What is the Greenhouse Effect? a) warming caused by the hole ...

[arivle123]

What is the Greenhouse Effect?
 
  a) warming caused by the hole in the ozone layer
  b) a buildup of oxygen in the atmosphere
  c) solar radiation reflected back to space
  d) solar radiation not reflected back to space causing the Earth's surface temperature and lower atmosphere to warm by heat trapping gases
  e) all of the above

Question 2

If you are in a boat in an estuary, when will tidal currents going out to sea be strongest?
 
  a) When the full Moon rises
  b) At high tide
  c) At low tide
  d) Halfway between high tide and low tide
  e) Halfway between low tide and high tide

[Expo]

Answer to Question 1

D

Answer to Question 2

D

[arivle123]

Excellent

[Hdosisshsbshs]

Gracias!