Number of results: 76,434
Algebra 2
saturn is approximately 1.4 x10^9 kilometers from the Sun. If light travels at approximately 3.0 x 10^5 kilometers per second, how long does it take light from the Sun to reach Saturn? Express your answer in scientific notation.
Sunday, July 6, 2008 at 3:31pm by Mary
Algebra II
The problem states: Saturn is approximately 1.4x 10 to the 9th power kilometers from the Sun. If light travels at approx. 3.0 x 10 to the 5th power kilometers per second, how long does it take light from the Sun to reach Saturn? Express your answer in scientific notation. The ...
Sunday, February 3, 2008 at 10:54am by Lucy
physics
a 50 kg person is standing on mercury. mercury's mass is .0553 times the earths mass and has a radius of 2439 kilometers a. what is the persons weight on saturn b. what is the persons mass on saturn how do i solve this, i dont need the answers, just an explanation
Friday, November 14, 2008 at 7:50am by kim
Astronomy
Show that Kepler's third law is consistent (approximately) for the orbits of the Mars and Saturn. Show all your calculations and appropriate units. P Mars = 690 days; a Mars = 2.3 x 108 km P Saturn = 10,700 days; a Saturn = 1.4 x 109 km
Sunday, October 2, 2011 at 12:21pm by Rebecca
physics
Are you sure you copied the problem correctly? It makes no sense to give you the size and mass of Mercury and ask for the weight on Saturn. Saturn's mass is 5.69 x 10^26 kg. Although this is 95 times the mass of the Earth, the gravity on Saturn is only 1.08 times the ...
Friday, November 14, 2008 at 7:50am by drwls
algebra word problem
The mass of Saturn is about 5.688 10^23 metric tons. The mass of the sun is about 1.998 x 10^27 metric tons. About how many times the mass of Saturn is the mass of the sun? Give answer in scientific notation. The mass of the sun is about ----- times the mass of Saturn. COULD ...
Thursday, December 4, 2008 at 9:43pm by pj
astronomy
1. The radius of the Sun is 7 X 10^5 kilometers. Use powers of ten to show that the Sun's radius is about 100 times the Earth's radius. 2. Given that an astronomical unit is 1.5 X 10^8 kilometers and a light-year is about 10^13 kilometers, how many AU are in a light-...
Tuesday, April 3, 2007 at 5:50pm by John
algebra 2
The mass of Saturn is about 5.688 10^23 metric tons. The mass of the sun is about 1.998 x 10^27 metric tons. About how many times the mass of Saturn is the mass of the sun? Give answer in scientific notation. The mass of the sun is about ----- times the mass of Saturn.
Sunday, June 13, 2010 at 8:56pm by at
physics
What would be the weight of 22.0kg dog at the equator on Saturn's surface? (Saturn's mass equals 5.69 X 10^26kg, Saturn's equatorial radius equals 6.03 X 10^7m, Earths mass equals 5.97 X 10^24)
Monday, November 1, 2010 at 6:39pm by mercedes
physical science
One of Saturn's moons has an orbital distance of 1.87 x 108 m. The mean orbital period of this moon is approximately 23 hours. Use this information to estimate a mass for the planet Saturn.
Thursday, December 8, 2011 at 1:08pm by chris
Math
In a AAA map of Ohio, 1 inch equals approximately 10 miles or 18 kilometers. If the distance on the map between Paulding and Eaton is 9.8 inches, how many kilometers is it between the two towns?
Wednesday, April 21, 2010 at 3:16pm by Lisa
Ed
In a AAA map of Ohio, 1 inch equals approximately 10 miles or 18 kilometers. If the distance on the map between Paulding and Eaton is 9.8 inches, how many kilometers is it between the two towns.
Tuesday, January 12, 2010 at 2:29pm by Lisa
Physics - Astronomy
A hypothetical moon is orbiting Saturn in a circular orbit that has exactly 3 times the period that an object orbiting in one of one of the gaps in Saturn's rings would have. As measured from the center of Saturn at what fraction [to 3 decimal places] of that moon's ...
