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F1 C1 Introduction to scientific investigation

Total questions: 100

Worksheet time: 1hrs 10mins

Name
Class
Date
1.

Diagram 1 shows four apparatus, J, K, L and M.

Which of the following apparatus can be used to measure the volume of liquids?

a)

J and K.

b)

J and L.

c)

K and M.

d)

L and M.

2.

What is the volume of this liquid?

a)

23.5ml.

b)

23.6 ml.

c)

23.7 ml.

d)

23.8 ml.

3.

Diagram 3 shows a hazard symbol.

What is the meaning of this symbol?

a)

Poisonous.

b)

Irritant.

c)

Explosive

d)

Flammable

4.

Table 1 shows the volumes of a few marbles measured using the water displacement method.

What is the volume of 5 marbles?

a)

3 cm3

b)

9 cm3.

c)

15 cm.

d)

21 cm3.

5.

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?

a)

X, Y, Z

b)

Y, X, Z

c)

Y, Z, X

d)

Z, Y, X

6.

Which of the following cause systematic errors?

a)

Zero error

b)

Parallax error

c)

Wrong technique

d)

Inaccurate measuring instrument

7.

Diagram 7 shows a lead block with mass 2400 g.

What is the density in g/cm3 of this lead block?

a)

20 g/cm3.

b)

30 g/cm3.

c)

60g/ cm3.

d)

120 g/cm3.

8.

Choose the correct formula for density.

a)

Density= Volume x Mass

b)

Density = Weight/ Volume

c)

Density = Mass/ Volume

d)

Density = Volume x Weight

9.

Choose the LAST step in the scientific investigation.

a)

Making a conclusion

b)

Write a report

c)

Identify a problem

d)

Collecting data

10.

What is the meaning of this hazard symbol?

a)

Poisonous

b)

Radioactive

c)

Flammable

d)

Explosive

11.

What is the function of the apparatus as shown in the figure?

Apakah fungsi radas yang ditunjukkan di dalam rajah?

a)

To measure a fixed volume of liquid

Untuk menyukat isi padu cecair yang tetap

b)

To measure volume of liquid accurately

Untuk menyukat isi padu cecair dengan tepat

c)

To hold small amount of liquid

Untuk mengisi bahan kimia dalam kuantiti yang kecil

d)

To contain gas

Untuk mengumpul gas

12.

Diagram show a set up to collect gas of different properties. What is the apparatus used to collect gas as shown in the diagram?

Rajah menunjukkan satu set untuk mengumpul gas yang berlainan sifat. Apakah radas yang digunakan untuk mengumpul gas seperti yang ditunjukkan dalam rajah?

a)

Gas jar

Balang gas

b)

Measuring cylinder

Silinder penyukat

c)

Test tube

Tabung iji

d)

Boiling tube

Tabung didih

13.

Diagram shows a hazard symbol. Which of the following substances is labelled with the symbol?

Rajah menunjukkan sesuatu simbol amaran. Bahan yang manakah dilabelkan dengan simbol di atas?

a)

Mercury

Merkuri

b)

Ammonia

Ammonia

c)

Uranium

Uranium

d)

Concentrated sulphuric acid

Asid sulfurik pekat

14.

Chloroform is an irritant substance. What is the precaution when handling chloroform.

Kloroform merupakan bahan merengsa. Apakah langkah-langkah berjaga semasa mengendalikan kloroform?

a)

Use robotic arm

Menggunakan tangan robotik

b)

Use in fume chamber

Gunakan dalam kebuk wasap

c)

Avoid putting close to heat sources

Elakkan meletak bahan dekat dengan sumber haba

d)

Wear corrosive resistant glove

Memakai sarung tangan rintangan kakisan

15.

Which of the following hazard symbols can cause cancer if exposed for a long time?

Antara simbol amaran berikut, yang manakah boleh menyebabkan kanser jika terdedah masa tempoh yang panjang?

a)
b)
c)
d)
16.

Diagram shows a photo of Hinderburg disaster 兴登堡号空难 . What is the main cause of this accident?

