Download Powerpoint Jeopardy Rocks2 Planets2 Weather

Powerpoint Jeopardy
Rocks2
Planets2
Weather
Weathering
Atmosphere
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Which stage of the rock cycle occur closest to
the center of the earth?
Metamorphic Rock
How are granite and obsidian similar?
They are similar in
composition
An igneous rock characterized by two
distinctly different textures is…
Porphyry
Which layer of the Earth likely contains
the highest percentage of igneous rock?
The crust
In the rock
cycle, rocks
are classified
by…
Origin
Meteor showers occur when
Earth…
Passes through
comet debris
A rock fragment traveling in space is called…
Meteoroid
Two planets that are know to radiate more energy back
into space than they receive from the sun are….
Jupiter and Saturn
Neptune was discovered after astronomers….
Predicted it position mathematically
One reason why Mercury has more
impact craters than Earth is because….
Mercury has no atmosphere
What is a front?
A boundary between two air masses
How long does it take for a fully
developed mid-latitude low to form?
About 4 days
In the Northern Hemisphere winds blow…
Counterclockwise around low-pressure areas
Why do thunderstorms often occur in the afternoons?
Surface warming throughout the day causes unstable
conditions in the troposphere
Why do hurricanes weaken over land?
They no longer have a source of humid
air to provide heat from condensation
Basalt is a common rock of surface
lava flows. Which weathering
process would not be expected to
occur in basalt?
Exfoliation
What is not an agent of erosion?
talus
Best way to describe mudflow…
Water carrying clay and silt move rapidly downhill
What natural process probably cause
the fencepost to lean downhill?
Creep
What is an example of
mechanical weathering?
The cracking of concrete
sidewalk.
Scientists hypothesized that Earth’s
early atmosphere was formed
primarily by gases released by….
Comet impacts.
What process warms your feet
if you stand barefoot on a sunwarmed sidewalk?
conduction
On a sunny summer day, the rays of the sun are
strongest at….
12 noon
In which of earth’s atmosphere
does almost all of Earth’s
weather occur?
Troposhpere
The composition of Earth’s
atmosphere has remained fairly stable
recently because Earth…
Has an efficient recycling system.