Astronomy Key Terms #1

The study of the moon, stars, and other objects in space.

• astronomy

• heliocentric

• geocentric

• cosmetology

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

Model of the universe that places the Earth in the center of the system. Everything revolves around the Earth.

• astronomy

• geocentric

• heliocentric

• cosmetology

Tags

NGSS.MS-ESS1-1

This is the sun-centered model of the universe. All the planets and moons revolve around the sun.

• astronomy

• heliocentric

• geocentric

• cosmetology

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

The path that one object takes around another object.

• rotation

• revolution

• orbit

• geocentric

The shape of the planetary orbits as they revolve around the sun.

• circular

• hexagonal

• oblate spheroid

• elliptical

Tags

NGSS.MS-ESS1-2

The shape of our planet. Earth bulges slightly at the equator and is somewhat flattened at the poles.

• elliptical

• circular

• oblate speroid

• flat

The spinning of the Earth around its axis. The spinning is responsible for day and night.

• rotation

• revolution

• elliptical

• orbit

Tags

NGSS.MS-ESS1-1

The yearly orbit of a planetary object around the sun.

• rotation

• revoluton

• elliptical

• spin cycle

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

The lighted portion of the moon gradually increases.

• waxing

• waning

• terminating

• rotating

Tags

NGSS.MS-ESS1-1

The lighted portion of the moon gradually decreases.

• waxing

• waning

• rotating

• shaving

Tags

NGSS.MS-ESS1-1