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$100 BasicsOrbitsUniverseSolar Syst.Stars $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 $100 $200 $300 $400 $500 Jeopardy
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
Gamma rays Which kind of electromagnetic waves have the shortest wavelength?
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 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 1 o /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 3800 o C Betelgeuse
What color is Polaris Yellow
How long does it take the sun to rotate on its axis? 27 days