Answer:
Eutrophication is what happens when nutrient levels become too concentrated in rivers, lakes, and oceans. Eutrophication is when the levels of nutrients and minerals in a body of water become too concentrated. It is usually induced by the release of nitrate or phosphate-containing substances into a water body.
Explanation:
Answer:
The correct answer is E.-2
Explanation:
Net charge or electric charge is the physical property of the matter, which makes it to experience a force, when it is placed in an electromagnetic field. The unit of charge is Coulomb, C.
Types:
Thee are 2 types of electric charges:
1- Positive Charge
2- Negative Charge
How to calculate net charge?
First we have to look at the composition or our element. Then simply add the number of protons then substrate the total electrons present.
Answer:
D. an educated guess or tentative explanation for a natural phenomenon.
Explanation:
A hypothesis is an idea or explanation that is tested through study and experimentation. Outside science, a theory or guess can also be called a hypothesis. In other words, hypothesis is defined as a proposed explanation for a phenomenon.
A trial solution to a problem as a hypothesis is often called an educated guess because it provides a suggested outcome based on the evidence.
Answer:
troposphere should be correct
