The total power output of the sun is 3.90×1026 W . How large a sail is necessary to propel a 9800 kg spacecraft against the gravitational force of the sun? Express your result in square kilometers.

What can be found in every skeletal muscle? a. nerves, bones, cartilage, and connective tissue b. tendons, cartilage, nerves, and blood vessels c. muscle fibers, nerves, connective tissue, and blood vessels d. tendons, nerves, blood vessels, and bones

How does the entropy of steam compare to the entropy of ice?

The ability to make things happen is also called a. heat b. force c. matter d. energy