Solar System Vocab Quiz

What are planetesimals?

• Small celestial bodies that form planets

• Large stars in the galaxy

• Moons orbiting planets

• Comets in the solar system

What does the term "Great bombardment" refer to?

• A period of intense meteorite impacts

• A large-scale volcanic eruption

• A massive solar flare

• A supernova explosion

What does "geocentric" mean?

• Earth-centered

• Sun-centered

• Moon-centered

• Star-centered

What does "heliocentric" mean?

• Sun-centered

• Earth-centered

• Moon-centered

• Star-centered

Tags

NGSS.MS-ESS1-1

What is an elliptical plane?

• The flat, disk-shaped space in which planets orbit

• A circular orbit path

• A vertical orbit path

• A random orbit path

What are terrestrial planets?

• Rocky planets like Earth

• Gas giants like Jupiter

• Ice planets like Neptune

• Dwarf planets like Pluto

What are exo-planets?

• Planets outside our solar system

• Planets within our solar system

• Moons of other planets

• Stars in other galaxies

What is the Goldilocks zone?

• The habitable zone around a star

• The hottest part of a planet

• The coldest part of a planet

• The center of a galaxy

What are gas giants?

• Large planets made mostly of gas

• Small rocky planets

• Moons with thick atmospheres

• Stars with high gas content

What defines a planet?

• A celestial body orbiting a star

• A star in a galaxy

• A moon orbiting a planet

• A comet in the solar system