WorksheetsChapter 1 Measurement
Total questions: 18
Worksheet time: 7mins
Which prefix is the largest?
deci
centi
milli
kilo
How many significant digits does this number have?
209.0
1
2
3
4
1. Which of the following is not physical quantity?
length
area
energy
N (newton)
3. Which of the following is not the unit of physical quantity?
kilometre
Newton
Joule
Velocity
10. Which of the following is not a derived quantity?
Energy
Speed
Time
Gravitational Acceleration
Estimate the order of magnitude of a red blood cell.
10−2 m
10−4 m
10−6 m
10−8 m
The closeness of the measurements to each other obtained under the same experimental conditions is known as
How close a measurement is to the true value is called
Accuracy
Precision
Significant
Estimate
This target board demonstrates...
Based on the picture provided, which student has the most precise data?
The picture above is taken from a powerful microscope showing colonies of bacteria. The size of bacteria can be as small as 2×10−7 meters. What is this number in written in full?
2,000,000
0.000002
20,000,000
0.0000002
What is the vernier calipers reading? Hint: The precision of the instrument is 0.01 cm.
What is the micrometer screw gauge reading? Hint: The precision of the instrument is 0.01 mm.
6.30mm
5.30mm
5.80mm
7.30mm
What is the vernier calipers reading? Hint: The precision of the instrument is 0.01 cm.
What is the micrometer screw gauge reading? Hint: The precision of the instrument is 0.01 mm.
8.59 mm
8.69 mm
8.519 mm
8.69 cm
What is the volume of water in this measuring cylinder?
45.2 cm3
45.4 cm3
47.0 cm3
48.0 cm3
The time taken for a pendulum to swing from position X to position Y of maximum displacement is 1.5 s. How many complete periods of the pendulum are there in 1 min?
5
10
20
40
A bicycle has a speed of 6.0 m/s. What is its speed in km/h?
21.6 km/h
16.7 km/h
2.16 km/h
1.67 km/h
