Question and answer
A telescope that uses a combination of lenses is a _______________. A. refracting telescope B. reflecting telescope
A telescope that uses a combination of lenses is a reflecting telescope.
Expert answered|Andrew.|Points 48252|
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Asked 1/29/2015 8:49:14 AM
Updated 1/29/2015 10:16:31 AM
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This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [1/29/2015 10:16:31 AM]
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If a rotating cyclone spawns a smaller rotation, called a vortex, it may extend down to the ground as a _________________.
Question
Updated 285 days ago|5/13/2018 11:49:52 AM
1 Answer/Comment

If a rotating cyclone spawns a smaller rotation, called a vortex, it may extend down to the ground as a TORNADO.

Added 285 days ago|5/13/2018 11:49:52 AM
This answer has been confirmed as correct and helpful.
A focal arrangement that has a secondary mirror that reflects the focused light to an eyepiece on the side of the tube is a _______________. A. Cassegrain focus B. Newtonian focus C. Schmidt-Cassegrain focus D. Schmidt focus
Question
Not Answered
Updated 1/29/2015 9:31:01 AM
1 Answer/Comment
A focal arrangement that has a secondary mirror that reflects the focused light to an eyepiece on the side of the tube is a Schmidt-Cassegrain focus.
Added 1/29/2015 9:31:01 AM
This answer has been confirmed as correct and helpful.
Once a star's fuel is used up gravity compresses and therefore cools the star. True False
Question
Updated 2/2/2015 5:09:39 AM
1 Answer/Comment
Once a star’s fuel is used up gravity compresses and therefore cools the star. FALSE.
Added 2/2/2015 5:09:39 AM
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Confirmed by jeifunk [2/2/2015 5:34:48 AM]
What are the factors that cause Earth’s seasons? A. Earth’s distance from the Sun B. the tilt of the Earth C. the length of daylight D. the angle of the sunlight E. b, c, and d only F. all of the above
Question
Not Answered
Updated 2/3/2015 10:01:01 PM
1 Answer/Comment
The tilt of the Earth cause Earth’s seasons.
Added 2/3/2015 10:01:01 PM
This answer has been confirmed as correct and helpful.
Confirmed by selymi [2/4/2015 5:35:25 AM]
______________ gets its blue-green color from methane gas above the deeper cloud layers. A. Uranus B. Earth C. Mars D. Venus
Weegy: Uranus gets its blue-green color from methane gas above the deeper cloud layers. science.nationalgeographic.com/science/space/solar.../uranus-article User: ________ are rocky fragments left over from the formation of the solar system about 4.6 billion years ago. A. comets B. asteroids C. planets Weegy: Asteroids are rocky fragments left over from formation User: The red rocky planet with polar ice caps is __________. A. Jupiter B. Mercury C. Neptune D. Mars Weegy: The red rocky planet with polar ice caps is MARS. User: Neptune is too distant to see with the unaided eye. True False (More)
Question
Updated 2/4/2015 2:41:28 AM
1 Answer/Comment
Neptune is too distant to see with the unaided eye. TRUE.
Added 2/4/2015 2:41:28 AM
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