How can we differentiate between change and progress in the area of history and natural science?

Nscience we assume that the force of gravity behaves the same way beyond earth. using this assumptions, we can use the gravitational forces from the sun and moon to explain a: the tides b: a lunar eclipse c: the length of a day d: the revolution of the earth hurry i am timed : ) will give brainliest

In 2009, roughly of people age 12 or older who did not drink alcohol were current users of illegal drugs. a. 4% b. 10% c. 13% d. 20%

The career field ensures that facilities and equipment run smoothly.