Thursday
April 17, 2014

Homework Help: Science: Outer Space

Recent Homework Questions About Outer Space

Post a New Question | Current Questions

statistics
A manager for a firm that sells advertising space in magazines and periodicals is considering a number of new initiatives to recognize high-performing members of her sales force. Assume that the annual sales revenue for members of her sales force is normally distributed with a...
Saturday, July 21, 2012 at 1:41am

Personal finance
Please learn to follow directions and type your school subject in the appropriate space. The best way to manage debt is to not spend more than your income. What works best for you?
Friday, July 20, 2012 at 7:08pm

Algebra
Paint Express charges $30 per gallon of paint plus $1.10 per square foot of wall space. Color Creations charges $24 per gallon of paint plus $1.20 per square foot of wall space. Robert estimates he will need four gallons of paint for the rooms he’d like painted. How much ...
Wednesday, July 18, 2012 at 1:26pm

physics
An electron moving to the right at 4.0% the speed of light enters a uniform electric field parallel to its direction of motion. If the electron is to be brought to rest in the space of 5.0 cm, determine what the strength of the field is.
Tuesday, July 17, 2012 at 8:01pm

College Algebra
Assuming she buys a 24" suitcase, then 24^2+w^2 = 46^2 w = 39.24 odd; width is usually less than length Now, if you add a 3rd dimension, so the umbrella can lie between opposite corners of the 3D space, then you have, for height h, 24^2 + w^2 + h^2 = 46^2
Tuesday, July 17, 2012 at 4:53am

English
Very weird SAT "sentence completion" question The literal meaning of astronaut is "---" a) Space Jockey b) Cosmic navigator c) Star sailor d) Space pilot e) Sky pilot
Monday, July 16, 2012 at 9:22pm

Physics(Rotational Energy)
Suppose three masses are arranged as shown, connected by a rodless mass. (2 kg)-------(6 kg)--------(4 kg) 2m 3m a) If this object is free to rotate in space, about what point will it spin? b) A small mass (m=0.1 kg) drops vertically onto the2 kg mass traveling 100 m/s and ...
Monday, July 16, 2012 at 5:42pm

Math
A tree one hundred cubits high is distant from a well two hundred cubits; from this tree one monkey climbs dow the tree and goes to the well, but the other leaps in the air and descends by the hypotenuse from the high point of the leap, and both pass over an equal space. Find ...
Sunday, July 15, 2012 at 11:34pm

math
Size of sample space = 6*6 = 36 Number of doubles in the sample space = 6 Odd = number of times in favour of ÷ number times against = 6 ÷ (36-6) = 6 ÷ 30 = 1/5
Sunday, July 15, 2012 at 6:06pm

physics
Two astronauts, each having a mass of 89.0 kg, are connected by a 10.0 m rope of negligible mass. They are isolated in space, moving in circles around the point halfway between them at a speed of 5.60 m/s. Treating the astronauts as particles, calculate each of the following.
Sunday, July 15, 2012 at 5:34pm

probability
3. A bag contains five different lightbulbs. The bulbs are the same size but each has a different wattage. If you select three bulbs at a random,how many different outcomes will be in the sample space if the bulbs are selected without replacement? I understand there is 5 ...
Sunday, July 15, 2012 at 9:53am

physics
A cylinder with a radius of 15 km is built in space for use as a space station. This cylinder is rotating about its long axis to generate ‘artificial gravity’. When people walk on the inner surface of the spinning cylinder, the normal force between their feet and ...
Thursday, July 12, 2012 at 1:35pm

math
A storage area measures 15.6 feet by 10.2 feet by 8.5 feet. If it is 1/3 full, how many cubic feet of storage space remains (rounded to the nearest cubic foot)?
Thursday, July 12, 2012 at 11:55am

math
A storage room measures 14.25 feet in length by 12.5 feet in width by 8.4 feet in height. It contains a box which is 2.5 feet in length, 5.2 feet in width and 1.5 feet in height . How many cubic feet of storage space are left in the room (rounded to the nearest cubic foot)?
Thursday, July 12, 2012 at 11:20am