Thursday, November 15, 2012 at 12:48am by Leslie
math
Saturn is 6 times further from the Sun than Mars. Define a variable and write and expression for the distance of Saturn from the Sun.
Wednesday, September 8, 2010 at 4:36pm by Tammy
math
Saturn is 6 times further from the Sun than Mars. Define a variable and write and expression for the distance of Saturn from the Sun. Not the same person
Wednesday, September 8, 2010 at 4:49pm by James
Geometry
A satellite has-recently been placed in a nearly circular orbit 2000 kilometers above the earths surface. Given that the radius of the earth is approximately 6400 kilometers and that the satellite completes its orbit in 12 hours, calculate the speed of the satellite in ...
Tuesday, May 17, 2011 at 11:47am by Keenan
physics
saturn has a mass of 5.68 x 10^26 kg and a radius of 6.03 x 10^7 m. a) what would be the weight of a 65.0-kg person on the surface of saturn? b) what would be the weight of a 65.0-kg person 1000 km above the surface of saturn?
Tuesday, January 11, 2011 at 12:09am by Pauline
physics
2. Saturn has a radius of about 9.0 earth radii, and a mass 95 times the Earths mass. Estimate the gravitational field on the surface of Saturn compared to that on the Earth
Wednesday, January 11, 2012 at 9:23am by crystal
Physics
Saturn has a radius of about 9.0 earth radii, and a mass 95 times the Earths mass. Estimate the gravitational field on the surface of Saturn compared to that on the Earth
Friday, December 16, 2011 at 10:20am by Calitryphosa
Math
Atmospheric pressure changes as you rise above earth's surface. At an altitude of h kilometers, where 0<h<80, the pressure P is newtons per square centimeter is approximately modeled by the function P(h)=10.31e^(-0.116h). What is the approximate pressure at ...
Tuesday, November 8, 2011 at 11:03pm by Dawn
chemistry
The proton has a radius of approximately 1.0 times 10^{ - 13} cm and a mass of 1.7 times 10^{ - 24} g. Determine the density of a proton. For a sphere V = (4/3)times pi r^3.
Sunday, September 5, 2010 at 12:00am by Mely
Physics - centripetal acceleration
What is the centripetal acceleration of a satellite orbiting Saturn at the location exactly on Saturn radius above the surface of Saturn
Sunday, October 31, 2010 at 10:03pm by Farah
math
One mile is equal to: A} 1.61 kilometers B} 3.52 kilometers C} 0.91 kilometers D} 2.34 kilometers
Saturday, February 13, 2010 at 8:27pm by matty
algebra
1)Simplify:(3x^0y^-4)(2x^2y)^3 answer=6x^6 over y 2)Simplify:2x^2y^5z^-4 over 8x^6yz^3 answer= y^4 over 4x^4z 3)Saturn is 1.4 x 10^9 kilometers away from the sun. If light travels 3.0 x 10^4 km per second,how long does it take light from the sun to reach saturn? Express the ...
Wednesday, August 1, 2007 at 12:15pm by erin
math 7th
When the temperature is 68°F, the speed of sound in air is approximately 343 meters per second. Approximately how many kilometers does sound travel in five seconds? Can some one help with the steps?
Wednesday, April 24, 2013 at 8:34pm by Chris
pre-calculus
A developer wants to build homes on a rectangular plot of land 4 kilometers long and 3 kilometers wide. In this part of the city, regulations require a greenbelt of uniform width along two adjacent sides. The greenbelt must be 10 times the area of the development. find the ...
Friday, October 14, 2011 at 6:46pm by jordan
Math
The earth is approximately a sphere. It's diameter is about 12730km. Water covers approximately 66% of the earths surface. How many square kilometers of land covers the earths?
Friday, August 31, 2012 at 1:36am by Danielle
Astronomy
Saturns Moon Janus is observed to orbit the planet with period 0.695 days, grazing the planet with an orbital radius only 2.64 times the radius of the planet itself. Use this information to find the mass of Saturn. Express your answer as a multiple of the mass of Earth M...
