Late Silurian through Permian “plate-skinned” fish with jaws and bony armor, especially in the
head-shoulder region:a.
placoderms d. chordates
b. ostracoderms e. therapsids
c. pelycosaurs
A
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Gravity does no work on a bowling ball that travels along a bowling alley because
A. no potential energy converts to kinetic energy. B. no distance is covered by the ball. C. the force on the ball is at right angles to its motion. D. no force acts on the ball.
If Earth was in a warming trend, which process would most likely act as a negative feedback mechanism?
A) increasing the water vapor content of the air B) increasing the snow cover around Earth C) decreasing the amount of cloud cover around the globe D) increasing the carbon dioxide content of the air
Using the diagram of figures, select the names of the plate boundaries that match the figures going left to right.
A. divergent/transform/convergent
B. transform/divergent/convergent
C. transform/convergent/divergent
D. convergent/divergent/transform
E. convergent/transform/divergent
F. divergent/convergent/transform
The study of landforms and their development is called__________________
Fill in the blank(s) with correct word