Answer:
Well, he needs to take one more electron to have a stable structure. And by doing that the atom will have more electrons than protons and will turn into a negative ion.
In the summer, in the southern hemisphere. when it is summer is the northern, it is winter in the southern. all year along, the most sun hits the equator, but when it is winter in the northern hemisphere (thats when Alaska goes dark because of no sun) there is summer in the southern Hemusphere such as continents like south america, india, africa, and places like that :)
The answer is B for number 1 because rather than it being an observation it is something that you know for sure happened without guessing.
the answer is B the researcher is actually adding the fertilizer and measuring it.
