What is the highest level of the ocean?
What is the sunlight zone
What is the boundary where two plates collide?
What is a convergent boundary
What pH range is acidic?
What is 1-6
What is it called when younger layers of rocks are the top layers and older layers of rocks are the bottom layers?
What is the Law of Superposition
What percentage of Earth's water is saltwater?
What is 97%
What is the second highest level of the ocean zones?
What is the twilight zone
What is the boundary where two plates pull apart?
What is a divergent boundary
What is the formula for nitrites?
What is NO2-
If layer K cuts through layers E and J, what is the youngest layer?
What is layer K
What percentage of Earth's water is freshwater?
What is 3%
What is the third level of the ocean zones?
What is the midnight zone
What is the boundary where two plates slide past each other?
What is a transform boundary
Fish can tolerate a pH between
What is 6-8
What is a layer that pushes through rock layers?
What is an intrusion
What percent of Earth's freshwater is ice?
What is 68.7%
What is the fourth level of the ocean zones?
What is the abyssal zone
What is a long, narrow ditch made by plates?
What is a trench
What pH is preferable for drinking water?
What is 7
What is a layer that pushes through all rock layers?
What is an extrusion
What percent of water on Earth is potable?
What is 1.2%
What is the lowest level of the ocean zones?
What is the hadalpelagic zone
What is a line on a rock surface or the ground that traces a geological fault?
What is a fault line
Natural sources of ammonia include the decomposition or breakdown of organic waste matter, gas exchange with the atmosphere, forest fires, animal and human waste, and nitrogen fixation processes.
What is pH
If layer M is below layer J and intrusion K, what is the oldest layer?
What is layer M
What are the two main sources of water for humans?
What is surface water and ground water