Answer:
A case is an experimental unit. ... Another synonym is experimental unit. A variable is a characteristic that is measured and can take on different values. In other words, something that varies between cases.
Explanation:
It has many different colors without gaps.
The path in which one object travels around another object in space is called its orbit.
The basic reason why theplanets revolve around, or orbit, the Sun, is that the gravity of the Sun keeps them in their orbits. Just as the Moonorbits the Earth because of the pull of Earth's gravity, the Earth orbits the Sunbecause of the pull of the Sun's gravity.
