Question

Direction: Determine if the underlined material in each sentence is describe as USEFUL or HARMFUL. Write the correct answer.

_______1. DIAMONDS (the underlined material) embedded in drills are used to cut glass in large factories.
_______2. When stored in hot ares, can of HAIR SPRAY (the underlined material) will cause explosion.
_______3. Shiny METAL OBJECTS (the underlined material) placed in front part of a jeepney can reflect light and distract oncoming drivers.
_______4. The RUBBER (the underlined material) that is used to cover an electric wire to protect not only the wire, but also those handling the wire.
_______5. BLEACH (the underlined material) helps removes stains and grimes in sinks.

Answer 1

Answer:

2,4&5 are correct

Explanation:

1&3 are incorrect

Answer 2

The underlined material in each sentence is useful or harmful is determined as follows:

1. DIAMONDS (the underlined material) embedded in drills are used to cut glass in large factories. Useful

2. When stored in hot areas, can of HAIR SPRAY (the underlined material) will cause explosion. Harmful

3. Shiny METAL OBJECTS (the underlined material) placed in front part of a jeepney can reflect light and distract oncoming drivers. Harmful

4. The RUBBER (the underlined material) that is used to cover an electric wire to protect not only the wire but also those handling the wire. Useful

5. BLEACH (the underlined material) helps remove stains and grimes in sinks. Useful

Explanation is provided below:

• In large factories, drills can cut glass to facilitate further procedures. Hence, diamond drills are useful in this case.
• An explosion is not a desirable event, it can cause injury too. Thus, the explosion caused by hair spray is a harmful event.
• Shiny metals reflecting light and distracting the drivers can pose the danger of accidents. Hence, this is a harmful event.
• Rubber can protect the wire and also people from electric shocks. Thus, harm is prevented, hence this is useful.
• Bleach can remove the stains and grimes in sinks, thus making them clean. Thus, it is a useful event.