Friday

March 27, 2015

March 27, 2015

**Recent Homework Questions About Outer Space**

Post a New Question | Current Questions

**internet basics**

a space on a server where users can interact with one another as if in a physical room is called a a.chat room b.newsgroup c.blog d.mailing list my answer is a
*Friday, November 15, 2013 at 7:04pm*

**Earth space science, check answers?**

A. 75 % B. 12.5% C. 25% D. 3.13% E. 9.38% 3. what percentage of land on the earths surface is inhospital lands? - B 4. what percentage of earths surface is covered by land? - C 5. what percentage of land on earth is usable, for living on, but not for agriculture/farming?-D 6. ...
*Friday, November 15, 2013 at 1:34pm*

**Earth space science**

I need help with this. the map doesnt show anything and idk how to post the map on here... Match the cities A,B,C, and D with the weather description of the surface model (To the right of each letter) a. city A b. City B c. City C d. City D A. Pressure of 1015.1 and south east...
*Thursday, November 14, 2013 at 1:10pm*

**Physics Classical Mechanics**

A satellite of mass m is orbiting the earth, mass M , in a circular orbit of radius ra . Unfortunately a piece of space debris left by a passing rocket lies directly in the satellite's path. The piece of debris has the same mass m as the satellite. The debris collides with...
*Thursday, November 14, 2013 at 9:34am*

**Chemistry**

Your space ship has docked at a space station above Mars. The temperature inside the space station is 24oC at a pressure of 745mmHg. A balloon with a volume of 425mL drifts into the airlock where the temperature is -95oC and the pressure is 0.115 atm. What is the new volume of...
*Thursday, November 14, 2013 at 8:23am*

**PHYSICS HELP**

A satellite of mass m is orbiting the earth, mass M , in a circular orbit of radius ra . Unfortunately a piece of space debris left by a passing rocket lies directly in the satellite's path. The piece of debris has the same mass m as the satellite. The debris collides with...
*Thursday, November 14, 2013 at 4:53am*

**Circular motion Problem - Please! need HELP!!!fast**

An asteroid in space is attracted to the planet XYZ such that it accelerates at 0.0085 m/s^2 towards it. Given that planet XYZ has a mass of 4.7*10^24 kg. How far out from the planet is the asteroid?
*Wednesday, November 13, 2013 at 9:35pm*

**Math**

a parking lot can allocate 3 compact car spaces for every 2 spaces for full sized cars. if part of the lot has space for 40 full sized cars, how many compact cars could it hold if the parking lines were redrawn?
*Wednesday, November 13, 2013 at 7:09pm*

**math 540**

suppose it takes a college student an average of 5 minutes to find a parking space on the schools parking lot. Assume also that this time is normally distributed with a standard deviation of 2 minutes. What time is exceeded by approximately 75% of the college students when ...
*Tuesday, November 12, 2013 at 9:21pm*

**Computer**

Suppose that you are the general manager for a major-league baseball team. During the off-season, you need to sign some free-agent players for your team. The team owner has given you a budget of $X to spend on free agents. You are allowed to spend less than $X altogether, but ...
*Monday, November 11, 2013 at 5:42pm*

**bangladesh**

In the space before each of the following items, place a C if the capitalization is correct, a zero (0) if it is incorrect. Then insert capitals where they should be, and draw a line through capitals that should be small letters. 1. the Rocky Mountains 2. my spanish course 3. ...
*Monday, November 11, 2013 at 3:22am*

**Math**

When estimating distances from a table of velocity data, it is not necessary that the time intervals are equally spaced. After a space ship is launched, the following velocity data is obtained. Use these data to estimate the height above the Earth's surface at 120 seconds...
*Sunday, November 10, 2013 at 10:40pm*

**math**

Students are hanging their art projects in the school hallway. Each student wants to hang a project that is 7/8 foot wide. The hallway is 16 feet long. If they don't leave any space between each project, how many projects will fit in the hallway
*Sunday, November 10, 2013 at 7:43pm*

