Which is most likely the first step in a basic food chain?
A The snake obtains energy by eating the mouse.
B Plants make energy-rich food using sunlight.
C The Sun emits energy
D The hawk obtains energy by eating the snake.

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.