Question | Answer |
a feature of the lunar surface | craters |
a meteoroid that survives Earth’s atmosphere to hit its surface | meteor |
the shape if the moon’s orbit around Earth | ellipse |
a small orbiting body of rock, ice, and cosmic dust that has ion and dust tails | comet |
a small moon of Mars | Phobos |
a layer of the moon | crust |
the flat region beyond Neptune’s orbit that contains many short-period comets | Kuiper Belt |
a small, rocky body that travels through space | meteoroid |
a small object that orbits the sun, whose composition is similar to that of the inner planets | asteroid |
a bright streak that occurs when a meteoroid burns up in Earth’s atmosphere | meteorite |
A spherical region that surrounds the solar system and that contains billions of comets is the | Oort cloud. |
What are the second and third stages of the moon’s formation? | differentiation and meteorite bombardment of the crust |
On what moon of Jupiter did an engineer discover volcanoes by studying images from the Voyager spacecraft? | Io |
Characteristics of Ganymede and Callisto are, respectively, | a magnetic field and craters. |
Which of the following describe the phases of the moon? | new, crescent, quarter, gibbous, and full |
What planet has rings that are divided into hundreds of small ringlets, each containing billions of pieces of rock and ice? | Saturn |
Which of the following best describes Jupiter’s ring? | thin with microscopic particles |
The forces of inertia and the gravitational pull of the moon on Earth cause | tides. |
Notable characteristics of Io and Europa are, respectively, | craters and a magnetic field. |
What happens when the shadow of one celestial body falls on another celestial body? | an eclipse |