Midterm

1. What is light?
2. Where was James Clerk Maxwell born?
3. Which element is more abundant in the Universe?
4. What is the value of the speed of light?
5. When is the Winter Solstice in 2012?  
6. Who saw Jupiter's satellites with a telescope for the first time?
7. What is the age of the Solar System?
8. Why is the Solar System flat like a pizza?
9. What causes the seasons?
10. What causes (Moon) eclipses?

Possible Answers, Choose the Right One:

1.

1. It is both a particle and a wave
2. It is a particle
3. It is a wave
4. Neither

2.

1. Philadelphia
2. Amsterdam
3. Edinburgh
4. Cambridge

3.

1. Iron
2. Uranium
3. Gold
4. Hydrogen

4.

1. 299, 792, 458 
2. 299, 792, 459
3. 299, 792, 460
4. 299, 792, 461

5. 

1. UT December 21, 11:12
2. UT December 20, 11:12
3. UT December 19, 11:12
4. UT December 18, 11:12

6. 

1. Isaac Newton
2. Nicolaus Copernicus
3. Johannes Kepler
4. Galileo Galilei

7. 

1. 4.568 billion years
2. 4.568 million years
3. 4.568 thousand years
4. 4.568 hundred years

8.

1. Gravity Force
2. Conservation of Angular Momentum
3. Electromagnetic Force
4. Nuclear Force

9. 

1. Distance to the Sun
2. Inclination of Rotation Axis 
3. Sun Spots
4. Sun Flares

10.

1. Earth
2. Mars
3. Venus
4. Mercury