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

• systematic observations

• experiments

• observations

Belows are examples of natural phenomena EXCEPT

• flash floods

• rainbows

• volcanic eruptions

• car movement

• occurence of day and night

Which of these are CORRECT about the importance of science?

• Easy to find job

• Faster and safer transportation

• Increase quality and quantity of agriculture products

• Invention of satellites, computers and phones.

• Advancements in medical

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

• Science

• Investigation in science

• Innovation in technology

For containing small amount of chemicals or mixing solutions.

• Boiling tubes

• Beaker

• Glass jar

• Test tube

Azli needs to measure a fixed volume of liquid and transfer it to another container. Which apparatus can he use?

• Measuring cylinder

• Burette

• Pipette

The above hazard symbol means ......

• explosive

• flammable

• toxic or poisonous

• corrosive

Tags

NGSS.MS-PS1-2

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.

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 usage of S.I is to AVOID

• confusion and misunderstanding

• accuracy

• communication