What is the exact year that the Hale-Bopp comet appeared in the sky?
200
F=(Gm1)(m2)/r2
What is the law of universal gravitation?
200
Gm/r2
What is the gravitational field formula?
200
Planets revolving around the sun travel faster on its orbit when it's closer to the sun, and slower when it's farther away from the sun
What is Kepler's second law?
200
He explained the position of the planets
What did Copernicus do?
200
Gravity
What is the concept that Newton discovered?
300
T=2(pi)(square root of r3/Gms)
What is the period of the planet orbiting the Sun?
300
Fnet/a
What is inertial mass?
300
The square of the ratio periods of planets A and B is equal to the square ratio of the planets' radii
What is Kepler's third law?
300
He stated that orbits are circular
What was Copernicus' biggest mistake?
300
5.98 x 10(to the 24th power) kg
What is the mass of Earth?
400
V=(the square root of GmE/r)
What is the speed of the satellite orbiting Earth?
400
Planetary body made of various metals, ice, and elements
What is a comet?
400
Period
What does T represent?
400
He developed the most accurate measurements of time
What did Tycho Brahe do?
400
6.38 x 10(to the 6th power) m
What is the radius of Earth?
500
T=2(pi)(the square root of r3/GmE)
What is the period of a satellite orbiting Earth?
500
Force of attraction between 2 masses (planets) and the sun or 2 planets with each other decreases by the inverse square of distance between the centers
What is the Inverse Square Law?
500
Radius.
What does r represent?
500
He was Brahe's apprentice and he developed 3 laws that applied to moons, planets, and satellites
Who was Johannes Kepler and what did he do?
500
Tycho Brahe
What is the name of the scientist who created the first real observatory?