**science **

earth appears to be mostly blue when viewed from space because it is mostly covered by ? a) water b) oxygen c) carbon dioxide d) ozone
*Friday, November 8, 2013 at 7:58am*

**Science**

1. Which of the following gases was most likely present in Earth's earliest atmosphere? (1 point) A) nitrogen B) hydrogen* C) argon D) oxygen 2. Which of the following statements accurately describes the development of the geologic time scale? (1 point) A) Scientists ...
*Thursday, November 7, 2013 at 2:13pm*

**English II**

from "EXTRICATING YOUNG GUSSIE" by P.G. Wodehouse She sprang it on me before breakfast. There in seven words you have a complete character sketch of my Aunt Agatha. I could go on indefinitely about brutality and lack of consideration. I merely say that she routed me ...
*Thursday, November 7, 2013 at 1:27pm*

**MATH**

Write down the following events as sets and also write the corresponding sample space.(1)an odd appears in a single toss of a fair die.(2)at least one head appears in two tosses of a fair coin.
*Thursday, November 7, 2013 at 10:28am*

**Earth Space**

If the temperature is rising, will condensation take place? (Or does it only take place when its cool?)
*Wednesday, November 6, 2013 at 3:23pm*

**Geometry**

The diagram shows to triangles connected at one vertex. The tops of the triangles are both right angles. The angles closest to the vertex are 30 degrees and the other is a variable (c). I'm confused on how to find the value of c, without the value of the space between c ...
*Tuesday, November 5, 2013 at 10:32pm*

**physics**

a space probe launched from earth and orbits at a distance of 15,000 m from earth's center, the gravitational force is 500 N. What is the size of force when it is 25,000 m from earth.
*Tuesday, November 5, 2013 at 12:06am*

**chemistry**

Compared to the particles of a gas, the particles of a liquid are not in constant motion collide with the sides of the container, but not with each other do not completely fill their container can move longer distances have more space in between the molecules
*Saturday, November 2, 2013 at 4:31pm*

**Anyone wanna help me with this math?**

Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Studies conducted in England during the Industrial Revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The ...
*Saturday, November 2, 2013 at 2:42am*

**Math**

An architect has allocated a rectangular space of 666ft^2 for a square dining room and a 19ft wide kitchen. Find the width of the square dining room and the length of the entire rectangular space.
*Saturday, November 2, 2013 at 12:43am*

**math**

an architect has allocated a rectangular space of 325ft^2 for a square dining room and a 12ft wide kitchen. find bothy the width of the square dining room and the length of the entire rectangular space.
*Friday, November 1, 2013 at 11:50am*

**Math**

An architect has allocated a rectangular space of 325ft^2 for a square dining room and a 12 ft wide kitchen. Find both the width of the square dining room and the length of the entire rectangular space.
*Thursday, October 31, 2013 at 10:19pm*

**Science **

Determine the frequency of a microwave 6.0 cm in length.( A microwave is an electromagnetic wave.It travels through space at a speed of 3.0 x 10 ^8 m/s)
*Thursday, October 31, 2013 at 5:44pm*

**math**

an architect has allocated a rectanguoar space of 324ft^2 for a square dinging room and a 12ft wide kitchen. find both width of the dining room and the length of the entire rectangular space.
*Thursday, October 31, 2013 at 11:52am*

**PHYSICS**

A cosmic-ray proton in interstellar space has an energy of 11.0 MeV and executes a circular orbit having a radius equal to that of Mars revolving around the Sun (2.28 1011 m). What is the magnetic field in that region of space?
*Tuesday, October 29, 2013 at 9:52pm*

**statistics**

List below are the duration (in hours) of a simple random sample of all flights of a space shuttle program. Find the range, variance, and standard deviation for the sample data. Is the lowest duration time unusual? Why or hwy not? 73 95 238 199 166 268 198 374 260 235 382 339 ...
*Tuesday, October 29, 2013 at 6:46pm*