elem math core
Sample space (Ω) is the set of possible outcomes. (a) the set of possible outcomes is the set each of the coloured marbles: Ω={R,B,G,Y,W} (b) Without replacement means that the two marbles are of different colours, so the sample space is {RB,RG,RY,RW,BG,BY,BW,GY,GW...
Wednesday, July 11, 2012 at 7:11pm

elem math core
A bag contains one each of red, blue, green, yellow and white marbles. Give the sample space for the following experiments. A) one marble is drawn at random B) one marble is drawn, but not replaced,and then a second marble is drawn.
Wednesday, July 11, 2012 at 5:06pm

Math
A vending machine has marbles of 4 different colors: Red, blue, purple,and yellow. The marbles are well mixed. You drop a quarter into the machine and you get 2 random marbles. Write out the sample space for the experiment. The sample space should be N = 10.
Wednesday, July 11, 2012 at 4:06pm

Geometry
or i can just space it you F.U.C.K
Wednesday, July 11, 2012 at 8:57am

Principles of Management - Strategic Management
please review my answers! 1. which of the following is an example of an internal stakeholder of an organization? A) distributors B) suppliers C) Unions D) Individual Workers It is: D) Individual Workers 2. Two drug companies agree to work together to pool their research and ...
Tuesday, July 10, 2012 at 12:21pm

Physics
Can you explain wheightlessness. Do you actually weigh nothing in space or just a percentage of your Earth weight? How much would a 100 lb person weigh on each of the other planets? >> An astronaut, circling the earth in the Space Shuttle, senses that his apparent weight...
Monday, July 9, 2012 at 5:04pm

Statistics
Total =106 (Sample space) Women=23 p(w)=r/n=23/106
Monday, July 9, 2012 at 9:54am

science
two spheres carrying charge q are hanging from a same point of suspension with the help of threads of length 1 m in a space free from gravity . the distance between them is?
Monday, July 9, 2012 at 9:17am

Physics
You are explaining why astronauts feel weightless while orbiting in the space shuttle. Your friends respond that they thought gravity was just a lot weaker up there. Convince them and yourself that it isn't so by calculating the acceleration of gravity 248 km above the ...
Sunday, July 8, 2012 at 7:39pm

Physics
Suppose the space shuttle is in orbit 430 km from the Earth's surface, and circles the Earth about once every 93.2 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Express your answer in terms of g, the gravitational acceleration at the Earth&#...
Sunday, July 8, 2012 at 6:08pm

Chemistry - Correction
I just wanted to be sure if my answers make any sense. Thank you; For the reaction of ammonia: N2(g) + 3H2(g) --> 2NH3(g) suppose equilibrium has been established. Explain how and why the position of equilibrium will shift in response to the following changes: (a) ...
Tuesday, July 3, 2012 at 3:58pm

Chemistry
I just wanted to be sure if my answers make any sense. Thank you; For the reaction of ammonia: N2(g) + 3H2(g) --> 2NH3(g) suppose equilibrium has been established. Explain how and why the position of equilibrium will shift in response to the following changes: (a) ...
Monday, July 2, 2012 at 7:48pm

Art
Christian architechure differs from the Roman and Greek styles by the provision of a basilical space, ie, a large central vein running the length of the building. See the images here. http://www.google.com/search?hl=en&clien​t=firefox-a&hs=mZq&rls=org.mozilla:en-US​...
Sunday, July 1, 2012 at 8:43pm

math
This sounds a bit badly worded to me, since strictly speaking there is NO way that eight cars can fit into two spaces that between them can accommodate at most five cars. However I assume that the question is intended to be "In how many ways can exactly five out of eight ...
Sunday, July 1, 2012 at 4:37pm

Physics
There is a clear distinction between a geosynchronous orbit and a geostationary orbit. The early recognition of a geostationary orbit was made by the Russian Konstantin Tsiolkovsky early this century. Others referred to the unique orbit in writings about space travel, space ...
Sunday, July 1, 2012 at 2:00pm

