Review : Chapter 1 Measuring Techniques

The diagram shows an enlarged drawing of the end of a metre rule. It is being used to measure

the length of a small feather. What is the length of the feather?

• 19 cm

• 29 cm

• 19 mm

• 29 mm

A cook wants to prepare some food to be cooked by 1.15 PM. He uses an oven with an

automatic timer that can be set to switch on and off at certain times. The oven needs to be

switched on for 2 hours 10 minutes.

At which time does the oven need to switch on?

• 11.05 AM

• 11.25 AM

• 3.05 PM

• 3.25 PM

Which is statement is not correct?

• you can measure length of pencil using ruler

• You can measure duration of event using stopwatch

• you can measure volume of irregular object using measure cylinder

• you can measure speed of a runner using stopwatch

Which option contains only apparatus that could be used to determine the volume of a small

block of unknown material?

• measuring cylinder, metre rule

• measuring cylinder, stopwatch

• metre rule,balance

• metre rule,stopwatch

A stopwatch is used to time a runner in a race. The diagrams show the stopwatch at the start and

at the end of a lap of the race. How long did the runner take to finish the lap of the race?

• 50.00 seconds

• 50.10 seconds

• 90.00 seconds

• 100.10 seconds

A pendulum is swinging. Five students each measure the time it takes to swing through ten complete swings.

Three students measure the time as17.2 s. Another student measures it as 16.9 s, and the fifth student measures it as 17.0 s.

What is the average period of the pendulum?

• 16.9 s

• 17.1 s

• 17.0 s

• 17.2 s

A student has a stack of 20 identical coins. The figure shows the student measuring the height of the stack using a ruler.

The student correctly determines the height of the stack as 7.7 cm.

Calculate the average thickness of one coin.

• 15.40 cm

• 0.77 cm

• 3.85 cm

• 0.39 cm

The diagram shows the height of a stack of identical coins.

What is the thickness of one coin?

• 0.20 mm

• 0.20 cm

• 2.00 mm

• 2.00 cm

Five identical steel balls are now lowered into the measuring cylinder. Diagram 2 shows the new

water level in the cylinder. What is the volume of each steel ball?

• 6 cm³

• 14 cm³

• 30 cm³

• 5 cm³

A geologist compares the volumes of three rocks, X, Y and Z. Three measuring cylinders contain

different volumes of water. He places each rock into one of the measuring cylinders.

The diagrams show the measuring cylinders before and after the rocks are put in. Which row shows the volumes of X, Y and Z in order, from largest to smallest?

• X, Y, Z

• Y, X, Z

• Y, Z, X

• Z, Y, X