Download - Astronomy jeopardy
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Created by Mildred
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Basics Orbits Universe Solar Syst. Stars
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Jeopardy
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How old is the solar system?
4.5 billion years
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When an object is moved to a higher position, what will
increase?
Its potential energy
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What does it mean if the light from a star is shifted towards the
blue end of the spectrum?
The star is moving towards the
observer.
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The movement (change in direction of swing) of the
Foucault pendulum indicates that......
The earth is rotating
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Gamma rays
Which kind of electromagnetic waves have the shortest
wavelength?
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The shape of the earth's orbit is best described as a
Slightly eccentric ellipse
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What term refers to the position of the earth when it
is closest to the sun?
Perihelion
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When the earth is at aphelion, the apparent size of the sun
will be
Smallest
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DAILY DAILY DOUBLEDOUBLE
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What is the relationship between a planets distance
from the sun and its period of rotation?
There is NO relationship.
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As distance from the sun increases, the rate of revolution
of the planets.......
Decreases
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How old is the universe?
12 to 14 billion years
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What is the most widely accepted theory which explains
the origin of the universe?
The Big Bang theory
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A collection of 100 billion stars held together by gravity is
known as
A galaxy
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A cloud of gas and dust in space is......
A nebula
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The brightness of a star independent of its distance is
Luminosity
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What is the source of power for the sun?
(hydrogen) FUSION
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At what rate does the earth revolve around the sun?
About 1o/day
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Which planet has the highest density?
Earth
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In which phase must the moon be in order for a solar eclipse to
occur?
New Moon
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On which date does the summer solstice occur?
June 21
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Where are the direct or perpendicular rays of the sun
striking on December 21?
23.50 S
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What is Earth’s angular rate of rotation?
15o/hour
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How many days are required for the moon to complete one full
cycle of phases?
29.5
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What is the name for higher than normal tides? And in what position will the moon be for
these to occur?
SPRING – New or Full
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What is believed to be at the center of our galaxy?
A Black Hole