Probability
You have a sample space of 2 events called A and B. From your experimental observations you determine the probability of A or B {i.e. P(A or B)} to be 71%. You also conclusively determine that the probability of A is 30% and the joint probability of both events occurring is 19...
Saturday, June 30, 2012 at 11:06am

geometry
Jackson is creating a water garden surrounded by a triangular patch of grass. If the pond will take up the space indicated by the circle, how many square feet of sod will he need to complete the garden (use 3.14 for and round your answer up to the next foot)? the triangle is 6...
Friday, June 29, 2012 at 7:18pm

desktoping
if you are at the end of a line and want to leave a blank line before beginning the next line press __________ 2 times A. Space bar B. Enter key C. Home key D: Tab key I got D. __________ is measured in words per minute A. Accuracy B. Level C. Margin D. Speed I got B
Wednesday, June 27, 2012 at 11:15pm

statistics
Sample space, S={0,1,2,3} PDF: -∞<X<0 P(X)=0 P(0)=39*38*37/3! /C(52,3) no heart P(1)=13*39*38/2! /C(52,3) 1 heart, 2 cards of other suits P(2)=13*12/2!*39 /C(52,3) 2 hearts, 1 card of other suits P(3)=13*12*11/3! /C(52,3) 3 hearts 3<X<∞ P(X)=0 Make sure...
Wednesday, June 27, 2012 at 8:43pm

science
Three very small spheres of mass 3.00 kg, 5.00 kg, and 3.00 kg are located on a straight line in space away from everything else. The first one is at a point between the other two, 13.0 cm to the right of the second and 24.0 cm to the left of the third. Compute the net ...
Wednesday, June 27, 2012 at 6:05pm

PHSC
In a simulation on earth,an astronaut in his space suit climbs up a vertical ladder.On the moon,the same astronaut makes the same climb.In which case does the gravitational potential energy of the astronaut change by a greater amount?
Tuesday, June 26, 2012 at 11:33am

phsc
If the external force on the satellite is zero, the linear momentum will be conserved. This would be the case for a satellite out in the space where the gravitational pull of earth is nearly zero. In such a situation the fragments will fly off in all the directions obeying the...
Tuesday, June 26, 2012 at 3:58am

phsc
A satellite explodes in outer space, far from any other body,sending thousand of pieces in all direction.How does the linear momentum of the satellite before the explosion compare with the total linear momentum of all the pieces after the explosion ?
Tuesday, June 26, 2012 at 1:49am

pHYSICS hELP rATIONAL SPEEDS OF DISKS
The quantity of space on object occupies
Monday, June 25, 2012 at 11:07am

College Essay
Your "story" works as creative writing, but not as a college admissions essay. Look for the word "special" in the essay question and you probably won't find the word "special." "Special" is NOT synonymous with "significant,"...
Sunday, June 24, 2012 at 1:12am

Geometry
Jackson is creating a water garden surrounded by a triangular patch of grass. If the pond will take up the space indicated by the circle, how many square feet of sod will he need to complete the garden (use 3.14 for and round your answer up to the next foot)? There's a ...
Wednesday, June 20, 2012 at 11:46am

to ms.sue
This is a rough draft so just write it in longhand on notebook paper. You could also type it on a computer. (Be sure to double space it.)
Tuesday, June 19, 2012 at 1:28pm

Physics Gravity
A projected space station consists of a circular tube that will rotate about its center (like a tubular bicycle tire) as shown in the figure . The circle formed by the tube has a diameter of about 1.1-km g = R w^2 = 9,8 m/s^2 R = 550 m How do I convert the answer with this ...
Sunday, June 17, 2012 at 7:59pm

