During photosynthesis, the energy from sunlight is used to split water molecules. what happens to the hydrogen ions that are split fron the water molecules

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

Discuss the functions of epithelial connective nerviud and muscular tissues

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.