Which of the following is a false statement about reactions? a. mass can’t be created or destroyed in a chemical reaction b. compounds that fork have different properties than the ‘old’ reactants. c. atoms are rearranged in a reaction and joincto form new molecules d. when a reaction gets cold, that means energy is destroyed

The study of interaction between living organisms and their enviroment is called (a) phytogeography (b) ecology (c) phytosociology (d) ecosystem

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.

49 ! how are energy cycles and growth cycles related?