21st Century Astronomy
6th Edition
ISBN: 9780393428063
Author: Kay
Publisher: NORTON
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Chapter 9, Problem 4QP
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QUESTION 3
The surface of Venus receives
a.
a lot more sunlight than the surface of the Earth
b.
much less sunlight than the surface of the Earth
c.
about as much sunlight as the surface of the Earth
QUESTION 4
Venus has very low surface wind speed because
a.
the greenhouse effect makes the surface temperature nearly uniform
b.
it has a very thin atmosphere
c.
the thick clouds don't allow for much convection in the atmosphere
d.
it doesn't have a large moon
1. Compute the scale height for the atmosphere of Mars, which has a surface gravity of 3.7 m/?2,effective surface temperature of 218?, and atmospheric constituents in percent volume of 2.7% nitrogen(?2), 0.07% oxygen (?2), 1.6% argon (??), 95.6% carbon dioxide (??2), and 0.03% water vapor (?2?).The molar mass of oxygen (O) 15.999 ??/???? , nitrogen (N) 14.007 ??/???? ,argon (?? ) 39.948 ??/????, hydrogen (?) 1.00795 ??/???? and carbon 12.0107 ??/???�
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15
The surface temperature on Venus may approach 735 K. What is this temperature in degrees Celsius? type your answer...
The temperature on Mercury may drop to -263° F at night. What is this temperature in degrees Celsius? type your answer...
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Chapter 9 Solutions
21st Century Astronomy
Ch. 9.1 - Prob. 9.1CYUCh. 9.2 - Prob. 9.2CYUCh. 9.3 - Prob. 9.3ACYUCh. 9.3 - Prob. 9.3BCYUCh. 9.4 - Prob. 9.4CYUCh. 9.5 - Prob. 9.5CYUCh. 9 - Prob. 1QPCh. 9 - Prob. 2QPCh. 9 - Prob. 3QPCh. 9 - Prob. 4QP
Ch. 9 - Prob. 5QPCh. 9 - Prob. 6QPCh. 9 - Prob. 7QPCh. 9 - Prob. 8QPCh. 9 - Prob. 9QPCh. 9 - Prob. 10QPCh. 9 - Prob. 11QPCh. 9 - Prob. 12QPCh. 9 - Prob. 13QPCh. 9 - Prob. 14QPCh. 9 - Prob. 15QPCh. 9 - Prob. 16QPCh. 9 - Prob. 17QPCh. 9 - Prob. 18QPCh. 9 - Prob. 19QPCh. 9 - Prob. 20QPCh. 9 - Prob. 21QPCh. 9 - Prob. 22QPCh. 9 - Prob. 23QPCh. 9 - Prob. 24QPCh. 9 - Prob. 25QPCh. 9 - Prob. 26QPCh. 9 - Prob. 27QPCh. 9 - Prob. 28QPCh. 9 - Prob. 29QPCh. 9 - Prob. 30QPCh. 9 - Prob. 31QPCh. 9 - Prob. 32QPCh. 9 - Prob. 33QPCh. 9 - Prob. 34QPCh. 9 - Prob. 35QPCh. 9 - Prob. 36QPCh. 9 - Prob. 37QPCh. 9 - Prob. 38QPCh. 9 - Prob. 39QPCh. 9 - Prob. 40QPCh. 9 - Prob. 41QPCh. 9 - Prob. 42QPCh. 9 - Prob. 43QPCh. 9 - Prob. 44QPCh. 9 - Prob. 45QP
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- Scientists who study the conditions and phenomena in the atmosphere are called A. astrologists. B. hydrologists. C. meteorologists.arrow_forwardWhy are the atmospheres of Venus and Mars mostly carbon dioxide? Why is the atmosphere of Venus very dense but the atmosphere of Mars is very thin?arrow_forwardWhat evidence indicates that plate tectonics does not occur on Venus? On Mars?arrow_forward
- Which of the following is NOT best explained by Venus's extreme greenhouse effect? a. its extremely high surface temperature b. its extremely uniform surface temperature c. its extremely low surface wind speeds d. its lack of magnetismarrow_forwardDescribe the planet Venus. Attributes like atmosphere, rotation, etc. should be included in your description.arrow_forwardWhich of the following could explain a gradual warming trend in a planet's climate? A decreasing albedo A major volcanic eruption that puts lots of dust and ash in the atmosphere, increasing the cloud cover A decrease in the concentration of greenhouse gases A decrease in the brightness of the Sunarrow_forward
- 2. Show that the divergence of the geostrophic wind is – v,(cot $)/a if the variations in fwith latitude are accounted for (i.e., use the full definition of the Coriolis parameter f = 2.0 sin p). To derive this relationship, recall that on a spherical planet, the distance north is y = aø, where ø is latitude (in radians) and a is the radius of Earth (6,370,000 m). Thus, a derivative in y can be expressed as a derivative in latitude o via the following relationship: a 1 a ду а дфarrow_forwardBecause of the lack of a temperature difference between the equator and poles of Jupiter, the a. cyclonic circulations on Earth are duplicated on Jupiter. b. high- and low-pressure regions are drawn into bands by the planet’s rapid rotation. c. belt-zone circulation is only a temporary phenomenon. d. belt-zone circulation is exceptionally stable. e. belt zone circulation is an illusion produced by the interaction of sunlight and chemicals in the Jovian atmosphere.arrow_forwardWhich properties of a planet change its radiative balance? Select one: a. Precipitation and absorption of thermal radiation b. Temperature and precipitation c. Albedo and precipitation d. Albedo and absorption of thermal radiationarrow_forward
- When a projectile ( a rock from space, say) hits the surface of the Moon, which of the following do we NOT get? a. a crater b. an ejecta blanket c. secondary craters d. a rough hilly apron (or slope) of ejected material e. a gushing out lots of water that had been frozen inside the ground of the cold Moon, but it is briefly heated by the impactarrow_forwardOn the "canteloupe" hemisphere of Neptune's moon Triton, we see channels that were carved by liquid a. water b. lava c. methane d. ammonia e. nitrogen The 2004 landing on Saturn's moon Titan was achieved by the probe called a. Galileo b. Dawn c. Voyager 1 d. Huygens e. New Horizonsarrow_forwardQ2: Liquid oxygen is used as fuel in rockets, and its boiling point is (183-c). What is its boiling point in degrees of kelvin and fahrenheit? Q3: A thin flat plate contains glycerin isolated from another plate with a layer of liquid. The density of the fluid is 9.8 gm / cm3. If you know that the density of glycerin is equal to 1.26 gm / cm3, the viscosity factor of glycerin is 1.412. Poise Calculate the viscosity coefficient of the liquid? Q4: Make the following conversions 1- 6.2 moles of (ca) OH to Eq. 2- Convert 7 grams of KOH to Eq.Q: Calculate the standard concentration of ammonium sulfate when dissolving 20 grams of it in 40 milliliters of water?arrow_forward
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