Answer:
If you plan your experiment, you know there are going to be few ways what you are experimenting can go wrong. If you do not, your experiment can go haywire and bad situations will arise.
A scientific theory is an explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiment.
Answer:
i think its C because the rainforest has alot of animals and species its hot and humid. and rains alot
A research of the US National Institute of Health (NIH), <span>The use of calcium and vitamin D in the management of osteoporosis explained that 99% of the calcium that the body consumes goes to the bones and teeth. A lack of calcium and vitamin D will lead to bone thinning or osteoporosis which is told as a silent disease that deteriorates the bone. This tells that people should have enough calcium to keep the bones healthy and avoid some serious bone related problems because of calcium deficiency.</span>
B is the right answer i believe. its more reliable and it gives facts due to the scientist experiments