The Solar System

Which major planet has a thick atmosphere that consists mostly of carbon dioxide?

Which of the following people created the Laws of Planetary Motion?

When did astronomy officially become a science?

Between which two planets can we find the Asteroid Belt?

Uranus and _____________ are considered to be twin planets because of their size and composition.

How many light minutes is Earth away from the Sun?

Scientists believe that comets most likely originate from which region of the solar system?

After a mission to study Saturn it was discovered that there was a space between the rings. Scientists called this the

All of the stars we see at night are located

The geocentric model of the solar system placed the _______ at the center of the solar system.

The distance between Earth and the Sun is 93 million miles, or 1 ____________ unit.

What event will occur when the sun, moon, and Earth are in the positions below?

What effects the shape of a planet's orbit?

Which ancient astronomer was the first to study outer space with a telescope?

What keeps Earth revolving around the sun?

In which method do scientists use angles to determine interplanetary distances?

The Jovian planets are: Mercury, Venus, Earth, and Mars.

How many stars are in our solar system?

Pluto was "demoted" from the 9th major planet to a ___________ planet.

Which planet is NOT a terrestrial planet?

During a solar eclipse, the moon is in its "NEW" phase.

What phase of the moon is totally illuminated, from Earth's perspective?

What phase of the moon is pictured below?

Which of the following is a clue that Earth is moving?