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Planets travel at a constant rate around the Sun. True False User: Planets travel at a constant rate around the Sun. True or False
Question
Updated 7/1/2013 1:38:10 PM
1 Answer/Comment
Planets travel at a constant rate around the Sun.
This statement is FALSE.
Each planet speeds up when it is nearer the Sun and travels more slowly when it is far from the Sun.
Added 7/1/2013 1:38:10 PM
A type M star is likely to appear _____. white blue green red
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Not Answered
Updated 7/1/2013 2:07:12 PM
1 Answer/Comment
A type M star is likely to appear RED, because they are mainly red dwarfs.
Added 7/1/2013 2:07:12 PM
A type M star is likely to appear _____. white or blue or green or red
Question
Not Answered
Updated 7/1/2013 2:08:27 PM
1 Answer/Comment
A type M star is likely to appear RED, because type M stars are mainly red dwarfs.
Added 7/1/2013 2:08:27 PM
Which of the following cannot be determined from the spectrum of a star? the chemicals in the atmosphere of the star the motion of the star the temperature of the atmosphere of the star the chemicals in the core of the star
Weegy: THe motion of the Star cannot be determined by spectrum of a star User: A heliocentric system is _____-centered. Earth Moon Sun Milky Way Question #5MultipleChoice Score: The equation that relates the temperature of an object to the wavelength of its peak radiation is called _____. the blackbody lawWien's lawKepler's lawthe spectral law Question #6MultipleChoice Score: The blackbody curve for a star named Beta is shown below. What is the surface temperature of this star rounded to the nearest whole number? 14,500 K58,000 K6,897 K200 K Question #7MultipleChoice Score: The surface temperature of Pluto is about 45 K. At what wavelength is the peak radiation emitted from Pluto? Pluto is not a luminous body. Therefore, it does not emit radiation.approximately 550 nmapproximately 64,444 nmapproximately 155 nm Question #8MultipleChoice Score: A medium-temperature star like the Sun would most likely emit its most intense radiation as _____. ultraviolet lightvisible lightmicrowavesradio waves Question #9MultipleChoice Score: The peak intensity of radiation for a particular star occurs at a wavelength of 2.0 nanometers. In what spectral band is this? X-raysgamma raysinfraredmicrowaves Question #10TrueFalse Score: The element mercury was first discovered on the Sun. TrueFalse Question #11MultipleChoice Score: Kepler's work revealed that the Sun was _____. at the center of the circular orbits of the planetsat the center of the elliptical orbits of the planetslocated between the two focus points of the elliptical orbits of the planetsat one focus of the elliptical orbits of the planets Question #12TrueFalse Score: An object with a temperature of 0 Kelvin would not emit radiation. TrueFalse Question #13MultipleChoice Score: The following diagram shows the path of a planet around the Sun. Kepler discovered that _____. area B = area Cthe distance from P1to P2is half the distance from P6to P1area A = area Dthe speed in the interval ... (More)
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Asked 7/1/2013 1:03:58 PM
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