Physics Gravity
A projected space station consists of a circular tube that will rotate about its center (like a tubular bicycle tire) as shown in the figure . The circle formed by the tube has a diameter of about 1.1-km What must be the rotation speed (revolutions per day) if an effect equal ...
Saturday, June 16, 2012 at 5:32pm

math
A pie plate has a diameter of 22 cm. How much counter space is needed to display 8 pies?
Friday, June 15, 2012 at 11:03am

physics
a spacecraft is traveling in space fa from any planets or stars. How much force is required to maintainthe spacecraft's speed?
Wednesday, June 13, 2012 at 11:28pm

Chemistry
What is the concentration, in g/L, of a solution containing 0.65 mol HNO3 in 150 mL solution? Give your answer rounded to nearest whole number, followed by a space and the units.
Wednesday, June 13, 2012 at 9:30pm

Chemistry
What is the concentration, in mol L-1, of a solution containing 1.2 g of lithium carbonate in 100 mL solution? Give your answer as 2 sig fig, followed by a space and the units (remember the units given in a previous question).
Wednesday, June 13, 2012 at 9:29pm

Chemistry
How many moles of lithium carbonate are contained in 400 mL of a lithium carbonate solution with a concentration of 0.015 mol L-1? Give your answer as two sig. figures, followed by a space and the units
Wednesday, June 13, 2012 at 9:28pm

Chemistry
What volume of 0.01 mol L-1 Li2CO3 solution would contain 0.035 mol lithium carbonate? Give your answer as 2 sig fig (this is technically not correct), followed by a space then the units.
Wednesday, June 13, 2012 at 9:27pm

Chemistry
What is the concentration of a solution of lithium carbonate containing 0.01 mol in 750 mL of solution What volume of 0.01 mol L-1 Li2CO3 solution would contain 0.035 mol lithium carbonate? Give your answer as 2 sig fig (this is technically not correct), followed by a space ...
Wednesday, June 13, 2012 at 9:15pm

statistics
A CBS/New York Times poll found that 350 out of 757 adults said they would travel to outer space in their lifetime, given the chance. Estimate the true proportion of adults who would like to travel to outer space with 95% confidence level.
Wednesday, June 13, 2012 at 6:51pm

physics
A 58-kg astronaut inside a 9-m-long space capsule of mass 550 kg is floating weightlessly on one end of the capsule. He kicks off the wall at a velocity of 3.6 m/s toward the other end of the capsule. How long does it take the astronaut to reach the far wall?
Tuesday, June 12, 2012 at 12:55am

physics
A satellite with a mass of 260 kg approaches a large planet at a speed vi,1 = 13.1 km/s. The planet is moving at a speed vi,2 = 10.2 km/s in the opposite direction. The satellite partially orbits the planet and then moves away from the planet in a direction opposite to its ...
Tuesday, June 12, 2012 at 12:26am

DeskToping
If you press the ______ key , you will jump to the previous screen. A. Page Down B. Page Up C. Home D. End I got C. You should _______ insert a blank space before the percent symbol. A. always B. not C. occasionally D. NONE OF THE ABOVE I got B.
Monday, June 11, 2012 at 12:49am

chemistry
Mercury(Hg) has a density of 13.5 g/cm cubed. How much space would 50.0 g of mercury occupy? Calculate the mass in grams, of a 3 cubic inch cube of aluminum(Al). The density of aluminum(Al) is 2.5 g/cm cubed. NOTE:(1inch cubed =16.4 cm cubed
Saturday, June 9, 2012 at 5:33pm

chemistry
Mercury(Hg) has a density of 13.5 g/cm cubed. How much space would 50.0 g of mercury occupy?
Saturday, June 9, 2012 at 5:28pm

physics
Explain how an object can orbit a planet & why astronauts float around in the orbiting space shuttle
Thursday, June 7, 2012 at 3:48am

Fundemental DeskTop
If you press the ______ key you will jump to the previous screen A. Page down B. Page up C. Home D. End I got B . You should ____ insert a blank space before the percent symbol A. Always B. Not C. Occasionally D. NONE OF THE ABOVE I got B .
Wednesday, June 6, 2012 at 8:01pm

