Our Solar System

Front

About how long ago was our Sun formed?

Back

4.6 billion years ago

Front

When the Sun formed, it blew most of the remaining gases towards the edges of the Solar System. What evidence of this do we see today?

Back

The gas giant planets are very far from the Sun.

Front

Where would you expect to find a planet that is small, dense, and rocky?

Back

close to the Sun

Front

Which diagram correctly shows the relative sizes of the eight planets of our Solar System?

Back

D

Front

Which model best represents a to scale model of our Solar System?

Back

Front

Which planet in our Solar System records temperatures as high as 733 K, making it hotter than any other planet?

Back

Venus

Front

In general, how does the temperature of inner planets compare to the outer planets?

Back

The outer planets are colder because they are farther from the Sun.

Front

In our Solar System, we have 8 planets and 5 smaller worlds called ____________. (Hint: Pluto is an example)

Back

dwarf planets

Front

What belt separates the Inner Solar System from the Outer Solar System?

Back

Asteroid Belt

Front

The group of inner planets are also known as _______________.

Back

The Terrestrial Planets