Sunday, December 23, 2012 at 2:34pm by sam
math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
Sunday, January 13, 2013 at 9:15am by Larry
math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
Saturday, January 12, 2013 at 5:04pm by Larry
math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
Saturday, January 12, 2013 at 4:57pm by Larry
math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
Saturday, January 12, 2013 at 4:55pm by Larry
Physics - centripetal acceleration
R = 2r m v^2/R = G m M /R^2 so v^2/R = Ac = G M/(4r^2) where M is Saturn mass r is Saturn radius G is gravitational constant
Sunday, October 31, 2010 at 10:03pm by Damon
Precalculus/Trigonometry
How can I write a polynomial equation for this problem and draw a labeled diagram? A developer wants to build homes on a rectangular plot of land 4 kilometers long and 3 kilometers wide. In this part of the city, regulations require a greenbelt of uniform width along two ...
Saturday, October 27, 2007 at 1:14am by Amanda
Geometry
11-1 Lines that Intersect Circles 15. Olympus Mons's peak rises 25 kilometers above the surface of the planet Mars. The diameter of Mars is approximately 6,794 kilometers. What is the distance from the peak of Olympus Mons to the horizon to the nearest kilometer?
Monday, March 19, 2012 at 8:15pm by Ariel
statistics
It is claimed that an automobile is driven on the average more than 20,000 kilometers per year. Random sample of 10 automobile owners are asked to keep a record of the kilometers they travel. If the sample mean and standard deviation of automobile driven are found to be 23,500...
Friday, June 3, 2011 at 5:35pm by Ali
physics
A ship approaches saturn at 10.4km/s and saturns speed is 9.6km/s (relative to the sun). Take the interaction as elastic collision. Saturns mass is greater than the space ship. Find the speed of the ship after it goes around Saturn.
Wednesday, December 8, 2010 at 12:45pm by katie
GPH111
On a map with a scale of 1:50,000, a measured distance of 7.5 centimeters represents an actual distance of :_____ kilometers Do I just times this to get 375,000 kilometers?
Friday, March 9, 2012 at 12:54pm by Jazmyne
Science
Approximately how long does an earhquake P-wave take to travel the first 6500 kilometers after the earthquake occurs? a. 6.5 min b. 8.0 min c. 10.0 min d. 18.5 min
Tuesday, March 24, 2009 at 9:48pm by Angie
physics
abe left his house at 10:14 and goes north 14.0 kilometers to school then and south 70.6 kilometers to the candy store,arriving at 10:57.what are his displacement,total distance,average velocity?
Sunday, September 25, 2011 at 2:16pm by sana
TEST TOMM. NEED HELP IMMEDIATELY. PROBABILITY
at least 8 times ----> exactly 8 times + exactly 9 times + exactly 10 times 8 times : C(10,8) (1/2)^8(1/2)^2 = 45/1024 9 times : C(10,9)(1/2)^9(1/2) = 10/1024 10 times : C(10,10)(1/2)^10 = 1/1024 so prob(heads at least 8 times) = 56/1024 = 7/128
Wednesday, May 21, 2008 at 9:43pm by Reiny
chemistry
The acidity of the rain is approximately 3000 times more. You can figures exactly by the following: pH = - log(H^+) 2.0 = -log(H^+) (H^+) = 1 x 10^-2 = 0.01 pH = 5.5. (H^+) = 3.16 x 10^-6 0.01/3.16E-6 = 3,164 times greater.
Saturday, April 5, 2008 at 6:55pm by DBob222
algebra
David walked 19 kilometers. The first part of the walk was at 5kph and the rest at 3kph. he would have covered 2 kilometers less if he had reversed the rates, that is, if he had walked at 3kph and at 5kph for the same times that he actually walked at 5kph and 3kph, ...
Sunday, December 7, 2008 at 1:08am by jackie
physics
why does saturn have smaller density than earth and mars which is smaller than saturn?
