Answer:
1) Every planet's orbit is an ellipse with the sun at a focus.
2) A line joining the sun and a planet sweeps out equal areas in equal time(s)
3) The square of a planet's orbital period is proportional to the cube of semi major axis of it's orbit
A, electro magnetic is not a form of potentional energy
Every mineral has its own unique chemical composition
Answer:
Examples include rabbits, bacteria, salmon, plants such as weeds and grasses, etc. Many insects are r-selected. For example, ants can be considered r-selected. Plants such as dandelions are another good example of an r-selected species.
<span>Natural selection is a process by which organisms that are better adapted to their environment tend to C. evolve new traits. Evolution is a process of change through time. There are several mechanisms of evolution, such as natural selection, mutations, migrations, and genetic drift. Natural selection is the mechanism by which species adapt to their environment to increase their chance of survival and reproduction. It can result in progress and cause some organisms to evolve new traits they need. </span>