Class 8 Th - Science 17. Man Made Materials

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Class 8 Th - Science 17. Man Made Materials - Online Test

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Your name *

find odd one out. vegetable peels, cotton balls, wooden scraps, plastic bag *

2 points

vegetable peels

cotton balls

plastic bag

Choose the correct option. Thermocol *

2 points

lens

plates

Write whether the following statements are true or false. plastic are inorganic polymers that show plasticity *

2 points

True

false

Motor cars are coated with ................... *

2 points

plasticity

Teflon

Choose the correct option . lead glass *

2 points

lens

electric bulb

Choose the correct option . optic glass *

2 points

lens

electric bulb

Plastic is bad conductor of heat and electricity *

2 points

True

False

find odd man out. bakelite, melamine, polstyrene, polyester *

2 points

melamine

polyester

bakelite

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