**Earth Space **

Why is oxygen an imporant variable gas?
*Monday, October 28, 2013 at 5:59pm*

**Physics**

On a cloudless day, the sunlight that reaches the surface of the earth has an intensity of about 1.2 103 W/m2. What is the electromagnetic energy contained in 6.4 m3 of space just above the earth's surface?
*Monday, October 28, 2013 at 2:32pm*

**Operation**

Parsa Real Estate is a company that buys and rents real estate. The company is looking into buying an office building for $1M.Thebuilding has 10,000 square feet of rentable office space. The company analysts predict that they can rent the office space for $6 per square foot ...
*Monday, October 28, 2013 at 3:07am*

**Statistics**

A university has 1,000 computers available for students to use. Each computer has a 250-gigabyte hard drive. The university wants to estimate the space occupied on the hard drives. A random sample of 100 computers showed a mean of 115 gigabytes used with a standard deviation ...
*Sunday, October 27, 2013 at 9:30pm*

**Physics**

A stick of dynamite (190 g) contains roughly 10 J of chemical energy that is transformed into mechanical energy and heat during an explosion. A 1000 kg rock in outer space is at rest with respect to a spaceship. An astronaut blows up the rock with one stick of dynamite. ...
*Thursday, October 24, 2013 at 2:08am*

**Physics**

A stick of dynamite (190 g) contains roughly 10 J of chemical energy that is transformed into mechanical energy and heat during an explosion. A 1000 kg rock in outer space is at rest with respect to a spaceship. An astronaut blows up the rock with one stick of dynamite. ...
*Wednesday, October 23, 2013 at 3:30pm*

**math**

If the average density of the dining area is 10kg/m^2 and the if the mass is 1000kg how much space does the dining area take up?
*Wednesday, October 23, 2013 at 12:08pm*

**HELP!! Chemistry**

1. Calculate the density of a material that has a mass of 52.497 g and a volume of 18.5 cm3. 2. A student finds a rock on the way to school. In the laboratory he determines that the volume of the rock is 29.7 cm3, and the mass in 139.943 g. What is the density of the rock? 3. ...
*Wednesday, October 23, 2013 at 11:54am*

**Linear Algebra**

Let R5[t] be the vector space of all polynomials in t of degree 4 or less with real coefficients. Which of the following subsets are subspaces? I know how to test if something is a subspaces, just not sure how to do it with for these polynomial equations. a.) {p(t)|the ...
*Tuesday, October 22, 2013 at 3:39am*

**Linear Algebra**

Let R5[t] be the vector space of all polynomials in t of degree 4 or less with real coefficients. Which of the following subsets are subspaces? I know how to test if something is a subspaces, just not sure how to do it with for these polynomial equations. a.) {p(t)|the ...
*Tuesday, October 22, 2013 at 3:38am*

**Mathematics--Urgent**

Don is planting flowers in the school garden's planter box. The planting are is five and one-half feet long and 10 inches wide. Each plant is 2 inches wide. There must be 8 inches of space between the flowers. What is the largest number of plants he can put into the ...
*Monday, October 21, 2013 at 9:09pm*

**Mathematics**

Don is planting flowers in the school garden's planter box. The planting are is five and one-half feet long and 10 inches wide. Each plant is 2 inches wide. There must be 8 inches of space between the flowers. What is the largest number of plants he can put into the ...
*Monday, October 21, 2013 at 6:13pm*

**physics**

On earth, two parts of a space probe weigh 19200 N and 4130 N. These parts are separated by a center-to-center distance of 6.38 m and may be treated as uniform spherical objects. Find the magnitude of the gravitational force that each part exerts on the other out in space, far...
*Monday, October 21, 2013 at 5:27pm*

**statistics**

A university has 1000 computers available for students to use. Each computer has a 250 gigabyte hard drive. The university wants to estimate the space occupied on the hard drives. A random sample of 100 computers showed a mean of 115 gigabytes used with a standard deviation of...
*Sunday, October 20, 2013 at 6:24pm*

