Which of the following forces requires physical contact between objects?

Free brainliest! what is a characteistic of the american stradfordshire?

If an organ has six haploid chromosomes,how many chromosomes are present. 6 12

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.