Science Benchmark Review Part 1 (Jones) Question Preview (ID: 42093)
Review Of Discovery Ed Science Benchmark.
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Identify the product of seafloor spreading.
a) tides
b) sedimentary rock
c) salt in the sea
d) volcanic rock
At convergent plate boundaries rocks are squeezed, pushed downward, and heated. This pressure and heat changes many rocks into ___ rocks.
a) igneous
b) sedimentary
c) metamorphic
d) organic
The breaking of rock into pieces by physical means is called:
a) chemical weathering.
b) erosion.
c) mechanical weathering.
d) sedimentation.
The movement of rock materials from one place to another by water, wind, ice or gravity is ___.
a) erosion
b) weathering
c) volcanism
d) isostasy
The process by which rocks are broken down into smaller pieces is:
a) foliation.
b) erosion.
c) deposition.
d) weathering.
What must happen to a sedimentary rock in order for it to change into an igneous rock?
a) It must be weathered and eroded.
b) It must melt, then cool and harden.
c) It must become cemented to other rocks.
d) It must be put under pressure until new minerals form in it.
Scientists can estimate the ages of rock if they contain certain
a) sediments.
b) carbons.
c) minerals.
d) index fossils.
What is the importance of studying fossils?
a) to provide information about current life forms and current environmental conditions.
b) to provide information about how previous life forms would exist in current environmental conditions.
c) to provide information about how life and environmental conditions may have changed.
d) to provide information about how current life forms would exist in previous environmental conditions.
Scientists have found large groups of fossils of marine organisms on mountaintops. What does this tell scientists about the past?
a) That these rocks were once below the surface of an ocean.
b) That these organisms left the ocean and climbed to the top of an inland mountain to die.
c) That these rocks were always above the surface of an ocean.
d) That these rocks must have been moved there by someone else.
Convergent plate boundaries ___.
a) pull apart
b) slide past each other
c) collide
d) do not move
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