Scientists are studying a pond. Which property can the scientists measure to understand the amount of energy held by the lake water? A. the depth of the lake
B. the color of the water
C. the volume of the lake
D. the temperature of the water

diagram is missing, but i will try to explain your doubt.

answer:

amplitude is the maximum displacement or distance moved on a point of a vibrating body or wave measured from its equilibrium position.it is equal to half the length of vibration path.

i think it's 35 meters