8th Grade Topic 9 Lesson 1 Earth-Sun-Moon System Vocabulary Quiz

any object that orbits around another object in space.

• star

• planet

• satellite

• meteor

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

a ball of hot gas, primarily hydrogen and helium, that undergoes nuclear fusion.

• satellite

• star

• planet

• comet

an object that orbits a star, is large enough to have become rounded by its own gravity, and has cleared the area of its orbit.

• planet

• comet

• meteor

• constellation

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

a streak of light in the sky produced by the burning of a meteoroid in the Earth’s atmosphere.

• comet

• satellite

• ellipse

• meteor

 a loose collection of ice and dust that orbits the sun, typically in a long, narrow orbit.

• meteor

• comet

• star

• constellation

 a pattern or grouping of stars that suggest the outline of a figure or object.

• heliocentric

• geocentric

• meteor

• constellation

 a term describing a model of the universe in which Earth is at the center of the revolving planets and stars

• heliocentric

• geocentric

• ellipse

• constellation

a term describing a model of the solar system in which Earth and other planets revolve around the sun.

• heliocentric

• geocentric

• ellipse

• constellation

Tags

NGSS.MS-ESS1-2

an oval shape, which may be elongated or nearly circular; it is the shape of the planets’ orbits.

• planet

• geocentric

• ellipse

• satellite

Tags

NGSS.MS-ESS1-3