3. observe: click add light and look at the output. what are the products of photosynthesis?

They use it to react carbon dioxide with water to make a sugar called glucose. The glucose is used in respiration, or converted into starch and stored. Oxygen is produced as a by-product. This process is called photosynthesis.

Hope this helps :D

rocks and weathering-matching

i am going to guess that it is co2.