**college physics**

Why do the passengers in high- altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?
*Sunday, October 20, 2013 at 2:04pm*

**probability **

Rosencrantz and Guildenstern In the opening scene of Tom Stoppard's play Rosencrantz and Guildenstern Are Dead, about two Elizabethan contemporaries of Hamlet, Guildenstern flips a coin 91 times and gets a head each time. Suppose the coin was balanced. a. Specify the ...
*Saturday, October 19, 2013 at 12:43pm*

**Probability **

Rosencrantz and Guildenstern In the opening scene of Tom Stoppard's play Rosencrantz and Guildenstern Are Dead, about two Elizabethan contemporaries of Hamlet, Guildenstern flips a coin 91 times and gets a head each time. Suppose the coin was balanced. a. Specify the ...
*Saturday, October 19, 2013 at 7:37am*

**Math**

two people walk away from each other at an angle, one moving straight ahead at 6 ft per second, the other moving straight ahead at 4 ft per second. after 5 seconds, they are 24 ft apart. if they continue at the same angle and space, how far apart will they be after 1 minute?
*Saturday, October 19, 2013 at 5:20am*

**chem**

Pu-238 is radioactive by alpha-decay (half-life 87.7 y). Each decay releases 5.6 MeV of energy. Pu-238 is sometimes used to power space probes. If all the decay energy can be converted to electric power, what mass of Pu-238 would be required to power a 22 kW space probe for at...
*Wednesday, October 16, 2013 at 8:21pm*

**math**

Suppose a number is chosen at random from the sample space {3, 4, 5, 6, 7}. Find the probability as a fraction and percent. Round the percent to the nearest tenth. Please show your work. P(less than 3)
*Wednesday, October 16, 2013 at 5:38pm*

**ET3034TUx Solar Energy**

The width of the space charge region at a p-n junction is reduced by applying a voltage bias over the p-n junction. What is the correct statement on both the bias voltage and the p-n junction? a)The voltage is a forward bias and the diffusion of the majority charge carriers ...
*Wednesday, October 16, 2013 at 2:18pm*

**Math**

Andie is designing a rectangular play space for her dogs. The length of the play space is 7ft. and the width is 6ft. The new space will have a length and width twice the dimensions of the current space. She needs to purchase sod to cover the ground inside the play space. Write...
*Tuesday, October 15, 2013 at 10:25pm*

**Chemistry**

Pu-238 is radioactive by alpha-decay (half-life 87.7 y). Each decay releases 5.6 MeV of energy. Pu-238 is sometimes used to power space probes. If all the decay energy can be converted to electric power, what mass of Pu-238 would be required to power a 22 kW space probe for at...
*Tuesday, October 15, 2013 at 8:44pm*

**Physics**

A space station consists of two donut-shaped living chambers, A and B, that have the radii shown in the figure. As the station rotates, an astronaut in chamber A is moved 1.50 x 102 m along a circular arc. How far along a circular arc is an astronaut in chamber B moved during ...
*Tuesday, October 15, 2013 at 5:22pm*

**College Physics**

Although they don’t have mass, photons—traveling at the speed of light—have momentum. Space travel experts have thought of capitalizing on this fact by constructing solar sails—large sheets of material that would work by reflecting photons. Since the ...
*Sunday, October 13, 2013 at 8:21pm*

**physics**

Over a certain region of space, the electric potential is V = 5x - 6x2y + 2yz2. Find the expression for the x component of the electric field over this region. (Use x, y, and z as necessary.) Find the expression for the y component of the electric field over this region. Find ...
*Sunday, October 13, 2013 at 4:04pm*

**Intro to Computers**

In computing, a single byte represents a. one unit of disk space b. a pixel on the monitor c. an on or off electronic switch d. a character of data
*Friday, October 11, 2013 at 6:29pm*

**math**

Space the length of one day on venus is 35 earthdays write a product and an exponent .
*Thursday, October 10, 2013 at 1:01pm*

