Large volcanic eruptions that eject sulfur-rich veils into the ...

[michelleunicorn]

Large volcanic eruptions that eject sulfur-rich veils into the stratosphere tend to ____ at Earth's surface.
 A) increase temperatures
  B) increase precipitation
  C) decrease temperatures
  D) have no effect

Question 2

The albedo of Earth's surface is only about 4, yet the combined albedo of Earth and its atmosphere is about 30. Which set of conditions below best explains why this is so?
 A) high albedo of clouds; low albedo of water
  B) high albedo of clouds; high albedo of water
  C) low albedo of clouds; low albedo of water
  D) low albedo of clouds; high albedo of water

[Andromeda18]

Answer to Question 1

C

Answer to Question 2

A

[michelleunicorn]

Excellent

[apple]

Gracias!