True or false?
1.Hammering of solid materials makes tin can thinner.
2.No new material is formed when they are hammered.
3.Hammering and cutting a solid material will produce the same result.
4.Solid material can be hammered.
5.Only physical appearance is change when material is hammered.
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Answers & Comments
Answer:
1.True
2.True
3.False
4.True
5.False