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Help me pls, the lesson is simple machines

Help me pls, the lesson is simple machines-example-1
User Crg
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2 Answers

29 votes
29 votes

The first user who answer is correct :)

User Buksy
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22 votes
22 votes

Answer:

1.pulley,screw,inclined plane

2.using simple machine properly with right way and precautions

Step-by-step explanation:

3.cuz if they are not used properly they can cause injuries to organs

User Confused Vorlon
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