A
What is the main difference between the weather at a place and its climate?
Weather is short-term; climate is long-term.
What is the climate of the Pampas in Argentina?
Grassland—mild, dry, and few trees.
What causes the seasonal differences in temperate climates?
Earth’s tilt and orbit affect sunlight during the year.
What would happen if there were no greenhouse gases at all?
The Earth would be too cold to live on.
Will building a taller smokestack reduce the greenhouse effect?
No, greenhouse gases trap heat no matter where they are.
How can a tall mountain have several different climates?
The temperature and weather change with elevation.
Why might two places at the same latitude have different climates?
Oceans, mountains, or elevation can change climate.
What kind of climate do deserts usually have?
hot and dry with very little rain.
What is one way greenhouse gases affect Earth’s climate?
they trap heat and make Earth warmer.
What tool do scientists use to measure how hot or cold it is, which helps them study climate?
a thermometer