Gravity Well
Kepler's Laws
Planets, Impact Craters, & Micrometeorites
Motions of the Sun & Earth
Tides and Moon Phases
100

A larger mass will cause the gravitational force to ________.

What is Increase?

100

This is the term used to describe the orbit of the planets, as outlined in Kepler's 1st Law.

What is Elliptical?

100

What is the shape of most micrometeorites?

What is Round?

100

What is the name for the line that separates day and night while Earth is rotating?

What is Terminator?

100

What is the name for when less than half the Moon is illuminated?

What is Crescent?

200

What happens to the speed of an object as it approaches a larger mass?

What is Speed Increases?

200

What happens to the period of revolution the farther out from the Solar System you go?

What is Increases?

200

If mass stays the same, but the volume of the object increases, what happens to the density?

What is Density Decreases?

200

What is the name for the imaginary point in the sky located directly above a particular observer or location?

What is Zenith?

200

The term for the Moon's illumination INCREASING is known as _________.

What is Waxing?

300

What factor causes the Moon to orbit the Earth, rather than orbit the Sun?

What is Distance?

300

What is it called when the Earth is the closest distance to the Sun?

What is Perihelion?

300

What happens to the density of a planet's layers the close to the center you go?

What is Density Increases?

300

Earth rotates from ______ to ______. (give directions either N, E, S, W)

What is West to East?

300

When the Moon is positioned at ________ during the 1st or 3rd quarter phase, the tidal range will be the least.

What is apogee?

400

There are 5 dimensions. The first 3 are length, width, and height. The 4th is time. What is the 5th dimension?

What is Gravity?

400

In the equation a3 = T2 (Kepler's 3rd Law) what does "a" represent?

What is a planetary object's distance from the Sun?

400

What is the difference between a meteorite and meteoroid?

What is Meteorite is on surface / Meteoroid is still in space?

400

If the sunrise occurred at 5:00 a.m. and sunset at 7:30 p.m., what month would this likely be?

What is June?

400

Which two phases of the Moon would result in a Spring Tide?

What is New Moon and Full Moon?

500

Several smaller objects moving through a gravity well may collide and gradually collect together into a larger object. What is the name of this process that helped form planets and other bodies in the early solar system?

What is Accretion?

500

In the equation  v = (V×R) / r

what does "R" represent? (this is Kepler's 2nd Law)

What is the orbital radius? (of one of the planets)

500

Where is the Asteroid Belt located in the Solar System?

What is Between Mars & Jupiter?

500

What is the length of a sidereal day? (provide hours, minutes, and seconds)

What is 23 hours 56 minutes 4 seconds?

500

What is the length of time of one synodic cycle of the Moon?

What is 29.5 days?

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