Endergonic reaction- reactions where chemical bonds are formed
exergonic reaction- reactions where the change in free energy is negative
Answer:
when the North Pole tilts toward the Sun, it's summer in the Northern Hemisphere. And when the South Pole tilts toward the Sun, it's winter in the Northern Hemispher
Answer:
D - Technology has changed over the years, but parents still worry about it.
The answer is D because in both of the light pink boxes, it says that the parents are concerned about it, and in the first pink box it talks about the radio and then in the next box it talks about video games, TV, and the internet, which is showing that technology has improved over time.
A and B are wrong because neither of the two pink boxes talk about the year(s) it took place, so the main idea isn't based of of those two. C is wrong because neither of the two pink boxes talk about the dangers of being online. But D is the only option that is included in both boxes, so D is correct.
Answer:
I actually think a chemical change
Explanation:
The chemical composition should not change in a physical change so therefore I think it’s only a chemical change
