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- 1. Multiple Choice
How do materials become harmful?
they can cause cuts or injury
they can be recycled
they serve their purpose.
- 2. Multiple Choice
How do materials become useful?
they can cause cuts or injury
they can last shortly
they serve their purpose.
- 3. Multiple Choice
they carry toxic substances such as paints, cleaners, fumes, gels, or powders
useful
harmful
- 4. Multiple Choice
they have
properties such as durability, flexibility, elasticity, hardness, and resistance to water,
heat, or acid.
useful
harmful
- 5. Multiple Choice
they bring harm to your health, environment, and other organisms when not used
properly
useful
harmful
- 6. Multiple Choice
If the label has the words "harmful if inhaled" it can harm you if....
you breathe it in.
you eat it.
you get it on your skin.
you drink it.
- 7. Multiple Choice
Among the 4 options, which is considered useful?
- 8. Multiple Choice
When is a material harmful?
When the material can be used many times.
When the material gives other uses aside from its purpose.
When the material can be used in cooking.
When the material brings danger to people and environment.
- 9. Multiple Choice
Which picture is an example of a harmful material?
- 10. Multiple Choice
When is a material considered waste?
When the material is still another use.
When the material served its primary use and can be discarded.
When the material can be repaired.
When the material can be recovered and be used a fuel.
- 11. Multiple Choice
Which of the following is a biodegradable waste?
- 12. Multiple Choice
Can pollute the environment easily
Useful Materials
Harmful Materials
- 13. Multiple Choice
Can be recycled
Useful Materials
Harmful Materials
- 14. Multiple Choice
Materials that can cause injury
Useful Materials
Harmful Materials
- 15. Multiple Choice
Materials that are toxic to us
Useful Materials
Harmful Materials
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