**math**

Kaitlyn is making a necklace. She has round beads that are each 1/2 inch wide. She has an 8 inch piece of string. She wants 1/2 inch of space at each end of the string. How many round beads will she need?
*Wednesday, October 9, 2013 at 9:43pm*

**Chemistry**

In the space below, show your work for determining the volume, mass, and moles of baking soda Moles of baking soda reacted Mass of baking soda reacted (g) Volume of baking soda reacted 140 ml of vinegar 5 tsps of baking soda were used
*Sunday, October 6, 2013 at 10:10am*

**Algebra 1**

Tall Buildings You made a model of the Space Needle in Seattle, Washington, for a report on architecture in the United States. You used a scale of 1 in.:50 ft. Your model is 12.1 inches tall. Estimate the actual height of the Space Needle. Is it 605
*Saturday, October 5, 2013 at 1:18pm*

**Physics**

Many people mistakenly believe that the astronauts who orbit the Earth are "above gravity." Calculate g for space shuttle territory, 290 kilometers above the Earth's surface (dashed line in sketch). Earth's mass is 6 1024 kg, and its radius is 6.38 106 m (...
*Saturday, October 5, 2013 at 1:19am*

**Math**

A yard measures a x b feet the swingset space is a x c feet how much lawn is left after swing set
*Tuesday, October 1, 2013 at 9:05pm*

**Science**

An astronaut on a space walk bumps the shuttle and starts moving away at a velocity of 0.02m/s. The astronauts mass is 100kg. He has takes a 1kg "safety week" and shoves it away in exactly the direction of his motion at a speed of 6m/s. What speed does the astronaut ...
*Tuesday, October 1, 2013 at 6:26pm*

**Astronomy**

Now imagine you’re an astronomer on Earth looking at the spectrum of an object in space. In the spectrum you are looking for the so-called Lyman-alpha line of hydrogen which occurs at a wavelength of = 122 nm. In your telescope, you observe the Lyman-...
*Tuesday, October 1, 2013 at 5:18pm*

**Astronomy**

Why didn’t the Universe collapse into a black hole in the past when there was so much matter in such a small space? (a) Most of the particles in the early Universe were unstable and decayed before a black hole could form. By the time only stable particles were left (...
*Tuesday, October 1, 2013 at 5:13pm*

**Chemistry**

Currently the removal of CO2 is too low and it has been proposed to change the deep well aeration with a co-current tower aerator. select the advantages of using deep well aeration from the below: Very high O₂ transfer within an exceptionally small space Very good ...
*Tuesday, October 1, 2013 at 1:21pm*

**~Art~**

1) When an individual or institution recognizes the design and beauty of an object or artifact and designates it as art (1point) Commercialism Institutionalism*** Socialism Expressionism 2) A person who uses imagination and skill to communicate ideas in visual form (1point) ...
*Tuesday, October 1, 2013 at 12:04pm*

**Chemistry**

A tubular fluorescent lamp in a fully evacuated supply compartment on the international space station was originally filled with a small amount of mercury vapour. When the lamp began to flicker the astronauts complained there was a tiny hole in the tube. They measured that the...
*Tuesday, October 1, 2013 at 12:48am*

**Geometry**

The Seattle space needle is 604 feet tall. a model of the building is 48 inches tall. what is the ratio of the height of the model to the height of the actual space needle? A. 151:1 B 151:12 c.1:151 D.12:151
*Monday, September 30, 2013 at 4:54pm*

**Math**

A group medical practice has 40,000 patients. Charts vary in thickness from 1/4 to 1 inch thick. The average of all charts is 1/2 inch thick. Using the average 1/2-inch thickness, how many inches of shelf space will be required for 40,000 charts? The medical practice uses 48-...
*Saturday, September 28, 2013 at 10:46pm*

**physics**

At time t=0, a 2150kg rocket in outer space fires an engine that exerts an increasing force on it in the +x-direction. This force obeys the equation Fx=At2, where 1.45s is time, and has a magnitude of 781.25N when t = 1.45s . Find the SI value of the constant A.
*Saturday, September 28, 2013 at 8:58am*

