Take a Break!
A. Name the following.
1. Filament of a light bulb is made of this
2. Hardest naturally occurring substance
3. A sonorous metal
B. Write True (T) or False (F).
1. Copper is used to make electrical wires.
2. Plastic is used in the preparation of sand.
3. Argon reacts with metals at low temperature.
4. Graphite is used to make lead pencils.
5. Carbon dioxide is used in fire extinguishers.
Answers
Answered by
2
Answer:
B.
2)False
5)False
Explanation:
I guess it's correct and it's helps you...
Answered by
0
Answer:
A)
1. Tungsten wire
2. Diamond
3. Silver
B)
1. True
2. True
3. False
4. True
5. True
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