Plate tectonics moved continents northward, which may have contributed to an overall cooling of ...

Plate tectonics moved continents northward, which may have contributed to an overall cooling of Earth's climate.
  Indicate whether the statement is true or false

Question 2

So far there is no evidence linking Milankovitch cycles to actual climate change.
  Indicate whether the statement is true or false

Question 3

In general, the Sun's energy output increases when there are large numbers of sunspots.
  Indicate whether the statement is true or false

Question 4

Sulfuric acid droplets in the stratosphere lead to temperature increases in the troposphere.
  Indicate whether the statement is true or false

Question 5

During colder climatic periods, the concentration of O-18 in the ocean decreases.
  Indicate whether the statement is true or false

Question 6

Data from dust in ice sheets has conclusively shown that dusty conditions cause global cooling.
  Indicate whether the statement is true or false

Question 7

Changes in the types of pollen laid down in a bog can give indications of changing climate conditions.
  Indicate whether the statement is true or false