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March 28, 2015

March 28, 2015

**Recent Homework Questions About Outer Space**

Post a New Question | Current Questions

**space**

A space capsule needs to have its speed inceased slightly to set it on course.A spaceship moves up slowly to the capsule, and makes contact with it.The spaceship's rocket engine is fired for 10s. The gases exert a forward force of 12000n on the spaceship during the time ...
*Monday, February 6, 2012 at 1:50pm*

**physics**

Two charged particles q1 and q2 were initially at rest at a seperation of 2m in a gravity free space. Then evaluate after what time seperation between them will be 8m (neglect electromagnetic losses) .
*Monday, February 6, 2012 at 6:04am*

**physics**

n outer space, far from other objects, block 1 of mass 40 kg is at position (7,9,0) and block 2 of mass 1000 kg is at position (17,13,0) Since the z components of position are zero, the (vector) gravitational force acting on block 2 due to block 1 will be (-21.359e-9,-8.54198e...
*Sunday, February 5, 2012 at 11:41pm*

**science**

A space probe of the surface of Mars sends a radio signal back to the Earth, a distance of 3 x 1010 km. Radio waves travel at the speed of light (3.00 x 108 m/s). How far away is the space probe? How many seconds does it take for the signal to reach the Earth? How many hours ...
*Saturday, February 4, 2012 at 11:40pm*

**FACS - Pen Pal Letter Project HELP!!!**

Name ________ Period 5 FACS - (teacher's name) (Space down 5 lines) *Tab 5 across for HEADING/ADDRESS & DATE (what does this means?) (Space down 2 times after date) GREETING (Space down 2 times after greetings THIS IS THE INFO. FOR FRIENDLY LETTER/PEN PAL LETTER - Margins...
*Saturday, February 4, 2012 at 6:05pm*

**algebra**

A marketing group developing online ad space is offering two payment options: Option 1: $210 set up fee plus $10/inch of the ad Option 2: No set up fee but $25/inch of the ad Let x = inches of the proposed ad, for example, x = 2 for a column ad that is 2 inches long. a) Write ...
*Saturday, February 4, 2012 at 1:09pm*

**college algebra**

3. Students in an English class took a final exam. They took equivalent forms of the exam at monthly intervals thereafter. The average score S(t), in percent, after t months was found to be given by S(t) = 68 − 20 log (t + 1), t ¡Ý 0. What was the average ...
*Thursday, February 2, 2012 at 10:52pm*

**math**

if 8 cds take up 3 1/4 inches of shelf space, how many cds will fit on 65 inches of shelf space? how do you figure it out?
*Thursday, February 2, 2012 at 7:40pm*

**Physics**

A parallel-plate capacitor is constructed with circular plates of radius 0.056 m. The plates are separated by 0.25 mm, and the space between the plates is filled with dielectric with dielectric constant k. When the charge on the capacitor is 1.2 uc the potential difference ...
*Thursday, February 2, 2012 at 3:14am*

**science**

what technologies or what do explorers need to survive a volcano underwater and space?
*Wednesday, February 1, 2012 at 10:10pm*

**Physics**

A point charge q = -2.41 nC is initially at rest adjacent to the negative plate of a capacitor. The charge per unit area on the plates is 4.67 μC/m2 and the space between the plates is 6.53 mm. What is the potential difference between the plates? What is the kinetic ...
*Wednesday, February 1, 2012 at 8:46pm*

**Physics**

An (63Kg) astronaut, floating alone in outer space, catches a 7Kg bowling ball traveling at 20m/s. The velocity of the astronaut and bowling ball after the catch is
*Wednesday, February 1, 2012 at 5:54pm*

**math pre algebra **

a kennel owner is buying a new building he want the space for each dog run to be at least 96 square ft the area reserved for the dog ru.s is 30 ft by 60 ft
*Tuesday, January 31, 2012 at 8:24pm*

**physics**

A space vehicle is coasting at a constant velocity of 22.5 m/s in the +y direction relative to a space station. The pilot of the vehicle fires a RCS (reaction control system) thruster, which causes it to accelerate at 0.223 m/s2 in the +x direction. After 57.5 s, the pilot ...
*Tuesday, January 31, 2012 at 1:59pm*

**physics**

A space traveler weighs 620 N on earth. What will the traveler weigh on another planet whose radius is three times that of earth and whose mass is twice that of earth?
*Monday, January 30, 2012 at 8:24pm*

**physics**

While in empty space, an astronaut throws a ball at a velocity of 15 m/s. What will the velocity of the ball be after it has traveled 2 meters?
*Monday, January 30, 2012 at 8:14pm*

