What is the only state that touches four of the five great lakes?

How do convection currents form underwater mountains?

In the diagram below dab and dac are adjacent angles

Afathom is a unit of length, usually reserved for measuring the depth of water. a fathom is approximately 6 ft in length. take the distance from earth to the moon to be 230,000 miles, and use the given approximation to find the distance in fathoms.