Rajah menunjukkan foto "Hinderburg disasater" 兴登堡号空难. Apakah punca utama kemalangan ini?

a)

Hydrogen gas explosion

Peletupan gas hidrogen

b)

Corrosion of concentrated sulphuric acid

Pengakisan asid sulfurik pekat

c)

Combustion of petrol

Pembakaran petrol

d)

Chlorine poisoning of pilot

Keracunan klorin juruterbang

17.

Mercury (Hg) is a ___ substances.

Merkuri (Hg) merupakan bahan ___.

a)

Explosive

Mudah meletup

b)

Radioactive

Radioaktif

c)

Corrosive

Mengakis

d)

Poisonous

Beracun

18.

Which of the following is not the safety measures in laboratory

Antara yang berikut, yang manakah bukan langkah-langkah keselamatan di dalam makmal?

a)

Report any accident or spillage to teacher or lab assistant

Laporkan sebarang kecemasan atau tumpahan kepada guru dan pembantu makmal

b)

Return all the apparatus to original position after use

Kembalikan semua radas-radas ke kedudukan asal selepas digunakan

c)

Eat and taste the chemical in lab

Makan atau rasa bahan kimia di makmal

d)

Wear proper personal protective equipment before entering the lab

Pakai peralatan pelindungan diri yang sesuai sebelum memasuki makmal

19.

Which of the following apparatus is suitable to measure the thickness of hair?

Antara radas-radas berikut, yang manakah sesuai untuk mengukur ketebalan rambut?

a)
b)
c)
d)
20.

Diagram shows a micrometer screw gauge that is used to measure the thickness of object B. State the thickness of object B.

Rajah menunjukkan tolok skru mikrometer digunakan untuk mengukur ketebalan objek B. Nyatakan ketebalan objek B

a)

22.33 mm

b)

25.33 cm

c)

20.33 mm

d)

25.30 mm

21.

Estimate the area of the shaded region. Given that the measurement of grid is 1 cm x 1 cm.

Anggarkan luas kawasan yang berlorek. Diberi bahawa pengukuran grid ialah 1 cm x 1 cm.

a)

22 cm2

b)

11 cm2

c)

13.5 cm2

d)

15 cm3

22.

Which of the following base quantity and their unit is matched wrongly?

Antara yang berikut, padanan kuantiti asas dengan unitnya yang manakah salah?

a)

Length - metre (m)

Panjang - meter (m)

b)

Time - second (s)

Masa - saat (s)

c)

Temperature - degree Celsius (oC)

Suhu - darjah Celsius (oC)

d)

Mass - kilogram (kg)

Jisim - gram (g)

23.

Conversion of unit:

Pertukaran unit:

7000 mm = (a)   km

24.

Conversion of unit:

Pertukaran unit:

80,000,000 nm = (a)   m

25.

What is the problem with the measuring device (ammeter)?

Apakah masalah yang mengenai alat pengukuran (ammeter) tersebut?

a)

Has negative zero error

Mempuyai ralat sifar negatif

b)

The scale is too small

Skala yang terlalu kecil

c)

Can only measure from 0A to 4A

Hanya boleh mengukur daripada 0A hingga 4A.

d)

No problem

Tiada masalah

26.

Which of the eye position is correct when reading the scale of measuring cylinder?

Kedudukan mata yang manakah betul apabila mengambil bacaan skala silinder penyukat?

a)

A

b)

B

c)

C

d)

Non of the above

Tiada yang dinyatakan

27.

Based on the diagram, what is the volume of cork (木塞) in ml?

Berdasarkan rajah di atas, apakah isipadu gabus (木塞) dalam ml ?

a)

46 ml

b)

4 ml

c)

8 ml

d)

6 ml

28.

If the object above has a mass, m= 1890 g. Determine the density of the object in units of g cm-3

Jika objek di atas mempuyai jisim, m= 1890 g. Tentukan ketumpatan objek tersebut dalam unit g cm-3

a)

100 g cm-3

b)

0.1 g cm-3

c)

1701 g cm-3

d)

1000 g cm-3

29.

