Heavy rain , strong winds
Answer:
In animal field studies, why do scientists usually try to work without making the animals aware that the humans are present? It is necessary to observe the animals without disturbing them. When a controlled experiment is not possible, why do scientists try to identify as many relevant variables as possible?
Answer:
Explanation:
I think the answer is B middle stage
Please give me brainliest if it helped
when a rock falls from outer space all the way to the ground it is called a meteorite.
<span>They are reactions that complement each other in the environment.</span>