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Ira Lisetskai [31]
2 years ago
8

3. A museum curator moves artifacts into place on various different display

Physics
1 answer:
Alex2 years ago
4 0

Explanation:

a. moving a 145 kg aluminum sculpture across a horizontal steel platform

b. pulling a 15 kg steel sword across a horizontal steel shield

c. pushing a 250 kg wood bed on a horizontal wood floor

d. sliding a 0.55 kg glass amulet on a horizontal glass display case

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