Ecosystems
When an ecosystem has living things in it, or things that were once alive, these components are called
Biotic
The theory that all the continents were once together and have been drifting apart over millions of years
What do we call the areas between tectonic plates?
Faults/Fault lines.
When an ecosystem has non living things, or things that were never alive, these components are called
Abiotic
Who came up with the theory of continental drift?
Alfred Wegener
What kind of boundaries move TOWARDS each other?
Converging
What is an ecosystem?
A geographical area where living and non living things exist to support life.
How long has the theory of continental drift been around? Approxiamtely _________
A) 50 years ago B) 100 years ago
B) 1 million years ago D) The Ice Age
B) 100 years ago (1912 to be exact)
What kind of boundaries move AWAY from each other?
Diverging
List 3 ABIOTIC factors
Answers will vary
What is the name of the SUPERCONTINENT that broek apart according to the theory of continental drift?
Pangea
What kind of boundaries move along side each other in opposite directions?
Transform/slip-slide boundaries
List 3 BIOTIC factors
Answers will vary
Explain the theory of continental drift and say how TECTONIC PLATES are involved. What ARE tectonic plates?
The continents AND oceans are moving on earths tectonic plates.
tectonic plates are the pieces of the earths crust and part of the upper mantle that float on the rest of the mantle
What can occur when two boundaries move?
Earthquakes, etc.