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Alona [7]
2 years ago
5

What are the two main classes of simple machines?

Chemistry
2 answers:
Vlad [161]2 years ago
7 0

Answer:

Palanca.

Torno.

Polea.

Plano inclinado.

Cuña.

Tornillo.

Explanation:

Len [333]2 years ago
6 0
The lever family and the inclined plane family.
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