The earliest and most influential Greek philosopher was ...

[panfilo]

The earliest and most influential Greek philosopher was Aristotle, who among many contributions taught that
 
  A) the four elements are earth, water, air, and fire.
  B) all motion is either natural or violent.
  C) violent motion requires a sustained push or pull.
  D) all of the above

Question 2

Earth continually moves about 30 km/s through space, which means the wall you stand next to also is moving at 30 km/s. When you jump vertically the wall doesn't slam into you because
 
  A) the speeds of you and Earth cancel out.
  B) you're moving horizontally just as fast as the wall.
  C) your upward motion is small compared with Earth's speed.
  D) motion of the Sun counteracts your motion.

[whitcassie]

Answer to Question 1

Answer: D

Answer to Question 2

Answer: B

[panfilo]

Gracias!

[bdobbins]

Excellent