Physics
An astronaut of mass 82.2 kg is 31.2 m far out in space, with both the space ship and the astronaut at rest with respect to each other. Without a thruster, the only way to return to the ship is to throw his 0.502 kg wrench directly away from the ship. If he throws the wrench ...
Wednesday, June 6, 2012 at 10:37am

Social studies
For the Sexy paragraph of the video I need help with the: Statement-this is your opening statement. It 's a sentences where you said what is the scenario about. What is the context. Explain. - Here is where you explain some facts that you know about the topic. Example &#...
Wednesday, June 6, 2012 at 5:35am

linear programming
Mountain Laurel Vineyards produces three kinds of wine Mountain Blanc, Mountain Red, and Mountain Blush. The company has 17 tons of grapes available to produce wine this season . A cask of Blanc requires 0.21 tons of grapes, a cask of Red requires 0.24 tons, and a cask of ...
Wednesday, June 6, 2012 at 3:41am

to ms.sue-project
After reading Holes by Louis Sachar, you will complete the book reporting bingo assignment. You will select any five boxes in a row from the board, in any direction across, down, or diagonally, to create a bingo. Each assignment must: •Be neat •Be complete •Be ...
Tuesday, June 5, 2012 at 9:00pm

Art
1) This important feature makes power lines able to transport electric energy without any problem connected with dissipation of energy. They are useful in the aerospace industry because they<~~who are "they"? can keep a large amount of electric energy without any ...
Monday, June 4, 2012 at 9:16pm

Art
Here are the last sentences on the same theme. 1) This important feature makes power lines able to transport electric energy without any problem connected with dissipation of energy. They are useful in aerospace industry because they can keep a big amount of electric energy ...
Monday, June 4, 2012 at 6:55pm

ALGEBRA
If I understand correctly, we are given P(A')=0.9 Since P(A)+P(A')=1 (sample space), we should get P(A)=?
Monday, June 4, 2012 at 7:10am

English
i not get what this poem mean it be a ballad but i not get what theme be do the guy girl be in strong bond? True Thomas lay on Huntlie bank; A marvel he did see And there he saw a ladye bright Come riding down by the Eildon Tree. Her skirt was o' the grass-green silk, Her ...
Sunday, June 3, 2012 at 10:32pm

Science/Physics
Explain why a rapidly spinning gyroscope, mounted in a frame that allows it to rotate in any direction independently of the frame’s rotation, tends to maintain its axis pointed in the same direction in space. I just am not getting this!
Sunday, June 3, 2012 at 7:15pm

Physics
A rotating space station has radius 1270 m, measured from the center of rotation to the outer deck where the crew lives. What should the period of rotation be if the crew is to feel that they weigh one-half their Earth weight? I got 101.1 seconds... is this correct? Please help!
Sunday, June 3, 2012 at 11:06am

physics
You are on Mars and would like to send a probe into space so that it does not fall back to the surface. What minimum launch speed do you need? (The mass of Mars is 6.42x10^23 kg and the radius of Mars is 3.40x10^6 m) km/s Please someone also help me on this.I really don't ...
Saturday, June 2, 2012 at 6:50pm

math
Three points P, Q and R are on a level ground. Q is 240m from P on a bearing of 230°. R is 120m to the east of P. (a) Using a scale of 1cm to represent 40m, draw a diagram to show the positions of P, Q and R in the space provided below. (b) Determine : (i) the distance of ...
Saturday, June 2, 2012 at 5:05pm

physics
I find it impossible to interpret the problem as written. Take more care to separate sentences with a space and capitalize first words. Exponents must be preceded by ^. Velocity data at a specific time should clearly state the time as well as the velocity
Friday, June 1, 2012 at 12:47pm

painting
compare and contrast the representation of weight and space in the painting of The Good Shepherd in the Catacomb of Saints Pietro and Marcellino (Image 15-2) and the mosaic of Justinian and Attendants in Ravenna's Church of San Vitale (Image 15-5)
Thursday, May 31, 2012 at 12:37pm

