A researcher is studying the effects of caffeine on the rate of sunflower growth to determine if caffeine stimulates sunflower plants to grow taller. What is the null hypothesis for this experiment?

A null hypothesis would be that caffeine doesn't stimulates sunflower plants to grow taller.

Explanation:

Null hypothesis: In research methods, the term "null hypothesis" is described as a type of hypothesis that proposes that there's no difference between specific characteristics of a particular data gathering process or population.

Function: The main aim of "null hypothesis" is to prove whether or not a specific test or study is supported and is separated from the researcher's own decisions and values. It is responsible for providing a way to a given study or test and is represented by H0.

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.