About how much energy is transferred from a primary consumer to a secondary consumer? 90% of the original energy from the Sun
10% of the original energy from the Sun
10% of the primary consumer's energy
O 1% of the primary consumer's energy
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90 percent of the original energy from the sun

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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.

idk lol use google m8