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- 1. Multiple Choice
Why does a comet’s tail point away from the Sun?
The solar wind blows the tail away from the Sun.
It is being pulled by a nearby black hole.
The Moon’s light only shines on part of the comet.
The comet's tail is following the path of Jupiter
- 2. Multiple Choice
2 Cloudy nights can be warmer than clear nights because clouds trap heat —
generated from tropical winds
produced by the friction of air particles
released from Earth's interior
absorbed by the Earth during daylight hours
- 3. Multiple Choice
2 In the gold rush of 1849, prospectors found a yellow mineral that appeared to be gold, but was harder and more brittle than gold. What is this mineral that came to be called “fool’s gold”?
Copper
Sulfur
Calcite
Pyrite
- 4. Multiple Choice
2 Which provides the best evidence for the theory that faults and volcanoes are results of tectonic plate interactions?
Faults on tectonic plates are in constant motion, but volcanoes may not erupt for many years.
Faults and volcanoes existed long before there were tectonic plates
Tectonic plates that have many faults do not usually have volcanoes.
Faults and volcanoes are often found at tectonic plate boundaries.
- 5. Multiple Choice
2 Which of these is likely to occur after moist air is cooled below its dew point?
Water condenses
Evaporation increases
Ice crystals melt
Winds are generated
- 6. Multiple Choice
The breakdown of rocks and minerals into smaller particles without a change in composition is called —
Igneous intrusion
Chemical precipitation
Mechanical weathering
Metamorphic Foliation
- 7. Multiple Choice
Metamorphic rocks with a layered or banded look are called —
Foliated
Unfoliate
Striated
evaporated
- 8. Multiple Choice
In the jar shown, a sample of soil was mixed with water and then allowed to settle for 24 hours. The jar serves as a model for what process?
Evaporation of water from a muddy pond
Formation of soil from parent material
Deposition of sediment in a lake bed
Erosion of rock particles by water
- 9. Multiple Choice
Which recent geologic processes commonly occur in the Coastal Plain region of Virginia?
Crustal uplift and deformation
Rifting and intrusion
Erosion and Deposition
Subduction and Metamorphism
- 10. Multiple Choice
Dramatic variations in the polar ice caps most likely suggest changes in —
The Moon's Orbit
The Earth's Climate
The Ebb and Flow of Tides
Global water consumption
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