Which best describes the role of carbon dioxide in photosynthesis

Last week i was assigned a thematic. we have groups of three but the people i was assigned with haven't been in school for days. i would appreciate if anyone can me with my thematic . i highlighted most of the important steps and i circled my thematic topic. in desperate need : ( its due on february 19

Match each symbol with its description.

If 360 joules of work are needed to move and create a distance of 4 m what is the weight of the crate