Only known planet to have oceans of liquid water is Earth.
D Pastureland - Grazing Livestock
Answer:
a. A hypothesis that does not generate a testable prediction is not useful.
Explanation:
In the scientific method, we generate a hypothesis to explain a phenomenon. After this, it is necessary to create a method to test the hypothesis and make predictions. Moving forward, we test this methodology, generating results and reject or not reject the hypothesis. If the hypothesis can't be tested, the scientific method can't be applied.
Phosphorus moves in a cycle through rocks, water, soil and sediments and organisms.