Abc's of Science

The earth rotates once every 23 hours, 56 minutes, and 4 seconds; has one satellite, which is carried over its orbit at a distance of 238,850 miles from the earth. Its diameter is 2,160 miles. The moon completes its orbit in 29 days, 12 hours, 44 minutes, and 2 seconds. Its currents touch the earth and cause the tide; also affects some plants of the phenomena verita.