**Alg 1**

You have 60 megabytes of space left on your portaable media player. You can choose to download song files that use 3.5 megabytes or video files that use 8 megabytes. You want to download at least 12 files. What is a graph showing the numbers of songs and video files you can ...
*Monday, January 30, 2012 at 12:31am*

**physical**

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 moon which is 380,000 km
*Saturday, January 28, 2012 at 6:59pm*

**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.
*Friday, January 27, 2012 at 6:46pm*

**math**

A couple intends to have four children. Assume that having a boy and girl is equally likely event. a) List sample space b) Find the probability that couple has two boys and two girls; c) Find the probability that couple has at least one boy
*Monday, January 23, 2012 at 12:29am*

**world history**

Which of the following is NOT true about the arms race between the United States and the Soviet Union during the cold war? A. The Soviet Union created the first man-made satellite, prompting the United States to develop the National Aeronautics and Space Administration (NASA...
*Sunday, January 22, 2012 at 9:57pm*

**physics**

It is desired to move a small, 50 kg cat in outer space by strapping a lamp, which emits 100 W of blue light to it. If the cat is free in space, and the wavelength of blue light is 470 nm, what would be the acceleration of the cat? (HINT: Consider how many photons are emitted ...
*Sunday, January 22, 2012 at 7:40pm*

**Science**

If the variation in g between one's head and feet is to be less then 1/100 g, then, compared to one's height ,what should be the minimum radius of the space habitat?
*Saturday, January 21, 2012 at 3:41am*

**physics**

A space vehicle is coasting at a constant velocity of 21.1 m/s in the +y direction relative to a space station. The pilot of the vehicle fires a RCS (reaction control system) thruster, which causes it to accelerate at 0.380 m/s2 in the +x direction. After 41.0 s, the pilot ...
*Friday, January 20, 2012 at 3:19pm*

**physics**

An astronaut in his space suit has a total mass of 275 kg. His weight on the asteroid Erewhon is 0.3 N. What is the acceleration of gravity on Erewhon?
*Friday, January 20, 2012 at 11:22am*

**maths **

one bag contains 1 red ball,1 yellow ball, 1green ball and 1 blue ball the second bag contains 1 pink ball and 1 grey ball what is the sample space out come
*Thursday, January 19, 2012 at 12:31pm*

**math**

A room has 750 cubic feet of space. If the room is as high as it is long and wide, what is the approximate height of the rooms ceiling?
*Wednesday, January 18, 2012 at 8:15pm*

**math**

A room has 750 cubic feet of space. If the room is as high as it is long and wide, what is the approximate height of the rooms ceiling?
*Wednesday, January 18, 2012 at 8:14pm*

**Precalc**

A line in space has the vector equation shown here. Fill in the blanks to find the position vector to the fixed point on the line that appears in the equation: vector r=(5+(6/11)d)vector i + (3+(9/11)d)vector j + (7+(2/11)d)vector k vector v= _____ vector i + _____ vector j + ...
*Wednesday, January 18, 2012 at 7:07pm*

**Astronomy 1010**

The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the astronauts beyond the pull of Earth's gravity? Explain your reasoning.
*Tuesday, January 17, 2012 at 9:19pm*

**Astronomy 1010**

The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the astronauts beyond the pull of Earth's gravity? Explain your reasoning.
*Tuesday, January 17, 2012 at 8:25pm*

**physics**

What reaction would you get from francium and water in outer space and what if you added hydrogen to the experiment as far as being used for fuel for travel
*Tuesday, January 17, 2012 at 2:04am*

**Physics **

A runner is jogging at a steady 8.4 km/hr. When the runner is 2.6 km from the finish line, a bird begins flying from the runner to the finish line at 42 km/hr (5 times as fast as the runner). When the bird reaches the finish line, it turns around and flies back to the runner. ...
*Monday, January 16, 2012 at 10:54pm*

**Physics**

An astronaut of mass 70 kg carries an empty oxygen tank of mass 14 kg. He throws the tank away from himself with a speed of 3 m/s. With what velocity does the astronaut start to move through space?
*Sunday, January 15, 2012 at 7:47pm*

**Liberal Arts**

Part 1: You finally made it…graduation day has arrived! Your parents are so proud that they are throwing you a HUGE party. They have rented a big tent for your graduation party just in case it rains. The inside of the tent (represented by the blue area) is set up for a ...
*Saturday, January 14, 2012 at 4:48pm*

**Physics**

Please show steps and thank you! An astronaut of mass 70 kg carries an empty oxygen tank of mass 14 kg. He throws the tank away from himself with a speed of 3 m/s. With what velocity does the astronaut start to move through space?
*Saturday, January 14, 2012 at 1:56pm*

