Quentin creates a model of the water cycle, following the steps below. Quentin places a bowl of water in a terrarium along with soil, rocks, and plants. He then puts the lid on the terrarium and places the terrarium in a sunny location. The next day, he notices the amount of water in the bowl has decreased. Quentin then notices the rocks, soil and plants appear wet. Which inference should Quentin make based on this observation?

it is a learned trait

explanation:

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

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what do the different brain waves do?

explanation:

brainwaves are produced by synchronised electrical pulses from masses of neurons communicating with each other. brainwaves are detected using sensors placed on the scalp. brainwave speed is measured in hertz (cycles per second) and they are divided into bands delineating slow, moderate, and fast waves.