In his theory of continental drift, Wegner proposed that ________

the continents were once joined together in 1 land mass

which of the following features are found at divergent plate boundaries?

mid-ocean ridges and rift valleys

Which statement summarizes the theory of plate tectonics?

crust is made of pieces move slowly over,against & apart

African Rift valley is expanding. What can be concluded about the past from this observation?

Continents may have broken in the past as well.

Which is the best way for Blake to describe a contour line to his younger sister?

line drawn on a map that joins points of elevation

Which piece of evidence did Alfred Wegener use to support his theory of continental drift?

fossil of samespecies&age r found on cont that r split bysea

Wegener knew fossils were in S.A & Africa, this supports his idea that _____

S.A. & Africa were once connected

Which statement correctly describes the areas?

Area 2 has a steeper slope than Area 1

Why was Alfred Wegner's theory of cont drift not at first accepted by the scientific community?

He could not explain how the continents move.

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Plate Tectonics & Topography

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Answers

1
What kind of geologic feature is this line? It's in California
mountain
fold
fault
sinkhole
2
In his theory of continental drift, Wegner proposed that ________
earth is expanding
the continents are all moving together & will soon collide
the continents are floating around on a large ocean
the continents were once joined together in 1 land mass
3
Where are most volcanoes and earthquakes located?
along equator
middle of continents
near the north and south poles
edges of tectonic plates
4
Which statement correctly describes the diagram?
Band A is older than band C.
Band C is younger than band A.
Band B is younger than band D.
Band D is older than band E
5
which of the following features are found at divergent plate boundaries?
ocean trenches and abyssal plains
continental shelves and submarine canyons
mid-ocean ridges and rift valleys
impact craters and alluvial fans
6
Which statement summarizes the theory of plate tectonics?
All of the cont were once joined together into pangea.
Only continents move moving slowly over & in Earth’s crust
cont r fixed & have always been located n present positions.
crust is made of pieces move slowly over,against & apart
7
Identical fossils in Africa and South America support which theory?
evolution
plate tectonics
steady state
big bang
8
the study and description of land forms is known as:
topography
climatology
anthropology
paleontology
9
elevations are shown on topographic maps using:
contour lines
isobars
different colors
pictures of landforms
10
African Rift valley is expanding. What can be concluded about the past from this observation?
Continents may have broken in the past as well.
Rift valleys are a part of every continent.
A meteorite collided into this place.
Two landmasses combined to form Africa.
11
Which is the best way for Blake to describe a contour line to his younger sister?
drawn on maps to show the density of the earth at diff. pts
line drawn on a map that joins points of elevation
line on a map that shows the direction North
shows the direction from which the wind blows
12
Which direction does the stream in the map flow?
south
southeast
northwest
north
13
Which fossil alone shows that all were together at one time?
Lystrosaurus
Glossopteris
Mesosaurus
Cynognathus
14
faults and folds are caused by
heating of earth
volcanoes
movement of tectonic plates
shrinking of earth
15
Which piece of evidence did Alfred Wegener use to support his theory of continental drift?
images of seafloor show the ocean floor is spreading apart
fossil of samespecies&age r found on cont that r split bysea
coreof oceanrock show theyre thick near cont&thin near ridge
satellitemeasures show that cont rmoving slow relativetoeach
16
Which of the following is not evidence used to support the theory of plate tectonics?
location of impact craters
location of earthquakes and volcanoes
location of fossils of land animals
shapes of contients
17
Wegener knew fossils were in S.A & Africa, this supports his idea that _____
S.A. & Africa were once connected
oceans once covered S.A. & Africa
S.A. & Africa were once covered in ice
reptiles originated near the equator
18
Which statement correctly describes the areas?
Area 2 has a steeper slope than Area 1
Area 2 has a higher peak than Area 1.
Area 1 has a steeper slope than Area 2
Area 1 has a higher peak than Area 2.
19
Why was Alfred Wegner's theory of cont drift not at first accepted by the scientific community?
The shape of the continents did not match up.
He could not explain how the continents move.
He had no evidence to support it.
The continents were not moving at that time.
20
What is Pangea?
process by which tectonic plates move around earth
name of scientist who first discovered plate tectonics
name of ancient supercontinent
type of think, sticky lava
21
what type of map shows elevation?
geographic
topographic
political
road
22
Which area of the hill has the steepest slope?
point b
point d
point c
point A
23
The process by which tectonic plates move apart at mid-ocean ridges is called ______
sea floor spreading
subduction
isostatic rebound
reverse faulting

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