Thursday, September 29, 2011 at 9:16am by anonymous
Astronomy
We observe that oppositions of Saturn repeat every 378 days. Use this information to find the sidereal period of Saturn. Express your answer in years and round to two significant digits.
Sunday, December 23, 2012 at 2:29pm by sam
Physics
The volume is, of course, V (4/3)pi*R^3. You will have to look up Saturn's mass, M. It is easily Googled. The average density is M/V You should find that it is about 2/3 of the density of water. For additional help, http://www.universetoday.com/15322/density-of-saturn/
Friday, March 9, 2012 at 11:50am by drwls
Algebra1
Mrs.Culowski traveled 24.0 kilometers north and then 10.0 kilometers east. How far was she from her starting point? use pytheorn Theorm i need help seting up the problem?
Tuesday, January 31, 2012 at 6:39pm by Anna
Florida Science Grade 8
Saturn's atmosphere consists of 75.3% hydrogen and 24.25% helium.what percentage of Saturn's atmosphere is made up of other gases?
Wednesday, January 12, 2011 at 5:43pm by Desmond Reid
Physics
Find the orbital speed of an ice cube in the rings of Saturn, if the mass of Saturn is 5.67 × 1026 kg and the rings have an average radius of 100,000 km.
Wednesday, March 10, 2010 at 11:08pm by ne
Math
Zaidi drove 9.8 kilometers on Monday and 7.39 kilometers on Tuesday. What is the total number of kilometers she drove.
Saturday, March 31, 2012 at 2:47pm by Tye
math
Samanthas speedometer reads in kilometers per hour. If the legal speed limit is 55 mi/h, how fast can she drive? How should I set this up? 160 kilometers per hour is 100 miles 55 miles is 88 kilometers. Here in New Zealand we are in kilometers
Monday, May 28, 2007 at 12:47am by Ron
physics
A 20000 kg satellite is launched from the surface of saturn and put into orbit.The satellite is launched at the speed of 27.5 x 10^3 m/s. a)calculte the satellite's total energy. b)Its orbital radius c)If the satellite was shot straight up at the same speed, find its ...
Monday, June 18, 2012 at 7:14pm by Roger
Math
Two planes started at the same time from two airports that are 3600 kilometers apart and flew toward each other. One plane flew at 792 kilometers and the other flew at 888 kilometers per hour. In how many hours were the planes still 240 kilometers part?
Thursday, October 22, 2009 at 3:13pm by Keanu
math
Two planes started at the same time from two airports that are 3600 kilometers apart and flew toward each other. One plane flew at 792 kilometers and the other flew at 888 kilometers per hour. In how many hours were the planes still 240 kilometers part?
Thursday, October 22, 2009 at 2:39pm by Keanu
Physics
Saturn makes one complete orbit of the Sun every 29.4 years. Calculate the radius of the orbit of Saturn. Hint: It is a very good approximation to assume this orbit is circular.
Friday, June 29, 2012 at 2:14pm by Sierra
Algebra
2. The equation D=3.59 (sqrt)h gives the distance, D, in kilometers that a person can see to the horizon from a height, h, in meters. a. Solve this equation for h. b. Mount Evans in the Rocky Mountain National Park, is approximately 4,450 meters in elevation. How far can you ...
Friday, October 21, 2011 at 8:55pm by Student 315
statistics
What would you guess the value of the correlation coefficient to be for the pair of variables: "number of man-hours worked" and "number of units of work completed"? a) approximately 0.9 b) approximately 0.4 c) approximately 0.0 d) approximately -0.4 e) ...
Tuesday, August 2, 2011 at 2:59pm by Anonymous
physics
Ms is the mass of Saturn, Md is mass of the dog. Are you not familiar with the Law of Gravitation? d is the distance the dog is from the center of Saturn (ie, radius). You need to look this up in the text.
