8. Centripetal Forces & Gravitation

What is the motion of $\mathrm{Earth}$ in its orbit around the $\mathrm{Sun}$ called?

According to Newton's Law of Gravity, how does quadrupling the distance between two objects affect the gravitational force between them? $F=\frac{\mathrm{Gm\_1m\_2}}{r^2}$

According to Newton's Law of Gravity, which of the following correctly describes the gravitational force between two objects when the distance between them is doubled? $F=\frac{\mathrm{Gm\_1m\_2}}{r^2}$

Which alignment of the $\mathrm{Sun}$, $\mathrm{Moon}$, and $\mathrm{Earth}$ causes spring tides, and which alignment causes neap tides?

Which of the following forces does not require physical contact and can act on objects from a distance?

Which of the following quantities depends on the gravitational force between two masses according to Newton's Law of Gravity? $F=\frac{GmM}{r^2}$

If the $centerofpressure$ moves in front of the $centerofgravity$ on a rocket, what will happen to the rocket?

According to Newton's Law of Gravity, if the distance between two objects is increased by a factor of three, what will the new gravitational force between them be compared to the original force $F$?

According to Newton's Law of Gravity, the Earth and the Moon attract each other with gravitational forces. Which object exerts a greater gravitational force on the other? $F=\frac{G{m}_1{m}_2}{r^2}$

According to Newton's Law of Gravity, which of the following factors affect the magnitude of the gravitational force between two objects? $F=\frac{G{m}_1{m}_2}{r^2}$

According to Newton's Law of Gravity, if the gravitational force between two masses is initially $F$ when they are a certain distance apart, what will be the new force if the masses are moved so they are only one-eighth as far apart?

According to Newton's Law of Gravity, which variables determine the gravitational force between two objects ($F=\frac{G{m}_1{m}_2}{r^2}$)?

According to Newton's Law of Gravity, what is the approximate free-fall acceleration toward the Sun at the distance of Earth's orbit ($1 \mathrm{AU}$)?

Which force is primarily responsible for determining the motions of planets and other objects in the solar system?

According to Newton's Law of Gravity, what happens to the gravitational force between two masses if one of the masses is decreased while the other and the distance between them remain constant?