Choosing Measurement Tool

Tick all measuring tools

• Steel ruler

• Micrometer

• Scriber

• Vernier Caliper

Which measuring tool is the least accurate and used to estimate before precise measurements needed?

• Steel rule

• Vernier Caliper

• Micrometer

What accuracy can a steel rule measure to?

• 2mm

• 5mm

• 0.5mm

Tick the tools that can measure internal dimensions.

• External caliper

• Micrometer

• Vernier Caliper

• Internal Calipers

External calipers can be used to measure the outside of things (True or False)

• True

• False

Tick the tools that can measure external dimensions.

• External caliper

• Micrometer

• Vernier Caliper

• Internal Calipers

What would you do if the steel rule is damaged.

• Hang it back up and don't tell anyone.

• Throw it in the bin

• Take it to the teacher who will most likely throw it in the bin

• Use it.

A highly accurate measuring tool used for external measurements is a ____________________?

(spelling must be correct)

What tool is commonly used to measure accurately the distance between two points?

• Steel ruler

• Dividers

• Micrometer

Tick all things you would do when you have finished using a measuring tool.

• Dump on someone else's bench

• Check for damage

• Report any damage to the supervisor

• Return to safe storage area.

• Leave on the edge of your desk.