Astronomy Chapters Overview

Front

What is the Geocentric View?

Back

The belief that Earth is the motionless center of the universe (Ptolemaic model).

Front

Who proposed the Heliocentric Model?

Back

Copernicus proposed the Heliocentric Model with the Sun at the center.

Front

What are the types of days defined in Chapter 21?

Back

Mean Solar Day (~24 hours) and Sidereal Day (~23 hours 56 minutes).

Front

What is the Nebular Theory?

Back

It explains the formation of the solar system from a solar nebula.

Front

What are the two types of planets mentioned in Chapter 22?

Back

Terrestrial Planets (Mercury, Venus, Earth, Mars) and Jovian Planets (Jupiter, Saturn, Uranus, Neptune).

Front

What are the major features of the Moon?

Back

Highlands, maria (lowlands), and regolith.

Front

What is the significance of Jupiter's Great Red Spot?

Back

It is a major storm on Jupiter and is associated with its Galilean moons.

Front

What does spectroscopy determine?

Back

The composition and motion of celestial bodies.

Front

What are the two types of telescopes mentioned?

Back

Refracting Telescopes (use lenses) and Reflecting Telescopes (use mirrors).

Front

What are the layers of the Sun?

Back

Core, radiative zone, and convective zone.