**Writing Sentences and Paragraphs**

Ok I worked real hard on this :) I hope I nailed it this time. My other question is : Is it one space after commas? Two spaces after a period ? and one space after an exclamation mark. Ok fingers crossed ! Anna, I am so happy you’ve moved back to Burlington from Bay view...
*Thursday, January 12, 2012 at 11:01pm*

**English **

For the poem below named the new colussus i have to define what the new world is being portrayed as but i dont understand it, if someone can help me please : Is anyone familiar with the poem the new colossus : The New Colossus Not like the brazen giant of Greek fame, With ...
*Wednesday, January 11, 2012 at 1:03pm*

**Physics **

An open train car moves with speed 11.3 m/s on a flat frictionless railroad track, with no engine pulling the car. It begins to rain. The rain falls straight down and begins to fill the train car. The speed of the car 1. increases. 2. decreases. 3. stays the same. A(n) 71.6 kg...
*Wednesday, January 11, 2012 at 12:44am*

**guess and check sheet**

denzil list starts with the light show. Could the list start with the space first?
*Monday, January 9, 2012 at 6:52pm*

**physics**

A closed auditorium of volume 27100 m^3 is filled with 2210 people at the beginning of a show, and the air in the space is at a temperature of 292 K and a pressure of 1.013·10^5 Pa. If there were no ventilation, by how much would the temperature (in K) of the air rise ...
*Saturday, January 7, 2012 at 3:24pm*

**math**

A photograph is 4.5 in wide and 6 in. long. A yearbook editor has the photo reduced to fit a space 1.9 in. wide. How long is the reduced photograph?
*Friday, January 6, 2012 at 12:27pm*

**Geometry**

Describe the locus of all points, in space, that are 5 cm from line p. a. a line, 5 cm from line p. b. a pair of parallel lines, each parallel to and 5 cm from line p. c. a sphere with a radius of 5 cm. d. a cylinder with a radius of 5 cm. D?
*Thursday, January 5, 2012 at 9:09am*

**PHYSICS**

A Few questions- please help!!! also show steps! What magnitude of force, acting for 0.025 s, will change the velocity of a 100 g ball from 30 m/s eastward to 40 m/s westward? A girl holds a 1.7 kg air rifle loosely and fires a bullet of mass 2 g. The muzzle velocity of the ...
*Wednesday, January 4, 2012 at 8:13pm*

**physics**

A closed auditorium of volume 27100 m^3 is filled with 2210 people at the beginning of a show, and the air in the space is at a temperature of 292 K and a pressure of 1.013·105 Pa. If there were no ventilation, by how much would the temperature (in K) of the air rise ...
*Wednesday, January 4, 2012 at 7:52am*

**physics**

A closed auditorium of volume 27100 m^3 is filled with 2210 people at the beginning of a show, and the air in the space is at a temperature of 292 K and a pressure of 1.013·105 Pa. If there were no ventilation, by how much would the temperature (in K) of the air rise ...
*Tuesday, January 3, 2012 at 12:49pm*

**physics**

The earth's atmosphere extends to a height of nearby 200KM above its surface there many be explosion and noises taking place in the outer space but we do not hear them.why?
*Tuesday, January 3, 2012 at 7:44am*

**physics**

A closed auditorium of volume 27100 m^3 is filled with 2210 people at the beginning of a show, and the air in the space is at a temperature of 292 K and a pressure of 1.013·10^5 Pa. If there were no ventilation, by how much would the temperature (in K) of the air rise ...
*Sunday, January 1, 2012 at 12:27pm*

**Physics**

The De-orbit Burn The Shuttle must reduce its velocity at a pre-calculated point in its orbit in order to return to Earth. In order to reduce the velocity and change the orbit of the Shuttle, a maneuver called the de-orbit burn is performed. For this maneuver, the Shuttle is ...
*Wednesday, December 28, 2011 at 10:59pm*

**Question **

What is meant in the Illustrators Contest rules by “three different subjects”? Three of the same subject would be 3 illustrations of dragons. Examples of three different subjects could be dragons, space ships and an alien planet. What do they mean??? I'm a bit ...
*Tuesday, December 27, 2011 at 5:28pm*

**Physics**

Assume that the Starship Enterprise is moving through space at the speed of light. Calculate how much kinetic energy the ship has at this speed. The Enterprise has a mass of 1*10^6kg. Now imagine that Captain Kirk wants to bring the ship to a complete stop in a distance of ...
*Monday, December 19, 2011 at 7:27pm*

