On earth, yancy hits a golf ball as hard as he can.  the golf ball flies 150 meters before hitting the ground.  about how far would the golf ball fly if yancy hit it on the surface of mercury with exactly the same amount of force and in the same direction?

(ignore the air resistance on both planets.)

  a. 

more than 150 meters

  b. 

less than 150 meters

  c. 

150 meters

  d. 

150 yards

Ageologist is working in an area with exposed sedimentary rocks and finds a well exposed sequence of stratified rocks. as he works through a thick sequence of limestone, he sees abundant large clam fossils that produce an interlocking texture suggesting a reef, but within the limestone section these clams disappear and the overlying limestone is made up primarily of fragments of corals. he now moves 50 km away and finds limestones interbedded with shales, and the limestones contain the same clam fossils he had seen previously 50 km away. as he continues through this section, the rocks become entirely limestone, and the clams disappear again with coral fossils above forming a reef structure. he concludes