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WorksheetsCHAPTER 1 INTRODUCTION TO SCIENTIFIC INVESTIGATION
Total questions: 18
Worksheet time: 9mins
Which of the following is a natural phenomenon?
Dam construction.
Volcanic eruptions.
Use of mobile phones.
Discovery of new medicines.
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?
Zero error
Parallax error
Wrong technique
Inaccurate measuring instrument
Scientific inventions contribute a lot to the advancement of human kind life.
State the benefit of the invention shown in the picture
to explore the outer space
to contact far away people
to observe objects in outer space
to observe tiny objects
to deliver news faster
Scientific inventions contribute a lot to the advancement of human kind life.
State the benefit of the invention shown in the picture
to explore the outer space
to contact far away people
to observe objects in outer space
to observe tiny objects
to deliver news faster
Meaning of the hazard symbol
Flammable
Corrosive
Toxic
Radioactive
Irritant
Meaning of the hazard symbol
Flammable
Corrosive
Toxic
Radioactive
Irritant
Meaning of the hazard symbol
Flammable
Corrosive
Toxic
Radioactive
Irritant
Meaning of the hazard symbol
Flammable
Corrosive
Toxic
Radioactive
Irritant
Choose the suitable measuring unit to measure
"Length of a book"
millimeter
centimeter
meter
Arrange the method for scientific investigation in correct sequence.
B, C, A, G, F, D, H, E
C, F, G, H, A, B, D, E
D, A, B, F, H, E, G, C
F, B, C, D, A, H, G, E
An experiment was carried out by placing all the objects in a measuring cylinder containing water.
Arrange the objects based on their density in ascending order.
coin < ice cube < Cork
Ice cube < Cork < Coin
Cork < Ice cube < Coin
Cork > Ice cube > Coin
Tick on the measuring instruments which give more precise and accurate readings to measure BODY TEMPERATURE
Laboratory thermometer
Clinical thermometer
Meaning of the hazard symbol
Flammable
Corrosive
Toxic
Radioactive
Irritant
2 kg = ____________ g
20
200
2000
0.002
6 cm = __________m
6 m
60 m
0.6 m
0.06 m
