What twice daily event would cause water levels around jamestown to rise and cause wells and fresh water streams to become brackish

The tide rising would cause water levels to rise and thus supply Jamestown with brackish water.

Explanation:

Tides are created by the gravity of both the satellite and the sun “pulling” at the water in the sea. Because the Earth is continually changing, the “pull” of gravity changes various places as each day goes on so when the tide is “out” in your area, it is “in” somewhere else. But the water level at large tide changes too.

the main inference that can be drawn from jean jacques rousseau's book the social contract is: a. people can enjoy civil and physical freedom, even if it sometimes harms society.

equal pay act of 1963. the equal pay act, signed in to law by president john f. kennedy on june 10, 1963, was one of the first federal anti-discrimination laws that addressed wage differences based on gender. they felt that this would prevent employers from undercutting future wages for men.