Show:
Plate Tectonics
Earthquakes & Volcanoes
Weather
Hurricanes
Seasons
100
What was the name of the supercontinent that existed millions of years ago?
Pangaea
100
What are the three seismic waves of an earthquake?
P, S, Surface
100
Which air rises; cold or warm?
warm
100
Is a hurricane a low pressure system or a high pressure system?
low pressure
100
Why does the earth have seasons?
the earth is tilted on its axis
200
The thinnest layer of the earth
the crust
200
Which type of plate boundary is responsible for the formation of mountains?
convergent
200
What instrument is used to measure air pressure?
barometer
200
What happens to a hurricane as it crosses over land?
gets weaker
200
The term used to describe Earth's trip around the sun
revolution
300
Which process widens to oceans?
sea floor spreading
300
When an (Oceanic/Continental) plate subducts, a volcano is formed.
oceanic
300
What global wind pattern affects North America the most?
westerlies
300
What type of weather would you expect in the eye of a hurricane?
calm
300
The northern hemisphere is tilted away from the sun. What season is the northern hemisphere experiencing?
winter
400
The hot, plastic layer of the earth
asthenosphere
400
The San Andreas fault in California is known for its violent earthquakes. Which type of plate boundary causes this?
transform
400
What is global warming?
the average increase in earth's temperature
400
Why is hurricane season mainly in the summer time?
warm ocean water
400
On this day, the sun is at the highest point in the sky.
summer solstice
500
Give one evidence of continental drift.
fit like a puzzle, similar fossils, sea floor spreading
500
Why is Japan a country made up of volcanoes?
it lies on the ring of fire
500
Severe weather and a tornado threat is possible in Jackson. What type of front is probably moving through?
cold front
500
What pushes hurricanes west from Africa toward america?
trade winds
500
What season(s) is it when the sun directly hits the equator?
spring and fall