Business English "Designing the page and ect"
Please double check my answers for me. 1. The appearance of a document can do all of the following except: A. establish rapport with the audience. B. guide your readers' attention C. substititue the written text in the document. D. Build goodwill. answer: C. Substitute teh...
Wednesday, May 30, 2012 at 4:04pm

college math
Some people feel that the ideal temperature for an office space is 72.0F. What is the temperature in C? The formula I used is F= 9 x 72 + 32 = 648 + 32 Is this correct so far
Tuesday, May 29, 2012 at 9:18pm

pre algebra answer check
You are standing 400 feet from the base of the Space Needle in Seattle, Washington. Using a laser range finder, you measure the distance to the top of the Space Needle to be 725 feet. Find the height of the Space Needle to the nearest foot. I got 629 ft.
Tuesday, May 29, 2012 at 3:30pm

Science
Thank you very much for your help. I will check major grammar mistakes tomorrow morning. Can you please have a quick look at the second part and tell me which sentences need to be revised? 1) However, their most striking feature was that these cells were able to reproduce and ...
Monday, May 28, 2012 at 6:22pm

Art
1. Period at the end of the second sentence. 2. ... to enjoy ... 3. space after "clients." 4. The two sentences here seem to be contradicting each other. 5. ... sensitive to ads ... don't have enough critical experience yet to fully differentiate fact from ...
Saturday, May 26, 2012 at 8:13am

Science
Suppose we allowed each person 1000m^3 of living space in a large building, with ceiling height 3 m. To the nearest order of magnitude, how many 1000m high buildings would have to be built to house the entire population of 8.5 x 10^14 people on the energy-limited Earth, if ...
Friday, May 25, 2012 at 11:31am

MATH
Define C(n,r)=n!/(r!(n-r)!)=n choose r Sample space: C(13,5)=1287 ways to choose 0 boy =Choose 5 girls out of 7 and 0 boy out of 6 =C(7,5)*C(6,0)=21 ways to choose 1 boy: =C(7,4)*C(6,1)=210 ways to choose 2 boys: =C(7,3)*C(6,2)=525 ways to choose 3 boys: =C(7,2)*C(6,3)=420 ...
Friday, May 25, 2012 at 9:14am

physics
for a body to be in equillibrium, exist two condition: The sum total of forces in the space vectorial must be zero sum of forces en x equal zero sum of forces en y equal zero sum of forces en z equal zero and the other condition is: The sum total of torque in the space ...
Friday, May 25, 2012 at 3:36am

physics
for a body to be in equillibrium, exist two condition: The sum total of forces in the space vectorial must be zero sum of forces en x equal zero sum of forces en y equal zero sum of forces en z equal zero and the other condition is: The sum total of torque in the space ...
Friday, May 25, 2012 at 3:34am

Algebra
Again the crust will not change the probability. Here the customer chooses 5 toppings out of 10 in C(10,5)=10!/(5!5!)=252 ways. This is the sample space. If the customer is to have onions, jalapenos and tomatoes, he has two other choices out of 7 remaining toppings in C(7,2)=7...
Thursday, May 24, 2012 at 5:53pm

Algebra 2
Hm.. There are 3 different types (brands?) ice creams EACH with 8 flavours, and 4 types (styles?) of toppings EACH with 10 flavours. In all, there are 3*8=24 different ice creams and 4*10=40 toppings, for a total sample space of 40*24=960 items. Given that the ice cream has ...
Thursday, May 24, 2012 at 11:54am

Art
Could you please check these sentences, Writeacher? Thank you. 1) A job seeker should make a short list of the job's requirements and should keep it in his mind during the interview. In this way he can bring in examples to demonstrate that he is the right person for the ...
Thursday, May 24, 2012 at 1:31am

ALGEBRA
So the template is NXXNNNN I interpret the "repeated digit" as any two identical digits appearing anywhere on the licence plate, as opposed to two identical digits next to each other. Also, it was not specified as "exactly one repeated letter or digit", so ...
Wednesday, May 23, 2012 at 9:54pm