Step in scientific investigation

A > Construct hypothesis > Plan and carry out experiment > Collect data > Analysis of data > C > Write report

Langkah dalam penyiasatan saintifik

A > Membuat hipotesis > B > Merancang & Menjalankan Eksperimen > Mengumpul Data > Menganalisis dan Mentafsirkan Data > C > Menulis Laporan

a)

A - Identify the problem

B - Control the variables

C - Make a conclusion

A- Mengenal pasti masalah

B- Mengawal pemboleh ubah

C- Membuat kesimpulan

b)

A - Make a conclusion

B - Control the variables

C - Identify the problem

A- Membuat kesimpulan

B- Mengawal pemboleh ubah

C- Mengenal pasti masalah

c)

A - Identify the problem

B - Control the experiment

C - Make a conclusion

A- Mengenal pasti masalah

B- Mengawal eksperimen

C- Membuat kesimpulan

d)

A - Identify the problem

B - Control the experiment

C - Plot graph

A- Mengenal pasti masalah

B- Mengawal eksperimen

C- Melukis graf

30.

Which of the following is a natural phenomenon?

a)

Dam construction.

b)

Volcanic eruptions.

c)

Use of mobile phones.

d)

Discovery of new medicines.

31.

Which of the following represents the prefix value of metre?

a)

10

b)

100

c)

1000

d)

10000

32.

Scientific inventions contribute a lot to the advancement of human kind life.

State the benefit of the invention shown in the picture

a)

to explore the outer space

b)

to contact far away people

c)

to observe objects in outer space

d)

to observe tiny objects

e)

to deliver news faster

33.

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?

a)

X, Y, Z

b)

Y, X, Z

c)

Y, Z, X

d)

Z, Y, X

34.

Meaning of the hazard symbol

a)

Flammable

b)

Corrosive

c)

Toxic

d)

Radioactive

e)

Irritant

35.

Meaning of the hazard symbol

a)

Flammable

b)

Corrosive

c)

Toxic

d)

Radioactive

e)

Irritant

36.

Meaning of the hazard symbol

a)

Flammable

b)

Corrosive

c)

Toxic

d)

Radioactive

e)

Irritant

37.

Choose the suitable measuring unit to measure

"Length of a book"

a)

millimeter

b)

centimeter

c)

meter

38.

2 kg = ____________ g

a)

20

b)

200

c)

2000

d)

0.002

39.

Which of the following apparatus can hold larger amount of chemicals?

a)

test tube

b)

measuring cylinder

c)

burette

d)

beaker

40.

___________ helps to spread heat evenly during heating.

___________membantu menyebarkan haba dengan sekata semasa pemanasan.

a)

Gas jar / Balang gas

b)

Wire gauze / Kasa dawai

c)

Tripod stand / Tungku kaki tiga

d)

Measuring cylinder / Silinder penyukat

41.

Name the apparatus shown above.

a)

Test tube rack

b)

Test tube holder

c)

Burette holder

d)

Forceps

42.

Choose the correct hazard symbol for the chemical shown above.

a)
b)
c)
d)
43.

The S.I Unit for temperature is____

a)

degree celcius

b)

Kelvin

c)

centigrade

44.

which of the following is not a base quantity?

a)

weight

b)

length

c)

electric current

d)

time

45.

The value of 1 mega is______

a)

1 000

b)

1 000 000

c)

1 000 000 000

46.

μ is the symbol of prefix

a)

giga

b)

mega

c)

micro

d)

nano

47.

Scientific inventions contribute a lot to the advancement of human kind life.

State the benefit of the invention shown in the picture

a)

to explore the outer space

b)

to contact far away people

c)

to observe objects in outer space

d)

to observe tiny objects

e)

to deliver news faster

48.

Scientific inventions contribute a lot to the advancement of human kind life.

State the benefit of the invention shown in the picture

a)

to explore the outer space

b)

to contact far away people

c)

to observe objects in outer space

d)

to observe tiny objects

e)

to deliver news faster

49.

Scientific inventions contribute a lot to the advancement of human kind life.

State the benefit of the invention shown in the picture

a)

to explore the outer space

b)

to contact far away people

c)

to observe objects in outer space

d)

to observe tiny objects

e)

to deliver news faster

50.

Scientific inventions contribute a lot to the advancement of human kind life.

