Global Warming

Question 1

Global Warming

Answer 1

A gradual increase in the overall temperature of the earth’s atmosphere

Question 2

Greenhouse Effect

Answer 2

the trapping of the sun’s warmth in a planet’s lower atmosphere

Question 3

Ozone

Answer 3

a highly reactive gas composed of three oxygen atoms (O3)

Question 4

Greenhouse Gas

Answer 4

The main gases responsible for the greenhouse effect include carbon dioxide, methane, nitrous oxide, and water vapor (which all occur naturally), and fluorinated gases (which are synthetic)

Question 5

Fossil Fuel

Answer 5

A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.

Question 6

Pollution

Answer 6

The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects.

Question 7

Natural Causes of Global Warming

Answer 7

Volcanic Activity
Changes in Naturally Occurring Carbon Dioxide Concentrations
Changes in the Earth’s Reflectivity (surface color)
Variations in Solar Activity
Changes in the Earth’s Orbit and Rotation

Question 8

Unnatural Causes

Answer 8

Burning fossil fuels (cars, planes, factories)
Production and buildup of greenhouse gases