Describe the correct breathing and head action when performing breast stroke. Your answer
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Describe 5 components of treading water successfully. *

over half of the people in the united states rely on groundwater for drinking water.

it's true

during longer space exploration trips, crewmembers may develop vision impairment risks and short-term cardiac atrophy or a decrease in the size, strength, weight, and activity of the heart during space flight because they can experience microgravity. in addition, the long-term medical condition is loss of bone mineral density and radiation exposure.