How to Use a Ruler

Which arrow shows where to start measuring?

• Blue

• Orange

Which arrow shows where you would start measuring an object?

• Red

• Pink

• Green

Is this picture frame being measured accurately?

• Yes

• No

What TOOLS do we use to MEASURE how LONG things are?

• BALANCE SCALE

• RULERS, METER STICKS, TAPE MEASURE

• THERMOMETERS

Determine the measurement of the image by reading the ruler.

• 9 1/2 in.

• 8 1/2 in.

• 7 1/2 in.

• I am unsure of the answer.

Determine the measurement of the image by reading the ruler.

• 9 in.

• 10 in.

• 7 in.

• 11 in.

Determine the measurement of the image by reading the ruler.

• 11 1/2 in.

• 12 in.

• 11 in.

• I am unsure of the answer.

• 7 cm

• 8 cm

• 9 cm

• 10 cm

Determine the measurement of the image by reading the ruler.

• 2 in.

• 2 1/2 in.

• 3 in.

• I am unsure of the answer.

Determine the measurement of the image by reading the ruler.

• 3 in.

• 2 in.

• 2 1/2 in.

• I am unsure of the answer.