Primary project

1. Telescopes

2. Galileo invented telescopes.
He was the first person that
showed that the Earth orbits
the Sun

3. We use a telescope to study
the Solar System.

4. Refracting telescopes.
They use lenses

5. Reflecting telescopes.
They use mirrors. Space
telescopes are reflecting
telescopes.

6. The Hubble telescope is a
reflecting telescope and
takes amazing pictures of
space.

7. BY ADRIANA,LEIRE AND
AINARA
THANKS FOR WATCHING