The universe.

Here I let you a couple of online activities for studying. The first one is about general elements of the Universe; and the second is about the planets in our Solar System.

General elements of the Universe.

The solar system (without asteroid belt)

Here, the video of the Solar System.

And also an on line test:

Universe and Solar System test

Finally, a link to a text. (NOTE: This text is a bit difficult. So, do not try at home. We will deal with it at class)

Are we alone in the universe?