Measurement

At which point should your eyes be when you read a graduated cylinder? (Hint: see the letter next to the eye)

• A
• B
• C

Calculate the volume of the rock

• 10.0 cm³
• 16.0 cm³
• 30.0 cm³
• 40.0 cm³

The basic unit of measurement for time is:

• second

• hour

• minute

• day

What is the abbreviation for kilo-?

• kg

• k

• K

• km

Choose the suitable prefix values and their symbols
 1 000 000

• k
• M
• m

The diagram shows part of a vernier scale.

• 30.5 mm

• 33.5 mm

• 38.0 mm

• 42.5 mm

What gives the most accurate value for the internal diameter of a test tube?

• a measuring tape

• a metre rule

• a micrometer screw gauge

• vernier calipers

The width of a wooden block is measured using vernier calipers.

What is the width of the block?

• 3.5 mm

• 5.3 mm

• 8.0 mm

• 8.5 mm

What instrument should be used to measure the diameter of a steel ball bearing as accurately as possible?

• calipers

• micrometer screw gauge

• ruler

• vernier caliper

The bob of a simple pendulum is swinging between points X and Y.

It swings from X to Y and back to X again ten times in 8.65 s.

What is the period of the pendulum?

• 0.43 s

• 0.87 s

• 4.3 s

• 86 s