Download Plate Tectonics Crossword

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Plate Tectonics, Continental Drift, and Seafloor Spreading Study Guide
Answer the questions using the assignments in your science notebook. Write down which assignment helped you
find the answer.
Question
What is any trace of an ancient
organism preserved in rock?
What is the word for what
happens when tectonic plates
move at any kind of
boundary?
What is another name for a
colliding boundary?
What is the word that
describes when one tectonic
plate slides beneath another?
What is the amount of mass in
a given volume?
What happens to hot material
and cold material when in the
same container?
What is the form of heat
transfer in Earth's mantle
which causes tectonic plates
to move?
What is the canyon-like
feature which forms at a
subduction zone?
What is the country which is
sometimes referred to as a
sub-continent, that crashed
into Asia and formed the
Himalaya mountains?
What is the idea that the
Earth's continents were once
together in a single landmass
and have since drifted apart?
What is the name of the
supercontinent that may have
existed in the past?
What is another name for a
sliding boundary?
What is a piece of Earth's
lithosphere which floats on
top of Earth's mantle?
What is another name for a
spreading boundary?
Answer
Assignment that gave Answer
Plate Tectonics Crossword
ACROSS
4. the longest mountain range in the world
5. this forms at a subduction zone
8. a country sometimes referred to as a sub-continent that crashed into Asia and formed the Himalayas
9. the German scientist who hypothesized about continental drift
10. a supercontinent that existed in the past
11. any trace of an ancient organism preserved in rock
13. pieces of Earth’s lithosphere which float on top of Earth’s mantle
14. another name for a sliding boundary
15. this theory states that pieces of Earth’s lithosphere are in slow, constant motion
16. this forms where two plates spread apart
17. heat transfer in the Earth’s mantle which causes tectonic plates to move
DOWN
1. a city in the Arctic which once had a warm climate
2. the idea that Earth’s continents were once together in a single landmass and have since drifted apart
3. another name for a spreading boundary
6. another name for a colliding boundary
WORD BANK
7. the amount of mass in a given volume
Alfred Wegener
12. when one tectonic plate slides beneath another
continental drift
convection currents
convergent
density
divergent
fossil
India
midocean ridge
Pangaea
plate tectonics
rift
Spitsbergen
subduction
tectonic plates
transform
trench
*leave no spaces between words