In the ionosphere, the collision that raises the energy levels of oxygen and nitrogen occurs between which of the following? Select all that apply. gas atoms protons electrons neutrons

The human population is the predicted to continue increaseing as thr rate of climate change also increase.

Match each element with the number of atoms found in one molecule of this compound: C5H7N (nicotine) 1. carbon five 2. hydrogen one 3. nitrogen seven

Solid earth formed about 4.6 billion years ago

Someone who has severe diarrhea, fever, and headache 3 days after attending a catered event probably has

A human-centered worldview states that humans, as the owners of Earth, can treat resources as they see fit.

Mark is studying jellyfish in a small body of water. Mollusks are a primary food source for jellyfish, and a large number of mollusks have recently been harvested from the area. How will this impact the carrying capacity for the jellyfish?

Summary of newton's laws and their importance to daily lives

Explain what is meant by the statement cleaner than coal

What type of cells are produced after fertilization occurs and the gametes combine? A) an egg cell B) a sperm cell C) a diploid zygote D) a haploid zygote

On a hot summer day, you notice a line of dark clouds forming. based on this observation, you go back inside and get an umbrella. what scientific skill have you used.