Galileos starry night

Front

What did people think the Milky Way was before Galileo's telescope?

Back

A large cloud in the sky.

Front

What did Galileo discover about the Milky Way with his telescope?

Back

It is made up of millions of stars.

Front

What instrument did Galileo create by grinding down lenses?

Back

Telescope.

Front

In which country did Galileo live when he learned about the spy glass?

Back

Italy.

Front

What did skeptics think Galileo was putting in his telescopes to trick them?

Back

Specks.

Front

What did Galileo discover about the planets?

Back

They appeared to be solid spheres.

Front

What is a telescope used for?

Back

To observe distant objects in the sky.

Front

Who invented the spy glass before Galileo?

Back

The inventor is not specified, but it was a significant advancement in optics.

Front

What is the Milky Way?

Back

A galaxy made up of billions of stars, including our solar system.

Front

What did Galileo's observations challenge?

Back

The traditional views of the universe and the geocentric model.