Monday, November 1, 2010 at 6:39pm by bobpursley
Dr.Bob222 Chem
Yes and no. What I said, or should have said, is that changing the temperature by 10 C (approximately) doubles the rate. The question asked for the temperature at which the rate was doubled. So yes, the reaction rate is constant but ONLY for that particular temperature. At any...
Friday, February 1, 2013 at 10:15pm by DrBob222
Astronomy
At opposition, Saturn is observed to subtend an angular radius of 9.16 arcseconds (not including the rings). Use this and the conversion factors in our Table of Constants to find the radius of Saturn in km, rounded to three significant digits.
Sunday, December 23, 2012 at 2:33pm by sam
basic algebra w/geomtry
1 million picoseconds = 1 microsecond All electromagnetic radiation, including light, radio transmission and electricity, travels at approximately 186,000 miles (300,000 kilometers) per second; more than seven times around the equator in one second. More precisely, the speed ...
Friday, July 23, 2010 at 8:25pm by PsyDAG
math
72 times a minutes * 60 min./hr * 24 hr/day * 365.25 days a year * 72 years =3*109 times approximately.
Saturday, November 28, 2009 at 9:02pm by MathMate
Physics180
Tidal forces can break apart objects that orbit too close to a planet, producing rings like those of Saturn. Consider an asteroid 600km in radius, 65mm from Saturn's center. What's the difference in gravitational acceleration between the two sides of the asteroid?
Saturday, November 5, 2011 at 7:01pm by Alan
Geometry!
The distance around the equator of Saturn is about 378,675 km. What is the equatorial diameter of Saturn? Use pi = 3.14. A) 241,209 B) 241,194 C) 120,584 D) 120,597 I think it is [D] but I'm not sure.
Sunday, April 15, 2012 at 6:47pm by Joe
math
The diameter of each tire on Niki's bike is 66 centimeters (cm). It takes her 16 minutes to ride 10 kilometers (km). How fast did Niki ride, in kilometers per hour?
Sunday, March 25, 2012 at 8:03pm by jenna
Algebra
The diameter of each tire on Niki's bike is 66 centimeters (cm). It takes her 16 minutes to ride 10 kilometers (km). How fast did Niki ride, in kilometers per hour?
Monday, March 21, 2011 at 8:02pm by Ann
chemistry
Radio waves travel at the speed of light which is 3.00 x 108 m/s. How many minutes does it take for a radio message to reach Earth from Saturn if Saturn is 7.9 x 108 km from Earth?
Sunday, September 12, 2010 at 7:52pm by ashley
Mathamatics
The diameter of each tire on Niki's bike is 66 centimeters (cm). It takes her 16 minutes to ride 10 kilometers (km). How fast did Niki ride, in kilometers per hour? thx in advance =D
Monday, March 21, 2011 at 8:02pm by Kylie C.
Science
trying to work out the angular size of Saturn I know the equation is 57degrees times (actual size divide distance) = Angular size so I have the following: 57deg times (120535 div 1195772020) = 0.005745.... it goes on a fair way. 0.005745 degrees... is this correct?
Wednesday, October 22, 2008 at 9:43am by Paul
MATH
Andrea made a car trip of 440 Kilometers. She averaged 54 Kilometers per hour for the frst part of the trip and 80 kilometers per hour for the secound part. If the total trip took 6 hours, how long was she traveling at 80 kilometers per hour?
Thursday, February 23, 2012 at 9:42pm by mercy
math
Andrea made a car trip of 440 Kilometers. She averaged 54 Kilometers per hour for the frst part of the trip and 80 kilometers per hour for the secound part. If the total trip took 6 hours, how long was she traveling at 80 kilometers per hour?
Thursday, February 23, 2012 at 7:13pm by mercy
physics
e = m c^2 alpha particle = He nucleus (two protons, two neutrons) = 6.64*10 −27 kg approximately c = 3*10^8 m/s approximately
Tuesday, May 5, 2009 at 5:08pm by Damon
chemistry
I assume you titrated ALL of the Na2CO3; i.e., Na2CO3 + 2HCl ==> 2NaCl + H2O + CO2 mols HCl = M x L = 3.00 x 0.0658 = approximately 0.2 (you can do it more accurately). mols Na2CO3 = 1/2 that (from the coefficients) = approximately 0.1 g Na2CO3 = mols x molar mass = 0.1...
