Continental Drift
What was the name of the supercontinent?
Pangaea
What are the two types of crust?
oceanic and continental
lithosphere
Who is the father of genetics
Gregor Mendel
What is change over time?
evolution
Who came up with the theory of continental drift?
Alfred Wegener
Which crust is thinner, younger, and more dense?
oceanic
What layer consists of the middle mantle?
asthenosphere
10
What species did Darwin study on the Galapagos Islands?
finches, tortoises
What were Alfred Wegener's 4 pieces of evidence to prove continental drift?
geometric evidence (continents fit like pieces of a puzzle)
fossil evidence
mountain (rock strata) layers evidence
climate evidence
What plate boundary do plates divide or drift apart from each other?
divergent boundary
What theory describes the motion of force that drives Earth's plates?
plate tectonic theory
asexual reproduction
What is it called when better adapted organisms survive to pass to their offspring
Natural Selection
What two continents did Wegener say look like they could fit together like a puzzle?
South America and Africa
What plate boundary do plates collide into each other?
convergent boundary
What drives Earth's plate movement?
convection currents
A male cockroach deposits a sperm sack inside the female cockroach. The sack fertilises several batches of eggs. What type of reproduction?
sexual reproduction
How many mass extinctions has Earth had?
5
Why did many scientists not accept his theory?
He could not explain HOW the continents moved
What plate boundary do plates slide or scrape against each other?
transform boundary
What type of landforms form from a convergent boundary?
earthquakes, mountains, volcanoes, subduction zone, island arcs, trenches
What stage of Meiosis is when "crossing over" occurs
prophase I
What extinction caused >90% of all life on Earth to go extinct?
Permian