Oxygen and hydrogen make up water
Answer:
cell membrane is the answer
Answer is the first option Place a metal paper clip on a table and slowly bring each electromagnet closer to the paper clip to see which can attract the paper clip from a greater distance.
I don't know why but I find your questions a bit too easy..
1. Temperate deciduous forests
2.?
3.savannas
4.temperate grassland
I'm 100% that the answer is D, thermal conductivity.
It was either C or D but D makes more sense than C does
so your answer is D