**science**

An astronaut on a space walk bumps the shuttle and starts moving away at a velocity of 0.02m/s. The astronauts mass is 100kg. He has takes a 1kg "safety week" and shoves it away in exactly the direction of his motion at a speed of 6m/s. What speed does the astronaut ...
*Thursday, September 26, 2013 at 11:58am*

**Physics 102**

Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?
*Wednesday, September 25, 2013 at 5:48pm*

**science**

an astronaut on a space walk bumps the shuttle and starts moving away at a velocity of 0.02m/s. The astronauts mass is 100kg. He has takesa 1kr "safety week" and shoves it away in exactly the direction of his motion at a speed of 6m/s. what speed does the astronaut ...
*Wednesday, September 25, 2013 at 3:23pm*

**Qvntitative Methods**

CASE STUDY: 1 The bulbs manufactured by a company gave a mean life of 3000 hours with standard deviation of 400 hours. If a bulb is selected at random, what is the probability it will have a mean life less than 2000 hours? Question: 1) Calculate the probability. 2) In what ...
*Wednesday, September 25, 2013 at 6:19am*

**Earth Space(soon please!)**

Hypothetically, how hot do you think a green star would be?
*Monday, September 23, 2013 at 7:48pm*

**PSY 102**

I REALLY NEED HELP BADLY WITH THESE QUESTIONS SOMEONE PLS HELP..... Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?
*Monday, September 23, 2013 at 6:48pm*

**science. -_-**

Okk so im not asking for answers, i just need somone to expplain this homework to me! I dont get it what so ever. So the homework tittle is Weight in space. So it has a whole discripition in wjich i will write dpwn for you. The paper says: Gravity is an invisible force that ...
*Monday, September 23, 2013 at 4:35pm*

**Fcc**

Using the average 1/2-inch thickness, how many inches of shelf space will be required for 40,000 charts?
*Monday, September 23, 2013 at 8:58am*

**Physics**

On earth, two parts of a space probe weigh 17300 N and 3260 N. These parts are separated by a center-to-center distance of 19.4 m and may be treated as uniform spherical objects. Find the magnitude of the gravitational force that each part exerts on the other out in space, far...
*Friday, September 20, 2013 at 2:42pm*

**College Physics 1**

A space probe has two engines. Each generates the same amount of force when fired, and the directions of these forces can be independently adjusted. When the engines are fired simultaneously and each applies its force in the same direction, the probe, starting from rest, takes...
*Tuesday, September 17, 2013 at 12:46pm*

**Physics**

A girl delivering newspapers covers her route by traveling 2.00 blocks west, 5.00 blocks north, and then 8.00 blocks east. (a) What is her resultant displacement? (only enter the angle of the resultant in the answer space below, not the distance) enter it as a positive angle, ...
*Monday, September 16, 2013 at 7:32pm*

**Physics**

A girl delivering newspapers covers her route by traveling 2.00 blocks west, 5.00 blocks north, and then 8.00 blocks east. (a) What is her resultant displacement? (only enter the angle of the resultant in the answer space below, not the distance) enter it as a positive angle, ...
*Monday, September 16, 2013 at 6:56pm*

**Earth Space**

What is fission? How is Einstein's theory of special relativity expressed? What does each letter stand for?
*Monday, September 16, 2013 at 5:24pm*

**physics**

A space probe has two engines. Each generates the same amount of force when fired, and the directions of these forces can be independently adjusted. When the engines are fired simultaneously and each applies its force in the same direction, the probe, starting from rest, takes...
*Sunday, September 15, 2013 at 9:56pm*

**Physical Science**

a rocket moves through outer space at 11,000 m/s. At this rate, how much time would be required to travel the distance from Earth to the Moon, which is 381,000 km?
*Sunday, September 15, 2013 at 11:52am*

