Two metal balls are dropped from the top of a two-story building at the same time. one ball is twice as heavy as the other ball. which statements about their motion are true? assume that air resistance isn’t a factor.

both fall on the same time ! as air resistance is not there ,so both fa at the same time as the acceleration of gravity is same for both

The balls fall with constant acceleration. The balls land at the same time.

Explanation:

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during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.