**kv khurda**

an artificial satellite is orbiting the earth. A bomb is released from the satellite. The bomb will (a)explode due to the heat generated by the friction of air (b)fall freely on the earth (c)escape into outer space (d)orbit the earth along with the satellite
*Saturday, December 17, 2011 at 1:10am*

**geometry**

A parking lot has seventy-three parking spaces numbered from 1 to 73. There are no cars in the parking lot when Jillian pulls in and randomly parks. What is the probability that the number on the parking space where she parks is greater than or equal to 27?
*Thursday, December 15, 2011 at 11:04pm*

**physics**

An early major objection to the idea that Earth is spinning on its axis was that Earth would turn so fast at the equator that people would be thrown into space. Given : radius earth = 6.37 × 10^6 m , mass earth = 5.98 × 10^24 kg , radius moon = 1.74 × 10^6 m...
*Thursday, December 15, 2011 at 4:26pm*

**social studies**

Where can I find facts about: *Johnson Space Center aka NASA [Houston] *Grand Canyon *Statue of Liberty
*Wednesday, December 14, 2011 at 11:24am*

**Medical Billing**

I have tried to read and understand this question, however I just had eye surgery,and to be honest, I just can not see to read the code book.~~~ OPERATIVE REPORT PREOPERATIVE DIAGNOSIS: Morbid obesity. POSTOPERATIVE DIAGNOSIS: Same. PROCEDURES: 1. Laparoscopic Roux...
*Wednesday, December 14, 2011 at 1:03am*

**Physical Science**

A 75 kg astronaut in space pushes against a 200 kg navil. when the astronaut lets go of the anvil pushing it:
*Tuesday, December 13, 2011 at 1:32pm*

**Geometry**

The Design for a Mural is 16 in. Wide and 9 in High. What are the Dimensions of the largest possible complete mural that can be painted on a wall 24 ft wide by 14 ft wide? And Can you Please Explain. I understood how to do it. but which height or width will fill the space ...
*Monday, December 12, 2011 at 7:27pm*

**algebra**

A flying saucer filled with space aliens landed in my front yard!After the entire crew had filled out of their spaceship, I happened to count their heads and feet. I saw a total of 91 heads and 124 feet. It was clear that their leader was a purple creature with three heads and...
*Monday, December 12, 2011 at 7:12pm*

**English**

I urgently need you to revise this paragraph on dinosaurs. I need to simplify it using synonyms. 1) Whatever killed off (synonym??) the dinosaurs almost certainly had a bearing (I need a proper synonym) on the rest of the mass extinction, which was on a global scale and ...
*Saturday, December 10, 2011 at 4:56pm*

**Science**

The amount of space something occupies is its volume. Volume can be measured using a A. triple beam balance B. graduated cylinder C. spring scale D. meter stick I think its B.
*Thursday, December 8, 2011 at 6:09pm*

**Physics**

The space shuttle has a weight 2.00 x 10^7 N. The shuttle is accelerated upward at a rate of 5.50 m/s^2. What is the mass of the shuttle? What is the thrust (force) of the combined engines? What is the magnitude of the net force applied to the space shuttle?
*Wednesday, December 7, 2011 at 4:35pm*

**physics**

A rocket in outer space with a velocity of 12,000 m/s. How long will it take to travel 3,000,000 meters?
*Wednesday, December 7, 2011 at 3:36pm*

**Physics**

A 115 kg astronaut on a space walk pushes against her space capsule that has mass 2250 kg. The astronaut accelerates 1.50 m/s2, 0°. (a) Find the force exerted on the astronaut. (b) Find the force exerted on the capsule. (c) Find the acceleration of the capsule.
*Monday, December 5, 2011 at 7:19pm*

**Math**

A model of the ocean floor takes up 2/5 of the space in an aquarium. if 3/8 of the model is coral, what fraction of the space in the aquarium is taken by coral?
*Monday, December 5, 2011 at 4:55pm*

**science**

Earths mass is 6 x 10^24kg and its radius is 6.38 x 10^6m (6380 km ). Use the inverse-square law to show that in space-shuttle territory, 200 km above the earths surface the force of gravity on a shuttle is about 94% of that at the earths surface.
*Monday, December 5, 2011 at 6:21am*

**chemistry**

Which is not a true statement concerning electromagnetic radiation? It travels through space at 3.0 x 1010 cm/s. It travels in a straight line. It has the fastest speed possible in nature. The sun is a source of it.
*Thursday, December 1, 2011 at 6:10pm*