**Math ms. Sue please help**

Carrie decided to walk the 8 3/10 mi from her house to the city pool. In the first hour, she walked 2 4/5 mi. In the second hour she walked 3 9/10 mi. How much farth did she have to go? I got 1 3/5 mi is that correct? Donald duck set a record when he caught a salmo that ...
*Wednesday, September 11, 2013 at 5:47pm*

**Physics**

The Space Shuttle travels at a speed of about 9.11 x 103 m/s. The blink of an astronaut's eye lasts about 93.4 ms. How many football fields (length = 91.4 m) does the Space Shuttle cover in the blink of an eye?
*Tuesday, September 10, 2013 at 4:28pm*

**Physics**

Suppose that the gravitational acceleration on a certain planet is only 3.1 m/s2. A space explorer standing on this planet throws a ball straight upward with an initial velocity of 35 m/s a) What is the velocity of the ball 4 seconds after it is thrown? m/s (b) How much time ...
*Saturday, September 7, 2013 at 6:46pm*

**English**

1. What type of context clue is provided for the italicized word in the following sentence? "The ice, snow, freezing wind, deep ice cracks, called crevasses (this is italicized), and lack of oxygen are constant threats to climbers’ safety and health." a) example...
*Friday, September 6, 2013 at 5:07pm*

**main ideas**

Scientists generally agree that Earth is getting warmer due to what's called the greenhouse effect. A greenhouse used for plants stays warm because sunlight and heat coming through the glass roof are mostly trapped. The heat doesn't radiate back into the atmosphere ...
*Friday, September 6, 2013 at 2:30pm*

**Social Studies**

A shopper choosing a new oven for his home would likely make a decision based on a scarcity of which of the following? a) money b) time c) stores d) space I think it is d.
*Thursday, September 5, 2013 at 5:18pm*

**math**

Recently a census was taken on space station Gamma. Of the 100 residents interviewed, 75 traced their ancestry to the planet Omicron, 85 traced their ancestry to the planet Omega and 60 residents traced their ancestry to both planets. How many residents had ancestors from ONLY...
*Tuesday, September 3, 2013 at 10:33pm*

**Economics**

1. Illustrate the following using demand and supply graphs. a) The market price of a basic digital cell phone fell due to increased production. b) In 2002, unusually bad weather caused a reduction in the cranberry harvest causing the prices to increase from $22 to $25 for a ...
*Monday, September 2, 2013 at 9:44pm*

**math**

In a chess variant, a "lord" can move one space at a time, either upward, or to the right, or diagonally upward and to the right. How many ways are there for a lord to move from the bottom left to top right corner of the 8 by 8 chessboard?
*Friday, August 30, 2013 at 12:33pm*

**5th grade math**

suppose you made your garden 5ft wide... what would its length be? what would its area be? what would be the area of the left over space in the yard.
*Wednesday, August 28, 2013 at 11:10pm*

**geometry**

Bill plans to put a fence around a square plot of ground for a garden. a. if he wants to put 15 post on each side of the square, how many post will he need for his fence? 58 is this correct b. If he plans to space the posts evenly one yard apart on each side, how many square ...
*Wednesday, August 28, 2013 at 11:49am*

**physics**

Two large horizontal metal plates are separated by 4mm. The lower plate is at a potential of (-)6v.What potential should be applied to the upper plate to create field strength of 4000v/m upwards in the space between the plates?(a)(+)22(b)(+)10(c)(-)10(d)(-)22
*Wednesday, August 28, 2013 at 2:01am*

**Earth Space**

Do the phases of the moon affect how much of the moon is illuminated? I said yes because thats what causes us to have the different shapes/phases of the moon. Whichever parts are lit up. Is the following sentence true or false? The cycle of the phases takes about two days ...
*Monday, August 19, 2013 at 4:27pm*

**math**

Consider the experiment of drawing two cards from a deck in which all pictures cards have been removed and adding their values (with ace =1). A. Describe the outcomes of this experiment. List the elements of the sample space. B. What is the probability of obtaining a total of ...
*Sunday, August 18, 2013 at 1:38am*

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