They form a bond between atoms. covalent<span> compounds are formed only by the interactions of non-metal atoms. hope it helps :)</span>
<span>Scientific theories are useful because they help explain phenomena in the natural world that we previously had no or an incorrect understanding of. They are also useful because they are provisional, and so they change and develop as we gain more knowledge.</span>
<span>When an atom gains or loses an electron it's called an ion. Ions have a net positive or negative electrical charge. If an atom loses electrons, it has a net positive charge . If an atom gains electrons, it has a net negative charge and is known as an anion..</span>
Those options are very odd because none of those options are the reason the planets in out solar system revolve around the Sun. The real reason is because the Sun's gravity is pulling on the planets. However, if I had to choose one it would be the Sun is the most massive object in out solar system.
Answer:
Mark one coin with an "F" and the other with an "M" to represent each of the parents. The parents are heterozygous for all the Smiley Face traits.
