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Astronomic Jeopardy !. Astronomic Jeopardy !. What is a tide?. The rise and fall of water levels every 12½ hours. Back to Menu. What is the name of the force that causes tides? . Gravity. Back to Menu.
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The rise and fall of water levels every 12½ hours. Back to Menu
Gravity Back to Menu
If there is a low tide in the Northern hemisphere, what are the water levels like in the other 3 hemispheres?
South: low tide East: high tide West: high tide Back to Menu
The gravity of the moon is pulling water to it, causing a high tide at . The sun is causing high tide at . 4 2 1 4 2 3 Back to Menu
At what orientation would high tide be the highest? The lowest? A 1 D 4 2 B 3 C
Highest: Sun and moon parallel ( and ). Lowest: Sun and moon at 90 angle ( and ) B 2 2 C 4 A 1 D 4 2 B 3 Back to Menu Final Jeopardy C
The sun uses nuclear fusion, combining two hydrogen atoms into one helium atom. Back to Menu
False. There are 3 atmospheres: Photosphere, Chromosphere, and Corona. Back to Menu
Sunspots are areas of gas that are cooler than the gas around them, making them appear as dark spots. Back to Menu
How are Solar Flares and Prominencesrelated? What is different about them?
Prominencesare loops of gas that connect sunspots. Solar Flares are when loops connect suddenly or explosively. Back to Menu
This is Aurora Borealis. The Solar Wind (a stream of electrically charged particles) hit Earth’s Magnetic field and are drawn to the poles. Back to Menu Final Jeopardy
If you weigh 240 pounds on Earth, you would feel like you were only 40 pounds on the moon. Therefore, the gravity on the moon is… 1/2 that of Earth 2 times that of Earth 1/6 that of Earth 6 times that of Earth
1/2 that of Earth 2 times that of Earth 1/6 that of Earth 6 times that of Earth Back to Menu
Craters Highlands Marias (“seas”) Back to Menu
What unusual relationship does the moon’s rotation and revolution share?
They are both equal (27.3) days, making one day on the moon equal to one year on the moon. Back to Menu
Scientists think a massive object crashed into Earth and threw pieces into space. Earth’s gravity caused the pieces to orbit and slowly accrete (come together). Back to Menu
The phases are… Back to Menu Final Jeopardy
Rotationis the spinning of an object about an axis. Revolution for is the movement of orbit of one object around another. Back to Menu
An axis is an imaginary line that passes through the center and North & South poles. Earth’s axis is titled at 23.5 degrees. Back to Menu
What does the tilted axis cause? What is a common mistake people believed about this instead?
The tilt of our axis causes the seasons. Many people think our distance to the Sun causes seasons. Back to Menu
What are the seasons being experienced in the N. hemisphere at each point? 2 1 3 4
Winter Spring Summer Fall Back to Menu
If it is the Winter Solstice in the N. hemisphere, what does that mean for the S. hemisphere?
The Winter Solstice is the day when there is the least amount of daylight. In the S. hemisphere they would be experiencing the most amount of daylight. Back to Menu Final Jeopardy
Lunar Eclipseand Solar Eclipse. Back to Menu
What position must the celestial bodies be in to cause a Lunar Eclipse?
The order must be Sun Earth Moon. Back to Menu
What position must the celestial bodies be in to cause a Solar Eclipse? What part of the Sun is visible during this time?
The order must be Sun Moon Earth. The coronais visible during this time. Back to Menu
What phase(s) must the moon be in if a Solar Eclipse is to occur?
A Solar Eclipse can only occur when the moon is in its New phase. Back to Menu