Physics

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__________is the gradual increase in the surface temperature of Earth caused by human modifications ... Started by jho37	3 Replies 131 Views	Jul 27, 2018 by olderstudent
Mars's atmosphere has reduced because of the _____. A) lack of an ozone layer in Mars B) high ... Started by nevelica	1 Replies 116 Views	Jul 27, 2018 by sarahccccc
Which of the following planets' average density is closest to that of Earth? A) Mercury B) Mars ... Started by mydiamond	1 Replies 119 Views	Jul 27, 2018 by enass
Mercury is geologically inactive because it: A) has lost much of its internal heat. B) has a ... Started by jerry coleman	1 Replies 87 Views	Jul 27, 2018 by vickybb89
The Moon has been unable to hold any atmosphere because: A) it has a low escape velocity. B) it ... Started by crobinson2013	3 Replies 91 Views	Jul 27, 2018 by Sweetkitty24130
Some part of differentiation may have occurred very early in the first stage of planetary evolution ... Started by Jkov05	1 Replies 165 Views	Jul 27, 2018 by shaikhs
Which of the following is true of the Terrestrial planets? A) The smaller Terrestrial planets ... Started by CORALGRILL2014	1 Replies 104 Views	Jul 27, 2018 by ong527
__________is an example of a Jovian planet. A) Jupiter B) Earth C) Mars D) ... Started by PhilipSeeMore	1 Replies 91 Views	Jul 27, 2018 by Dunkey
The statement The albedo of the near side of the Moon is 0.12 implies that the Moon: A) absorbs ... Started by luvbio	3 Replies 211 Views	Jul 27, 2018 by joewallace
Except Mercury's orbit, the rest of the planets' orbital planes are inclined by no more than _____. ... Started by cnetterville	1 Replies 78 Views	Jul 27, 2018 by tkempin
The Elysium region is a _____. A) highland area on Venus B) frozen polar cap on Neptune C) ... Started by cool	1 Replies 85 Views	Jul 27, 2018 by johnharpe
_____ are similar in size. A) Mercury and Earth B) Earth and Venus C) Venus and Jupiter D) ... Started by jenna1	1 Replies 189 Views	Jul 27, 2018 by Animal_Goddess
Earth's magnetism demonstrates that: A) part of Earth's core must be a liquid metal. B) Earth's ... Started by tingc95	3 Replies 153 Views	Jul 27, 2018 by pallen55
The second stage of planetary evolution is _____. A) cratering and giant basin formation B) ... Started by kshipps	1 Replies 90 Views	Jul 27, 2018 by jessofishing
One of the main causes of slow surface evolution is the: A) depletion of ozone layer. B) ... Started by KimWrice	1 Replies 70 Views	Jul 27, 2018 by flannelavenger
Which of the following is true of Phobos? A) It is bigger than Mars. B) It is almost certainly ... Started by sc00by25	1 Replies 35 Views	Jul 27, 2018 by anoriega3
Scientists once thought that Earth's primary atmosphere was composed of _____. A) hydrogen and ... Started by michelleunicorn	3 Replies 84 Views	Jul 27, 2018 by janieazgirl
Explain the history of Earth's moon. What will be an ideal ... Started by mckennatimberlake	1 Replies 86 Views	Jul 27, 2018 by amanda_14
Briefly explain the atmosphere on Mars. What will be an ideal ... Started by Evvie72	1 Replies 70 Views	Jul 27, 2018 by coreycathey
How does the greenhouse effect affect Earth? What will be an ideal ... Started by tnt_battle	1 Replies 41 Views	Jul 27, 2018 by angrybirds13579
Describe the outflow channels and valley networks on Mars. What will be an ideal ... Started by cartlidgeashley	3 Replies 88 Views	Jul 27, 2018 by ApricotDream
Briefly explain Earth's moon. What will be an ideal response? ... Started by Mollykgkg	1 Replies 92 Views	Jul 27, 2018 by jaykayy05
Describe the rift valleys on Mars. What will be an ideal ... Started by Medesa	1 Replies 76 Views	Jul 27, 2018 by C.mcnichol98
Briefly describe Mars's surface. What will be an ideal ... Started by newyorker26	1 Replies 67 Views	Jul 27, 2018 by carojassy25
Methane absorbs blue photons better than red and scatters red photons better than blue, giving ... Started by haleyc112	3 Replies 90 Views	Jul 27, 2018 by momolu