State the benefit of the invention shown in the picture

a)

to explore the outer space

b)

to contact far away people

c)

to observe objects in outer space

d)

to observe tiny objects

e)

to deliver news faster

51.

Meteorologist

a)

A person trained in the field of medicine

b)

A person who design buildings

c)

A person who predicts the weather

52.

Architect

a)

A person trained in the field of medicine

b)

A person who design buildings

c)

A person who predicts the weather

53.

Choose the suitable measuring unit to measure

"length of a table"

a)

millimeter

b)

centimeter

c)

meter

54.

Which of the following is a natural phenomenon?

a)

Dam construction

b)

Volcanic eruptions

c)

Use of mobile phones

d)

Discovery of new medicines

55.

Which of the following represents the prefix value of kilo?

a)

10

b)

100

c)

1000

d)

1000 000

56.

Which statement is true about mass?

a)

the total volume of an object

b)

the total surface area of an object

c)

the gravitational force acting on an object

d)

the amount of matter contained in an object

57.

Belows are examples of natural phenomena EXCEPT

a)

flash floods

b)

rainbows

c)

volcanic eruptions

d)

car movement

e)

occurence of day and night

58.

Science is a discipline that involves ............... on natural phenomena. (answer 2)

a)

systematic observations

b)

experiments

c)

observations

59.

Which of these are CORRECT about the importance of science?

a)

Easy to find job

b)

Faster and safer transportation

c)

Increase quality and quantity of agriculture products

d)

Invention of satellites, computers and phones.

e)

Advancements in medical

60.
Which of the following would be a career in the Health Science career cluster?
a)
School Counselor
b)
Travel Agent
c)
Pharmacist
d)
Physicist
61.
Software Engineers design such things as:
a)
Circuits and computer chips
b)
The Golden Gate Bridge in San Francisco
c)
Software for computers to use
d)
Tools, engines, and machines
62.
This type of engineer works on machines with moving parts.
a)
Electrical Engineer
b)
Software Engineer
c)
Civil Engineer
d)
Mechanical Engineer
63.
This type of engineer designs airplanes, helicopters, and rockets. 
a)
Electrical Engineer
b)
Aerospace Engineer
c)
Mechanical Engineer
d)
Physics Engineer
64.

A firefighter who is preparing to clean up a hazardous material spill needs to have a background in...

a)

meteorology.

b)

chemistry.

c)

seismology.

d)

volcanology.

65.

Which of the following shows a conical flask?

a)
b)
c)
66.

Which of the following base quantity and S.I. unit that is incorrect match?

a)

Temperature- celcius

b)

Mass- kilogram

c)

Current- Ampere

d)

Time- second

67.

An experiment is conducted to test the validity of a ____________________.

a)

variable

b)

hypothesis

c)

reading

68.

Tick the correct rules and safety measures of the laboratory.


(You can tick more than one box)

a)

Do not eat or drink in the laboratory

b)

Open all the windows and doors of the laboratory while in the laboratory

c)

Use hands to touch any chemicals

69.
Identify the equipment shown here:
a)
scale
b)
weighing device
c)
mass spectrometer
d)
triple beam balance
70.

Name this science equipment that is used to measure mass.

a)

Electronic balance

b)

pH Meter

c)

Digital Thermometer

d)

Spectrometer

71.

Diagram above shows three types of bottles with different labels. What are the chemicals that might contain inside bottle P, Q and R?

a)

P: chloroform, Q: ethanol, R: mercury

b)

P: Radium, Q: mercury, R: Pottasium

c)

P: Benzene, Q: potassium, R: radium

d)

P: lead, Q: petrol, R: chloroform

72.

What is the SI unit of electric current?

a)

Ampere (A)

b)

Volt (V)

c)

Ohm

d)

Mole

73.

Which of the following base quantity and S.I. unit that is incorrect match?

a)

Temperature- celcius

b)

Mass- kilogram

c)

Current- Ampere

d)

Time- second

74.

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?

a)

J, M, K, L

b)

J, M, L, K

c)

M, J, K, L

d)

M, J, L, K

75.

Zoology,________ and botany are examples of the study of Biology.

