Environmental Studies

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What is the average heat value of bituminous coal? A) 12,500 Btu/lb B) 12,000 Btu/lb C) 9,000 ... Started by newyorker26	1 Replies 39 Views	Jul 15, 2018 by Danny Ewald
What percentage of the energy used by the industrial sector is from petroleum? A) 71 percent B) ... Started by Capo	1 Replies 38 Views	Jul 15, 2018 by dyrone
The ________ explains the formation of the solar system by describing how the sun and planets formed ... Started by cookcarl	1 Replies 34 Views	Jul 15, 2018 by nguyenhoanhat
What substance makes up the core of large Jovian planets like Saturn? A) Mercury B) Hydrogen C) ... Started by jilianpiloj	1 Replies 47 Views	Jul 15, 2018 by Ahernandez18
What was the name of the manned space missions that have successfully landed on the surface of the ... Started by danielfitts88	1 Replies 40 Views	Jul 15, 2018 by blakcmamba
An estimated 99.85 percent of the mass in the solar system is concentrated in ________. A) ... Started by @Brianna17	1 Replies 10 Views	Jul 15, 2018 by parshano
Only a few thousand impact craters have been identified on Venus's surface, even though it, too, ... Started by audragclark	3 Replies 40 Views	Jul 15, 2018 by essyface1
The planet Mercury absorbs most of the sunlight that strikes its surface. Why is so little reflected ... Started by kamilo84	1 Replies 58 Views	Jul 15, 2018 by shailee
Because of the low relative mass, the gravitational attraction on the moon is ________ that of the ... Started by madam-professor	1 Replies 83 Views	Jul 15, 2018 by LVPMS
What is the age of the moon? A) 4.5 billion years B) 5.025 million years C) 3.14 million years ... Started by cherise1989	1 Replies 83 Views	Jul 15, 2018 by aidanmbrowne
Compared to Earth's atmosphere, the Martian atmosphere has surface pressures that are ________. ... Started by kfurse	1 Replies 101 Views	Jul 15, 2018 by katkat_flores
Which of the following best describes the process that resulted in the Valles Marineris on Mars? ... Started by ec501234	1 Replies 36 Views	Jul 15, 2018 by kescobar@64
Planetary geology focuses only on those planets with a rocky surface such as Venus and Mars. ... Started by FButt	1 Replies 39 Views	Jul 15, 2018 by sierrahalpin
The reason Jupiter has so many moons around it is that ________. A) these small moons are in the ... Started by Mimi	1 Replies 35 Views	Jul 15, 2018 by asdfghjkl;
What gas makes up 97 percent of Venus's atmosphere? A) Carbon dioxide B) Methane C) Hydrogen ... Started by Lobcity	3 Replies 40 Views	Jul 15, 2018 by juliaf
During the formation of the solar system, which planet came the closest to starting the process of ... Started by Mr.Thesaxman	1 Replies 65 Views	Jul 15, 2018 by zacnyjessica
Outside of Earth, which body in the solar system is likely to have liquid water beneath its icy ... Started by 2125004343	1 Replies 61 Views	Jul 15, 2018 by juwms
What process produces the alternating dark-colored belts and light-colored zones visible on Jupiter? ... Started by jCorn1234	1 Replies 126 Views	Jul 15, 2018 by kishoreddi
Earth's axial tilt is currently 23.5 from vertical. Uranus's axis of rotation is completely ... Started by jwb375	1 Replies 41 Views	Jul 15, 2018 by Missbam101
________ is a moon of Saturn. A) Io B) Tethys C) Ganymede D) ... Started by jman1234	1 Replies 25 Views	Jul 15, 2018 by ryhom
________ is the largest known asteroid. A) Pluto B) Eris C) Ceres D) ... Started by naturalchemist	1 Replies 38 Views	Jul 15, 2018 by harveenkau8139
________ are small, solid, extraterrestrial particles that will burn and glow when passing through ... Started by future617RT	1 Replies 29 Views	Jul 15, 2018 by johnharpe
The inner planets are the smaller rocky planets that are close in proximity to the sun. Indicate ... Started by saraeharris	3 Replies 37 Views	Jul 15, 2018 by ally
Uranus is famous for its large red circle called the Great Red Spot. Indicate whether this ... Started by CBme	1 Replies 85 Views	Jul 15, 2018 by shoemake
Compare and contrast Earth's moon and the planet Mercury. What will be an ideal ... Started by genevieve1028	1 Replies 354 Views	Jul 15, 2018 by succesfull