Question and answer
Which one of the following planets would you expect to have a rocky crust and a dense core? A. Venus B. Neptune C. Jupiter D. Saturn
C. Venus
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User: Which one of the following planets would you expect to have a rocky crust and a dense core? A. Venus B. Neptune C. Jupiter D. Saturn

Weegy: C. Venus
xixu93|Points 115|

User: The sun is part of which type of galaxy? A. Elliptical B. Spiral C. Central D. Irregular

Weegy: Our own galaxy, the Milky way is a A. Spiral Galaxy. proof:
sharpies|Points 8409|

User: The unit light-year is a measure of A. temperature. B. brightness. C. time. D. distance

Weegy: The unit light-year is a measure of distance.
It is the distance that light can travel in one year. Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km. More precisely, one light-year is equal to 9,500,000,000,000 kilometers.



User: 4. What type of telescope detects energy that's outside the visible spectrum? A. Refracting telescope B. Radio telescope C. Spectroscope D. Reflecting telescope

Weegy: D. Radio telescope. Radio waves are outside the visible spectrum.
eturker|Points 2599|

User: As the moon moves around Earth, a person on Earth doesn't always see the fully lit side of the moon. This phenomenon causes A. eclipses of the moon. B. an increase in perigee. C. an increase in apogee. D. phases of the moon.

Weegy: A. phases of the moon
scijoe21|Points 2145|

User: Which one of the following planets does not have rings surrounding it? A. Jupiter B. Mars C. Saturn D. Uranus

Weegy: Mars does not have rings surrounding it.
AngelInDisguise|Points 5101|

User: The brightness of stars as they appear from Earth is measured by _______ magnitude. A. absolute B. apparent C. relative D. light

Weegy: D)light
totoyness2|Points 126|

User: The earliest telescopes, which were constructed of two lenses in a long hollow tube, are called _______ telescopes. A. reflecting B. mirror C. refracting D. optical

Weegy: D. refracting
IAmSoLame|Points 690|

User: An icy object moving through space in a highly eccentric orbit is called a A. meteor. B. meteoroid. C. meteorite. D. comet





Weegy: COMETS are space objects that have highly eccentric orbits and are made up of gas, ice, and rock
Expert answered|jher000|Points 7625|



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Asked 8/31/2012 10:38:41 AM
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Regarding movement of planets, the three laws of planetary motion include all except which of the following? A. When a planet is closer to the sun it moves faster than when it is farther away. B. The farther a planet is from the sun, the longer it takes to orbit the sun. C. The distance between each planet and the sun is constant. D. Orbits are elliptical.
Weegy: B. When a planet is closer to the sun it moves faster than when it is farther away. User: What early astronomer discovered why planets stay in their orbits? A. Kepler B. Newton C. Galilei D. Copernicus Weegy: C. Newton User: The idea that the universe is expanding was discovered in the late 1920s by A. Hertzsprung. B. Russell. C. Hubble. D. Doppler. Weegy: C. Hubble User: What scientist first proposed that the sun is the ... (More)
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Expert Answered
Asked 8/31/2012 10:47:50 AM
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