Main Features of the Celestial Sphere

The imaginary sphere that surrounds the Earth is called the ____________.

Answer explanation

celestial sphere

Tags

NGSS.MS-ESS2-6

The half of the celestial sphere you see is bounded by the ______________,

the boundary between Earth and the sky.

Answer explanation

horizon

Tags

NGSS.MS-ESS1-1

The ____________is the point in the sky directly overhead,

but the _________ is the point on the celestial sphere directly opposite the zenith.

Answer explanation

zenith nadir

The point on the celestial sphere directly above the Earth's North Pole is known as the _____________ ______________,

Answer explanation

north celestial pole

the point on the celestial sphere directly below the Earth's South Pole is the ____________ ____________.

Answer explanation

south celestial pole

The circle on the celestial sphere that passes through the celestial poles and the zenith is known as the _______________, and it divides the sky into eastern and western halves.

Answer explanation

meridian

The line located in between the celestial poles is known as the ____________, and it divides the sky into northern and southern halves.

Answer explanation

celestial equator

Our equator is called the _____________ by astronomers.

Answer explanation

celestial equator

Our latitude is called __________ by astronomers.

Answer explanation

declination

Our longitude is called _________by astronomers.

Answer explanation

right ascension