A net force is acting on an object causing it to accelerate at 6 m/s^2. Determine the resulting acceleration if (a) the force is halved; (b) the mass is halved; (c) both the force and the mass are halved.​

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.

Why is it bad that some cancer cells can make their own growth hormones?

In the 1500s, an astronomer developed a new model of the universe. this model had the sun at the center of the universe, not earth. who was this astronomer?