The acceleration of gravity on Earth is approximately 10 m/s2 ...

[drink]

The acceleration of gravity on Earth is approximately 10 m/s2 (more precisely, 9.8 m/s2). If you drop a rock from a tall building, about how fast will it be falling after 3 seconds?
 
  A) 30 m/s B) 10 m/s C) 10 m/s2 D) 30 m/s2 E) 20 m/s

Question 2

Which of these is the dominant mechanism for the removal of carbon dioxide from the atmosphere?
 
  A) subduction
  B) photosynthesis in plants
  C) dissolving carbon dioxide in seawater
  D) formation of carbonate-rich rocks at the seafloor

[courtney_bruh]

Answer to Question 1

A

Answer to Question 2

C

[drink]

Excellent

[kjohnson]

Thanks for the timely response, appreciate it