Answer:
STEP 1 Energy is absorbed from the sun.
STEP 2 Water is broken down.
STEP 3 Hydrogen ions are transported across the thylakoid membrane.
STEP 4 Energy is absorbed from the sun again.
STEP 5 NADPH is produced from NADP+.
STEP 6 Hydrogen ions diffuse through the protein channel.
STEP7 ADP becomes ATP.
Explanation: