your answer is the letter (b)
Answer:
sound and radio waves are completely different phenomena.
Explanation:
I believe the answer is c but I’m not 100% sure
Answer:
D newton
Explanation:
he did extensive research on gravity, and gravity is what holds planets in orbits.
Answer:
<h2>The answer is planetary motion</h2>
Explanation:
According to Johannes Kepler, the laws governing planetary motion
states that:
1. The orbit of a planet is an ellipse with the Sun at one of the two foci.
2. A line segment joining a planet and the Sun sweeps out equal areas
during equal intervals of time.
3. The square of a planet's orbital period is proportional to the cube of the semi-major of its orbit.
Johannes Kepler was a German astronomer, mathematician, and astrologer
Born: 27 December 1571, Weil der Stadt, Germany
Died: 15 November 1630