Galileo Galilei's accurate observations helped Kepler to discover his first law.
Ptolemy's accurate observations helped Kepler to discover his first law.
Tycho Brahe's accurate observations helped Kepler to discover his first law.

2) Edmond Halley published a map of the world, showing the major winds over the oceans.

True
False

3) Did Christian Huygens know Sir Isaac Newton, René Descartes and Blaise Pascal?

Yes
No

4) Pick the true statement:

Le Verrier predicted the existence of Uranus.
Le Verrier predicted the existence of Neptune
Le Verrier predicted the existence of Pluto.

5) Pick the correct statement:

According to Ptolemy the order of the planets were ...

Earth at the center, the Moon and Sun orbit the Earth
The Sun at the center, the Earth orbits the Sun

6) ... determined the rotation period of Jupiter by observing ...

Kepler ___ transits of Jupiter's moons
Cassini ___ the shadows of Jupiter's moons
Cassini ___ the orbits of Jupiter's moons

7) Pick the true statement:

Cassini started off in astronomy by observing the Sun.
According to Cassini, zodiacal lights were caused by a combination of the effects of Jupiter and Saturn.

8) Who published Mappa Selenographica and Populäre Astronomie ?

Cassini
Wilhelm Beer
Johann Madler

9) Cassini accurately determined the rotation period of Mars around its own axis.

True
False

10) Did Johann Madler and Wilhelm Beer jointly publish maps of Mercury and Venus?

Yes
No