Thursday, February 14, 2013 at 3:19am by DrBob222
trig
As a hot-air balloon rises vertically, its angle of elevation from a point P on level ground d = 140 kilometers from the point Q directly underneath the balloon changes from 15°10' to 29°30' (see the figure). Approximately how far does the balloon rise during ...
Monday, February 11, 2013 at 9:37pm by soul pancake
Math
A boat moves 7 kilometers upstream in the same amount of time it moves 17 kilometers downstream. If the rate of the current is 9 kilometers per hour, find the rate of the boat in still water.
Wednesday, May 4, 2011 at 11:18am by Andrew
math
if two dice are rolled 360 times, approximately how many times should you expect a sum of 7
Monday, May 10, 2010 at 12:31pm by tk
chemistry
The reaction rate approximately doubles for every 10 degree rise in T. (100-20)/10 = 8 and 2^8 = 256. Therefore, APPROXIMATELY 4 x 256 g should be produced in 15 minutes.
Monday, April 12, 2010 at 2:45am by DrBob222
math
two horses gallop off in the sam direction. Trigger travels25 kilometers per hour. Silver travels 30 kilometers per hour. How long before the horses are 3 kilometers apart?
Monday, November 21, 2011 at 11:55pm by jordan
math
An observer is located on the ground 6 kilometers from the point where a space shuttle is launched (vertically). When the shuttle is 8 kilometers high, it is travelling at 500 kilometers per hour. Determine, for that moment, the rate at which the distance between the observer ...
Friday, April 26, 2013 at 1:04am by Thien Nguyen
physics
'the mass of the Earth is approximately 80 times the mass of the moon and the earth's radius 3.7 times that of the moon. if the acceleration of free fall on the Earth is 10 ms2. estimate its value on the moon'
Wednesday, January 19, 2011 at 7:17pm by Anonymous
Math
How many cubic kilometers of water reside within groundwater? How many more times abundant is groundwater than water on land? These are the figures. Groundwater = 8.4 (Each unit is one million cubic kilometers x 1,000,000 km3) Water on land = 0.2
Sunday, July 25, 2010 at 1:31pm by LISAJ
math
C)radius circumference = 2*Pi*radius Diameter = 2*radius Since Pi is approximately 3,14, the circumference is approximately 6,28 times bigger than the radius. The diameter is 2 times as big as the radius
Monday, October 27, 2008 at 2:41pm by Christiaan
algebra word problem
Divide the mass of the sun by the mass of saturn. (1.998 x 10^27)/(5.688 x 10^23). What do you get when you do this on your calculator?
Thursday, December 4, 2008 at 9:43pm by DanH
Intergated chemistry/physics
The Lamborghini Diablo sports car can accelerate from 0 kilometers/hour to 99.2 kilometers/hour in 4.0 seconds. What is the acceleration of this car in kilometers/hour^2. (hint: you must convert 4.0 seconds before putting it into the equation.)
Wednesday, October 3, 2012 at 11:01am by Laura
algebra..urgent...
ana look at some two digit number, for example 27 the digit on the right is in the ones place the digit on the left is in the tens place so 27 = 2 times 10 + 7 times 1 say the number was 527 that is 5 times 100 + 2 times 10 + 7 times 1 say the number is a b that is a times 10...
Sunday, January 6, 2008 at 9:14pm by Damon
math
>he travels at 30 kilometers per hour for the first 10 kilometers It takes 10/30 = 1/3 hour = 20 minutes >at 15 kilometers per hour for the rest of the trip The rest of the trip = 40-10=30km, which takes 30/15=2 hours So, in total the first option takes 2 hours ...