ALGEBRA
A single card is selected from an ordinary deck of cards. The sample space is shown in the following figure. Find the following probabilities. (Enter the answers either as fractions or as decimals rounded to three places.) P(five of clubs) = Incorrect: Your answer is incorrect...
Wednesday, May 23, 2012 at 6:54pm

Foreign languages
I urgenlty need you to check these sentences, please.Thank you. 1) A job seeker should make a short list of the job's requirements and should keep it in his mind during the interview. In this way he can bring in examples to demonstrate that he is the right person for the ...
Wednesday, May 23, 2012 at 6:08pm

Statistics
There are 10 outcomes per urn. Sample space = 10*10*10*10 since the outcome from each urn is independent of the others.
Tuesday, May 22, 2012 at 9:47pm

Economics
1. Which of the following is NOT a relevant factor when determining incremental cash flows for a new product? a. The use of high quality factory floor space that is currently unused and therefore could be used to produce the proposed new product. b. Revenues from an existing ...
Tuesday, May 22, 2012 at 8:13pm

Math
2 part question 1) a cone shaped paper cup has a height of 7 inches and a diameter of 5 inches. What is the volume of the cone? Round answer to the nearest hundredth. 2) if we collect rainwater in the cup in question 1 until the waters depth is 6 inches, what percentage of the...
Tuesday, May 22, 2012 at 4:30pm

Statistics
A lottery uses 4 urns containing chips 0 to 9. One chip is selected at random from each urn. How many sample points are in the sample space?
Tuesday, May 22, 2012 at 12:34pm

Geometry
A rectangular pyramid fits exactly on top of a rectangular prism. Find the volume of the composite space figure if the prism has length 19 cm, width 2 cm, height 11 cm, and the pyramid has height 7 cm.
Monday, May 21, 2012 at 9:49pm

physics
A cubical piece of heat-shield-tile from the space shuttle measures 0.18 m on a side and has a thermal conductivity of 0.065 J/(s·m·C°). The outer surface of the tile is heated to a temperature of 1050°C, while the inner surface is maintained at a ...
Monday, May 21, 2012 at 5:52am

related rates
After blast-off, a space shuttle climbs vertically and a radar-tracking dish, located 1000 meters from the launch pad, follows the shuttle. How fast is the radar dish revolving 10 sec after blast-off if at that time the velocity of the shuttle is 100 m/sec and the shuttle is ...
Sunday, May 20, 2012 at 9:01pm

Physics
When the space shuttle (mass of the shuttle = 2 x10^6 kg) was at the outer limit of Earth's atmosphere (distance = 350 km above Earth's surface), astronauts measured the gravitational force from Earth to be equal to 1.7 x 10^7 newtons. Assuming that both Earth and the ...
Sunday, May 20, 2012 at 4:29pm

English
Toss a coin. And if you get heads, move one space forward, and put a marker in the space. If you get tails, move two spaces. Look at the word or picture in the space. By using it, make a sentence on the right side of the page. (Yes, "heads" and "tails" ...
Saturday, May 19, 2012 at 9:44am

English
Toss a coin. And if you get a head, move one space forward, and put a marker in the space. If you get a tail, move two spaces. Look at the word or picture on the space. By using it, make a sentence on the right side of the page. (Would you check the writing and correct errors...
Saturday, May 19, 2012 at 9:41am

analysis
I searched Google under the key words "sample space random experiment" to get these possible sources: http://www.google.com/search?client=safa​ri&rls=en&q=sample+space+random+experime​nt&ie=UTF-8&oe=UTF-8 In the future, you can find the information you ...
Friday, May 18, 2012 at 2:23pm

analysis
What is meant by the sample space for a random experiment?
Thursday, May 17, 2012 at 9:20pm

Calculus / a bit of physics
explain why a scalar equation of the line exists in 2-D space, but not in 3-D space.
Thursday, May 17, 2012 at 9:19am

Pages: <<Prev | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | Next>>

Post a New Question | Current Questions

Homework Help: Science

Search
Members