Hey y'all I just really need help with this question so if y'all didn't mind and try to help me that would be greatHELP ME PLEASE I'LL MARK YOU THE BRAINEST 2. Which variable by itself is least likely to cause the destruction of the reef ecosystem? Which variable by itself is more likely to cause the destruction of the reef ecosystem? (Hint: you may need to change just one variable at a time and observe the results to get this answer)

Flock x flock y flock z total pieces of food eaten (from previous page) 147 93 60 food percentage* % % % simulated number of birds in flock for 3rd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).

All organisms contribute some water to the water cycle by conducting

Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.