Saturday, January 12, 2013 at 5:04pm by noname
physics
Mary walked north from her home to Sheila's home, which is 4.0 kilometers away. Then she turned right and walked another 3.0 kilometers to the supermarket, which is 5.0 kilometers from her own home. She walked the total distance in 1.5 hours. What were her average speed ...
Friday, January 27, 2012 at 11:30am by Nakiya
math
If the area of the grass, before removing the innermost track lanes, is approximately 9615 square meters, how many square kilometers of grass are there?
Monday, March 26, 2012 at 8:40pm by nika
Math
Traveling at r kilometers per hour for t hours, a driver will travel rt kilometers. How far will Danny travel in 3 hours at a speed of 51 kilometers per hour?
Friday, February 17, 2012 at 4:22pm by Andrew12
ALGEBRA
If traveling at r kilometers per hour for t hours, a driver will travel rt kilometers. How far will Danny travel in 4 hours at a speed of 99 kilometers per hour?
Thursday, September 17, 2009 at 3:18pm by ggift
Math
A woman rides her bicycle from her house to and from a lake. It takes her 1 1/2 hours to ride to the lake and 1 3/4 hours to ride back. She rides downhill at 12 kilometers per hour, on level ground at 8 kilometers per hour, and uphill at 6 kilometers per hour. What is the ...
Tuesday, May 7, 2013 at 1:45am by Bob
algebra II
The Chunnel connects the United Kingdom and France by a railway tunnel under the English Channel. The British started tunneling 2.5 months before the French and averaged 0.63 Kilometer per month. The French averaged 0.47 kilometer per month. When the two sides met, they had ...
Tuesday, August 26, 2008 at 11:22pm by Ashley
Science
Thank you for using the Jiskha Homework Help Forum. Try the following: http://www.nineplanets.org/saturn.html
Wednesday, April 2, 2008 at 5:43pm by SraJMcGin
Earth science
what is the material between 2900 kilometers and 5200 kilometers below earths surface inferred to be
Thursday, April 8, 2010 at 2:06pm by smiley
physics
period = 24 hours/14.1 = 1.702 hours times 3600 s/hr = 6128 seconds v = sqrt(G Me/r) T = 2 pi r/v = 2 pi r^(1.5) /(G Me)^.5 6128/2pi=r^1.5/(6.67*10^-11*5.98*10^24)^.5 975.2 = r^(1.5)/(3.989*10^14)^.5 975.2 = r^1.5 / 2*10^7 r^1.5 = 1950 *10^7 use log base 10 1.5 log r = 7 + log...
Sunday, March 27, 2011 at 8:02pm by Damon
Science
Thank you for using the Jiskha Homework Help Forum. Here is what it is believed to be: 1. http://www.nasa.gov/worldbook/saturn_worldbook.html 2. http://www.virted.org/SPACE/Saturn.html 3. http://en.wikipedia.org/wiki/Saturn 4. http://adsabs.harvard.edu/abs/1980JGR....85.5871O ...
Friday, March 28, 2008 at 8:46pm by SraJMcGin
Math
How long did it take the trip if Jay drove 340 kilometers at the average rate of 68 kilometers per hour?
Thursday, March 8, 2012 at 10:08pm by Antonio
Calc
A plane that is flying horizontally at an altitude of 6 kilometers and a speed of 680 kilometers per hour passes directly over a radar station. How fast is the distance between the plane and the radar station increasing when the distance between the two is 9 kilometers
Tuesday, October 20, 2009 at 4:39pm by Georgia
geometry
The diameter of Earth is 12,742 kilometers; the diameter of the moon is 3476 kilometers. a. If you flew around Earth by following the equator at a height of 10 kilometers, how many trips around the Moon could you take in the same amount of time, at the same height from the ...
Sunday, March 4, 2012 at 11:37pm by kim
MATH
When x is 0 for the equation y=10/x, y is obviously 0. How can i explain why this happens in words? and i know that division is finding how many times one number is contained in another. Is it 10 goes into 0, 0 times or 0 goes into 10, 10 times?
Monday, August 23, 2010 at 5:48am by Marianne
Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>
For Further Reading