Polar regions get less of the sun’s direct rays, they are the coldest climates on Earth. A because , B although , C Howerer , D Consequently / what best word fits in the blank space what makes sense .

practical process described pest part of scientific investigation.

because practical knowledge is powerful then therotical knowledge.

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.

your answer is c) plasma

~*"auba14"*~