Approximatelyout ofpeople suffer form food insecurity

In 2019, 89.5 percent of U.S. households were food secure throughout the year. The remaining 10.5 percent of households were food insecure at least some time during the year, including 4.1 percent (5.3 million households) that had very low food security. Food insecurity was lower in 2019 than 2018 (11.1 percent).

Explanation:

because they are eaten by the frog and the frog getseaten by the snake and the snake by the eagle

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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.