Physics

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In what way is Pluto more like a comet than a planet? A) It sometimes enters the inner solar ... Started by MirandaLo	1 Replies 78 Views	Jul 27, 2018 by medine
Most pulsars have a measured mass of A) about 1.4 solar masses. B) 5.2 solar masses. C) greater ... Started by EY67	3 Replies 104 Views	Jul 27, 2018 by lin77x
The solar neutrino problem was solved when it was discovered that neutrinos ________ during the time ... Started by penguins	1 Replies 78 Views	Jul 27, 2018 by nital
Suppose a scientist holds a press conference at which he claims that 10 of the matter in the Milky ... Started by nautica902	1 Replies 77 Views	Jul 27, 2018 by AmberC1996
You would expect millisecond pulsars to be A) isolated in space. B) part of a binary system. C) ... Started by BrownTown3	1 Replies 73 Views	Jul 27, 2018 by zenzy
At its current rate of consuming hydrogen, the Sun can stably shine for ________. Fill in the ... Started by Davideckstein7	3 Replies 45 Views	Jul 27, 2018 by macagn
A typical meteor is created by a particle about the size of a ________. A) baseball B) basketball ... Started by sdfghj	1 Replies 52 Views	Jul 27, 2018 by pikon
How should we expect the Milky Way's interstellar medium to be different in 50 billion years than it ... Started by jilianpiloj	1 Replies 121 Views	Jul 27, 2018 by xiaomengxian
Why can't we be certain that the Andromeda Galaxy exists today? What will be an ideal ... Started by cherise1989	1 Replies 39 Views	Jul 27, 2018 by bd5255
Most galaxies are isolated in space. Indicate whether the statement is true or ... Started by Brittanyd9008	3 Replies 69 Views	Jul 27, 2018 by fatboyy09
Among discovered meteorites, we have found some with all the following origins except ________. ... Started by tfester	1 Replies 43 Views	Jul 27, 2018 by zhanghao
Over time, the star-gas-star cycle leads the gas in the Milky Way to ________. A) become denser ... Started by plus1	1 Replies 79 Views	Jul 27, 2018 by miss_1456@hotmail.com
An AM station is broadcasting at 980 kHz, while an FM station up the road is assigned 98 MHz. How do ... Started by Tazate	1 Replies 95 Views	Jul 27, 2018 by Toya9913
What would happen if more mass was added to a 1.4-solar-mass neutron star? A) It would blow off ... Started by CQXA	3 Replies 128 Views	Jul 27, 2018 by chinwesucks
Suppose you want to observe and study the radiation from gas inside an interstellar bubble created ... Started by xclash	1 Replies 62 Views	Jul 27, 2018 by ashely1112
In a hypernova, a very energetic supernova creates a A) set of planets to orbit their neutron ... Started by fbq8i	1 Replies 36 Views	Jul 27, 2018 by kxciann
How large are granules, and how long do they last? What will be an ideal ... Started by CQXA	1 Replies 47 Views	Jul 27, 2018 by Bison
Galactic evolution is due to collisions between galaxies. Indicate whether the statement is true ... Started by pepyto	3 Replies 96 Views	Jul 27, 2018 by qytan
When a comet passes near the Sun, part of it takes on the appearance of a large, bright ball from ... Started by saraeharris	1 Replies 48 Views	Jul 27, 2018 by dpost18
Hubble reveals the most distant (first) galaxies were bluer than those of today. Indicate whether ... Started by ec501234	1 Replies 64 Views	Jul 27, 2018 by lcapri7
What two regions of the electromagnetic spectrum are best utilized by ground-based astronomers, and ... Started by ahriuashd	1 Replies 106 Views	Jul 27, 2018 by jaymee143
Which statement about gamma ray bursters is NOT correct? A) Millisecond flickering implies they ... Started by bobbie	3 Replies 112 Views	Jul 27, 2018 by zenzy
Why is the bright yellow disk of the Sun, the photosphere, cooler than the areas both above and ... Started by K@	1 Replies 52 Views	Jul 27, 2018 by tennis14576
When do spring tides occur? How much tidal variation is noted? What will be an ideal ... Started by Kthamas	1 Replies 71 Views	Jul 27, 2018 by Dinolord
Red and orange stars are found evenly spread throughout the galactic disk, but blue stars are ... Started by NguyenJ	1 Replies 119 Views	Jul 27, 2018 by Anonymous