When plants undergo photosynthesis, they use sunlight to create glucose molecules. What kind of energy transfer is happening in this scenario? * * A. Sound Energy --> Chemical Energy
B. Thermal Energy --> Kinetic Energy
C. Light Energy --> Chemical Energy
D. Electrical Energy --> Thermal Energy

An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o