- what is the source of the lunar regolith on the moon?
- _______ is what makes all the objects in the universe come together
- Earth spins on its ____ making day and night
- earths orbit is _____So the sun is not center on the earth causing seasons
- Earth orbits one _________ around the sun every 365.24 days
- Which of the following planets looks the most like the Earth's Moon?
- Which planet is this in the picture? (to the right)
- A planet is in orbit around the Sun. The semimajor axis of the orbit is 5 Astronomical Units (AU). Use P 2 = a 3 to calculate the period of the orbit, in years.
- Where on the Venn diagram, above, does the clue "Tail always points away from the Sun" belong?
- How many Earth years does it take Uranus to orbit the Sun?
- How are the Sun, Earth, and Moon positioned when it is a solar eclipse?
- What season is it in the Southern hemisphere when it is summer in the Northern Hemisphere
- Which of the following is NOT required in order to classify a Solar System object as a planet (instead of a dwarf planet)?
- How are the Sun, Earth, and Moon positioned when it is a lunar eclipse, and what phase is the moon in?
- In the above diagram, how should the parameters of the white curve be changed in order that it matches the observed distance versus time graph of Callisto?
- How is the Earth's axis tilted when we have summer in the Northern hemisphere?
- Which of the following objects have a dark/black sky, even in the daytime?
- In the diagram above, what season and planet is being represented by the red X on the planet on the left in orbit around the Sun?
- equation for strength of gravity, g, on the surface of a planet
- What kinds of radiation get through the Earth's atmosphere