An astronaut on another planet drops a 1-kg rock from rest. The astronaut notices that the rock falls 2 meters straight down in one second. On this planet, how much does the rock weigh?
A) 5 N
B) 1 N
C) 4 N
D) 4.9 N

Question

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The Answer of An astronaut on another planet drops a 1-kg rock from rest. The astronaut notices that the rock falls 2 meters straight down in one second. On this planet, how much does the rock weigh?
A) 5 N
B) 1 N
C) 4 N
D) 4.9 N

An Astronaut on Another Planet Drops a 1-Kg Rock from Rest