Question: what is the effect of day length on plant growth?

hypothesis: plants will grow more when the day is longer.

what variables would you likely need to control? check all that apply.

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

Who is better, messi or cristiano, i need this for a chemistry class. asap

Will mark brainliest how many electrons can be held in the energy level n = 4?