units of measurement.

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CCSS.2.MD.A.3

Front

How many inches are in a foot?

Back

There are 12 inches in a foot.

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CCSS.4.MD.A.1

Front

What is the purpose of measuring?

Back

Measuring helps us understand the size or length of objects.

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CCSS.2.MD.A.1

Front

What does it mean to compare lengths?

Back

Comparing lengths means to see which object is longer or shorter.

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CCSS.1.MD.A.1

Front

If a pencil is 13 inches long and a crayon is 3 inches long, how much longer is the pencil?

Back

The pencil is 10 inches longer than the crayon.

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CCSS.2.MD.A.4

Front

What is the smallest unit on a standard ruler?

Back

The smallest unit on a standard ruler is usually 1/16 of an inch.

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CCSS.2.MD.A.3

Front

What is the difference between a yardstick and a ruler?

Back

A yardstick is longer (3 feet) than a ruler (usually 1 foot).

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CCSS.2.MD.A.3

Front

What does it mean to start measuring from zero?

Back

Starting from zero means aligning the beginning of the object with the zero mark on the ruler.

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CCSS.2.MD.A.3