Answer:
A
Explanation:
because it loses 2 electrons
Freezer and refrigerator--> Too cold for most bacteria to grow (reproduce). Oven --> too hot for bacteria to survive
Because going down a column you are jumping up to the next higher main energy level (n) and each energy level is further out from the nucleus
Answer:
The five phases of matter. There are four natural states of matter: Solids, liquids, gases and plasma. The fifth state is the man-made Bose-Einstein condensates. In a solid, particles are packed tightly together so they don't move much.
Dots are used to represent electrons.
