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rodikova [14]
3 years ago
12

4. Increasing the mass of this freight train will

Physics
1 answer:
muminat3 years ago
8 0

Answer: #1. increase. #2. decrease #3. speed.

Explanation:

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W = 250(50) = 12500 J

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Which requires more work, carrying a 420 N knapsack up a 200 m hill or carrying a 210 knapsack up a 400 m hill? Why?
Katen [24]

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b

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Explain why secondary succession usually occurs more rapidly than primary succession.
kiruha [24]

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As it mostly occurs on a surface where an ecosystem has previously existed. Primary succession only occurs on a surface where no ecosystem existed ever before!

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eduard

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Proper weighting

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Proper weighing involves the condition of a scuba diver that is fully geared having a near empty tank and the BCD emptied with a held breadth is expected to float at eye level

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Calculate the total distance traveled (in m)
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