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12 questions
If the label has the words "harmful if inhaled" it can harm you if...
you breathe it in
you get it on your skin
you eat it
you drink it
When is a material considered useful?
when it is hazardous
when it destroys the environment
when it can be reused
when it brings harm
Which of the following materials are considered harmful?
candy wrappers
broken glass
drained batteries
food cartoons
when a material brings hazard, toxic and harms the environment. it is considered _________.
useful
harmful
useless
harmless
Some products are flammable and volatile liquid; these can harm your stomach and other system of your body when swallowed accidentally.
True
False
the following things are classified as nonbiodegradable except _______.
plastics
plants
tires
styro
Among the 4 options, which is considered useful?
When is a material harmful?
when material can be used many times
when the material can be used in cooking
when the material gives other uses aside from its purpose
when the material brings danger to people and environment
Which picture is an example of a harmful material?
If a material have the properties such as durability, flexibility, elasticity, hardness, and resistance to heat or acid, then this material is considered as _____________.
Harmful
Useful
If the material brings harm to your health, environment, and other organisms when not used properly then this material is considered as __________.
Useful
Harmful
How's the material useful?
kills insects and pests
protects the wall and roofs
cleans dirty clothes
used in cooking food
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