Which of the following is true about neutrons?
a) neutrons provide a positive charge to the atomic nucleus.
b) neutrons neutralize electrons.
c) neutrons provide a negative charge to the atomic nucleus.
d) neutrons keep protons apart so they don't repel each other.

Which describes interactions between substances and stomata during photosynthesis? check all that apply. oxygen enters stomata. oxygen is released through stomata. carbon dioxide enters stomata. carbon dioxide is released through stomata. hydrogen enters stomata. hydrogen is released through stomata.

Which statement best describes the flow of energy in this scenario

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?