The answer is D, key word: use. Just like how if you smoke alot you dont cough anymore.
Answer:
it's D, all of the options will help keep you safe.
I would think he would have said anything scientific about the rainbow, like how the colors appear in the sky because of wavelength of lights, or anything along those lines.
Hope this helps!!!
Answer:
Its formation is a result of the refraction and the total internal reflection of light in the air. To investigate the formation of a mirage, we firstly need to understand why light is refracted in the air. Regions of air at different temperatures have different refractive indexes, just like many different mediums.
Explanation:
homeostasis help with the regulation and is kind of in charge of baby temperature regulation
