It can become an ion because it can lose or gain an electron. It can become a part of molecule because it can form covalent bond with other atoms to gain a full valence shell.
Answer:
"changed" (and any subsequent words) was ignored because we limit queries to 32 words.
A. when evaluating a source for reliability, if they are talking about a product from a company that sponsors them they may not be honest, or if they are sponsored by a reliable company they can be trusted it depends what way you look at it.
Electricity, heat and fuels.
The correct answers are:
A. People enjoy cruise vacations;
B. People need to cross the ocean;
E. People need to earn a living;
The vessels that are going through the ocean waters are both very useful and damaging in the same time, depending on the perspective. From one side, lot of people use them as a mean of traveling from one side to the other side of the ocean, millions of people enjoy going on vacation on the ocean/sea cruises, and also millions of people are employed and make a living from those vessels. On the other hand, all of the sewage from those millions of people is released into the ocean waters, thus causing pollution of the waters, which effects the marine life and its well-being.