Zoologi,________dan botani adalah contoh bagi kajian Biologi.

a)

toxicology / toksikologi

b)

physiology / fisiologi

c)

astrophysics / astrofizik

d)

geochemistry / geokimia

76.

Which shoe type is allowed in the lab?

a)
b)
c)
d)
77.

Which of the following are quantities?

a)

Meters

b)

Mass

c)

Grams

d)

Electric Current

e)

Amperes

78.

Choose TWO measuring instruments that can use to measure thickness of a beaker.

a)

Ruler

b)

Ammeter

c)

Thermometer

d)

Vernier calipers

e)

Micrometer screw gauge

79.

Choose the correct TWO types of errors when taking measurement.

a)

Random error

b)

Systematic error

c)

Parallax error

d)

Zero error

80.

This experiment was set up to test the hypothesis that plants grow faster in green light. What is the variable changed in the experiment.

a)

amount of water

b)

type of plant

c)

color of light

d)

size of pot

81.
The number of apples in this basket is ______________________ data?
a)
quantitative
b)
qualitative
c)
independent
d)
dependent
82.

The reading of the micrometer is .............................

a)

12.40mm

b)

12.5mm

c)

12.04mm

d)

11.90mm

83.

The reading of the micrometer is .............................

a)

8.05mm

b)

8.55mm

c)

9.00mm

d)

8.05cm

84.

The reading of the micrometer is .............................

a)

5.93mm

b)

6.42mm

c)

5.92mm

d)

5.92cm

85.
a)

5.83 mm

b)

5.83 cm

c)

6.83 mm

d)

6.83 cm

86.
The micrometer screw gauge is completely closed. What is the zero error?
a)
+0.02 mm
b)
+0.2 mm
c)
-0.02 mm
d)
-0.2 mm
87.

a)

11.02 mm11.02\ mm

b)

11.02 cm11.02\ cm

c)

10.02 mm10.02\ mm

d)

10.02 cm10.02\ cm

88.

What is the reading of the micrometer screw gauge?

a)

-0.02 mm

b)

+0.02 mm

c)

-0.48 mm

d)

-0.42 mm

89.
The micrometer screw gauge is completely closed. What is the zero error?
a)
+ 0.04 mm
b)
- 0.04 mm
c)
+ 0.46 mm
d)
- 0.46 mm
90.

What is the name of the part labelled B in the diagram?

a)

Slider

b)

Internal jaws

c)

Outside jaws

d)

Depth bar

e)

Main scale

91.

State the name of the parts labelled A in the diagram?

a)

Main scale

b)

Depth bar

c)

External jaws

d)

Internal jaws

e)

Sliding jaw

92.

What is the reading on the vernier calipers?

a)

6.0 x 10-2 mm

b)

6.0 x 10-1 mm

c)

6.0 x 10-5 cm

d)

6.0 x 10-1 cm

93.

What is the zero error on the Vernier calipers?

a)

0.04 cm

b)

0.06 cm

c)

-0.04 cm

d)

-0.06 cm

94.

Diagram above: jaws tightly closed

Diagram below: jaws measuring an object


What is the corrected reading of the Vernier calipers?

a)

0.03 cm

b)

1.03 cm

c)

1.06 cm

d)

1.09 cm

95.

What is the zero error on the Vernier calipers?

a)

0.04 cm

b)

0.06 cm

c)

-0.04 cm

d)

-0.06 cm

96.

What is the reading on the vernier calipers?

a)

8.62 cm

b)

8.62 mm

c)

8.52 cm

d)

8.63 cm

97.

What is the reading on the vernier calipers?

a)

1.05 cm

b)

1.06 cm

c)

1.16 cm

d)

1.66 cm

98.

What is the reading on the vernier calipers?

a)

4.47 cm

b)

4.77 cm

c)

4.37 cm

d)

4.37 mm

99.

What is the reading on the vernier calipers?

a)

7.05 cm

b)

7.05 mm

c)

7.15 cm

d)

7.20 cm

100.

What is the reading on the vernier calipers?

a)

6.42 cm

b)

6.44 cm

c)

6.43 cm

d)

6.53 cm

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