PLTW Measurement

What unit of measure do the sketches use?

• Inches

• Centimeters

• Feet

• Meters

How long is the main body (the horizontal dimension)?

• 4 inches

• 11 inches

• 3 inches

• 1/2 inch

How wide is the unfolded main body (the vertical dimension in the figure)?

• 4 inches

• 11 inches

• 3 inches

• 1/2 inch

How wide will the main body be after folding along the dotted lines?

• 4 inches

• 11 inches

• 3 inches

• 1/2 inch

In the sketch what do the 1/8 dimensions represent?

• the distance between the top corners of the air scoop and the dotted lines

• the distance between the bottom corners of the air scoop and the dotted lines

In the sketch what do the 3/8 dimensions represent?

• the distance between the top corners of the air scoop and the dotted lines

• the distance between the bottom corners of the air scoop and the dotted lines

Adding dimensions to a sketch, using arrows to specify the extent of the dimension.

• dimentioning

• hatch marks

• accurate

• dimensions

A measurement of height, width, or depth.

• dimentioning

• hatch marks

• accurate

• dimensions

A form of math notation or a mark to indicate a unit of measurement. It is also known as a hash mark or tick mark.

• dimentioning

• hatch marks

• accurate

• dimensions

Close to the true value.

• dimentioning

• hatch marks

• accurate

• dimensions