Quiz Form 2

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 kilo?

• 10

• 100

• 1000

• 1000 000

diagram above shows a hazard symbol. what is the meaning of this symbol?

• flammable

• irritant

• explosive

• poisonous

Table above shows the volumes of a few marbles measured using the water displacement method. What is the volume of 5 marbles?

• 3 cm³

• 9 cm³

• 15cm³

• 21cm³

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

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

Belows are examples of natural phenomena EXCEPT

• flash floods

• rainbows

• volcanic eruptions

• car movement

• occurence of day and night

..................................... has made our life more comfortable and solve various problems.

• Science

• Investigation in science

• Innovation in technology

What you should do if someone inhaled toxic gas?

• Hold under running water

• Spit out immediately

• Move away from the gas for fresh air

• Flush eyes vigorously with water

The above hazard symbol means ......

• explosive

• flammable

• toxic or poisonous

• corrosive