Earth Science 2Q, 1

Match it! Select the correct answer from the pull down...Good luck!

Animal life became possible on Earth after -

Which of these correctly shows Earth's atmospheric composition?

The visible lines that extend up and down on a globe or map are called:

Human activities (transportation, factories, etc.) are responsible for the INCREASE of which of these gasses?

Which of the following is the correct latitude of the North Pole?

The use of certain aerosols and refrigerants have caused a DECREASE in which of these gasses (this gas protects us from harmful UV radiation)?

The visible lines on a map or graph that extend left to right are called:

Graphs make it easier to understand data by making it: