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Created by Mildred
Jeopardy
Basics
Orbits
Universe
Solar Syst.
Stars
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How old is the solar system?
4.5 billion years
When an object is moved to a
higher position, what will
increase?
Its potential
energy
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.
The movement (change in
direction of swing) of the
Foucault pendulum indicates
that......
The earth is rotating
Which kind of electromagnetic
waves have the shortest
wavelength?
Gamma rays
The shape of the earth's
orbit is best described as a
Slightly eccentric ellipse
What term refers to the
position of the earth when it
is closest to the sun?
Perihelion
When the earth is at aphelion,
the apparent size of the sun
will be
Smallest
DAILY
DOUBLE
What is the relationship
between a planets distance
from the sun and its period of
rotation?
There is NO
relationship.
As distance from the sun
increases, the rate of revolution
of the planets.......
Decreases
How old is the universe?
12 to 14 billion years
What is the most widely
accepted theory which explains
the origin of the universe?
The Big Bang theory
A collection of 100 billion stars
held together by gravity is
known as
A galaxy
A cloud of gas and dust in
space is......
A nebula
The brightness of a star
independent of its distance is
Luminosity
What is the source of power for
the sun?
(hydrogen) FUSION
At what rate does the earth
revolve around the sun?
About
o
1 /day
Which planet has the highest
density?
Earth
On which planet is a day
longer than a year?
Venus
What is located in the space
between Mars and Jupiter?
The asteroid belt
What determines the color of a
star?
It's temperature
An exploding star is called
a (super) nova
Which star is 10,000 times
brighter than the sun and has a
surface temperature of 3800oC
Betelgeuse
What color is Polaris
Yellow
How long does it take the sun
to rotate on its axis?
27 days