Measurement Unit Review

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What is the most accurate and precise method to measure the thickness of a coin?

• Use a micrometer screw gauge

• Use a ruler and look at the scale perpendicularly

• Use a top pan balance

• Use the displacement method with water in a measuring cylinder

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Which quantity can be measured directly using a micrometer screw gauge?

• The area of a sheet of paper

• The mass of a sheet of paper

• The thickness of a sheet of paper

• The volume of a sheet of paper

A metal has a density of 8.0 g/ cm3. A solid cube of mass 1.0 kg is made from this metal. How long is each side of the cube?

• 0.5 cm

• 2.0 cm

• 5.0 cm

• 42 cm

A student measures the dimensions of a cylindrical glass beaker.

For which measurement should she use a micrometer screw gauge?

• circumference of the beaker

• diameter of the beaker

• height of the beaker

• thickness of the glass wall of the beaker

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