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WorksheetsForm 1 Science (Introduction to Scientific Investigation)
Total questions: 25
Worksheet time: 29mins
Tick on natural phenomena.
[Choose two answers]
Formation of rainbow
Driving a car
Growth of a baby
Construction of tall buildings
Choose the field of science that related to the statement below:
Study of energy and its effect on matter
Biology
Physics
Chemistry
Meteorology
State the use of this apparatus.
To measure temperature
To accurately measure a specific volume of a liquid
To provide a flame for heating substances
To measure time
Name this science equipment that is used to measure mass.
Electronic balance
pH Meter
Digital Thermometer
Spectrometer
Diagram 1 shows four apparatus, J, K, L and M.
Which of the following apparatus can be used to measure the volume of liquids?
J and K.
J and L.
K and M.
L and M.
Diagram 3 shows a hazard symbol.
What is the meaning of this symbol?
Poisonous.
Irritant.
Explosive
Flammable
A chemical bottle has this hazard symbol. What is the definition of this symbol?
The chemical is corrosive
The chemical easily vaporises and is flammable
Materials that emit radioactive rays
Meaning of the hazard symbol
Flammable
Corrosive
Toxic
Radioactive
Irritant
If you see above symbol, beware of materials that can
release fume that can hurt eyes, nose and throat.
cause harmful radiation.
cause poisoning and death if swallowed
easily expolde.
Diagram above shows three types of bottles with different labels. What are the chemicals that might contain inside bottle P, Q and R?
P: chloroform, Q: ethanol, R: mercury
P: Radium, Q: mercury, R: Pottasium
P: Benzene, Q: potassium, R: radium
P: lead, Q: petrol, R: chloroform
Linda accidentally spills some chemicals onto her hands. What is the first thing she should do?
Wipe it off with a cloth
Wash her hands under running water
Apply some cream immediately
What is the SI unit of electric current?
Ampere (A)
Volt (V)
Ohm
Mole
Which of the following base quantity and S.I. unit that is incorrect match?
Temperature- celcius
Mass- kilogram
Current- Ampere
Time- second
Which of the following represents the prefix value of metre?
10
100
1000
10000
What is the volume of this liquid?
23.5ml.
23.6 ml.
23.7 ml.
23.8 ml.
Diagram 5 shows several steps to measure the volume of a cork.
Which of the following is the correct sequence of steps to measure the volume of a cork?
X, Y, Z
Y, X, Z
Y, Z, X
Z, Y, X
Which of the following cause systematic errors?
[Choose two answer]
Zero error
Parallax error
Wrong technique
Inaccurate measuring instrument
Estimate the area of the irregular shape.
5 cm2
7 cm2
9 cm2
10 cm2
Diagram 7 shows a lead block with mass 2400 g.
What is the density in g/cm3 of this lead block?
20 g/cm3
30 g/cm3
60g/ cm3
120 g/cm3
How close a measurement is to the true value is called..
Accuracy
Precision
Significant
Estimate
which of the following converting unit of base quantity is correct?
1.9 kg -> 19 000 g
89 g -> 0.089 kg
170 mm -> 0.017 m
450 cm -> 45 m
Which is the correct eye position when taking the reading?
A
B
C
D
The following information shows the steps involved in a scientific investigation
J : making an observation
K : Making a conclusion
L : analysing data
M : collecting data
Which of the following is the correct step in the scientific investigation?
J, M, K, L
J, M, L, K
M, J, K, L
M, J, L, K