**physics**

Early skeptics of the idea of a rotating Earth said that the fast spin of Earth would throw people at the equator into space. The radius of Earth is about 6400 km. Show why this objection is wrong by determining the following information. a.) Calculate the speed of a 103-kg ...
*Wednesday, November 30, 2011 at 8:36pm*

**Physics**

Early skeptics of the idea of a rotating Earth said that the fast spin of Earth would throw people at the equator into space. The radius of Earth is about 6400 km. Show why this objection is wrong by determining the following information. a.) Calculate the speed of a 103-kg ...
*Wednesday, November 30, 2011 at 8:30pm*

**Physics**

Engineers are trying to create artificial "gravity" in a ring-shaped space station by spinning it like a centrifuge. The ring is 100m in radius. How quickly must the space station turn in order to give the astronauts inside it weights equal to their weights at the ...
*Sunday, November 27, 2011 at 6:59pm*

**Physics**

Engineers are trying to create artificial "gravity" in a ring-shaped space station by spinning it like a centrifuge. The ring is 100m in radius. How quickly must the space station turn in order to give the astronauts inside it weights equal to their weights at the ...
*Sunday, November 27, 2011 at 2:35pm*

**space**

I'm doing a solar system project for school. The problem I'm facing is that I'm am doing every two feet is 10 astronomical units, but how many 1/8 inch's is one astronomical unit?
*Sunday, November 27, 2011 at 1:26pm*

**ALGEBRA**

Many states offer personalized license plates. California, for example, allows personalized plates with seven spaces for numerals or letters, or one of the following four symbols. What is the total number of license plates possible using this counting scheme? (Assume that each...
*Saturday, November 26, 2011 at 5:54pm*

**Spanish Preterit for Mía**

EL PRETERITO: THE PRETERIT OF REGULAR VERBS: -AR: hablar = to speak yo hablé = I spoke, I DID speak tú hablaste él/ella/usted habló nosotros/nosotras hablamos vosotros/vosotras hablasteis ellos/ellas/ustedes hablaron endings: é, aste, ó...
*Saturday, November 26, 2011 at 1:43pm*

**Physics help please**

The space shuttle orbits at a distance of 335 km above the surface of the Earth. What is the gravitational force (in N) on a 1.0 kg sphere inside the space shuttle. Assume that the mass of the Earth is 5.98x1024 kg and the radius of the Earth is 6370 km Compare (as %) the ...
*Friday, November 25, 2011 at 8:36pm*

**physics**

A 2.0 nF parallel plate capacitor with a sheet of mylar (k= 3.1) filling the space between the plates is charged to a potential difference of 90 V and is them disconnected. How much work would be required to completely remove the sheet of mylar from the space between the two ...
*Tuesday, November 22, 2011 at 7:57pm*

**geometry**

h ttp://img64.imageshack.us/img64/574/plotformula.jpg (please remove the space in the link above, because I could not post the full problem) I think that I should use the following: a<b+c ,b<a+c ,c<a+b or the inequality of the means, but I have no idea how to ...
*Tuesday, November 22, 2011 at 8:55am*

**socials**

I not find the poster online either but teacher gave us picture and i upload it on internet. i give link down below. i leave space in there it not allow me to post link so i leave space in there. last poster is the : If they over-run canada your money'll be useless... it ...
*Monday, November 21, 2011 at 6:56pm*

**math problem**

please help me solve You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your budget consists of an $80,000 loan from your family and a $38,250 small business loan. These loans must be repaid in full within 10 ...
*Monday, November 21, 2011 at 5:26pm*

**Chemistry**

The space shuttle uses fuel cells( AFC's) to produce electricity . In these fuel cells,O2 reacts with water and electrons to produce OH- ioins travel to the other electrode where they react with H2 to release electrons and produce more water. Based on this information,...
*Sunday, November 20, 2011 at 9:17pm*

**finiance**

WM3 is a company who is looking to expand. There is a potential deal with a furniture company but MW3 is not sure if they should take this deal. The furniture company is offering a 4 year contract for 100,000 units per year at a fixed price of $55.50 per unit. WM3 has ...
*Sunday, November 20, 2011 at 7:55pm*

**PLEASE HELP-PHYSICS HW**

A 130 kg astronaut (including space suit) acquires a speed of 2.80 m/s by pushing off with his legs from an 2000 kg space capsule. What is the change in speed of the space capsule? As the reference frame, use the position of the space capsule before the push. If the push lasts...
*Sunday, November 20, 2011 at 7:04pm*

**Math problem**

1.You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your budget consists of an $80,000 loan from your family and a $38,250 small business loan. These loans must be repaid in full within 10 years. a.What ...
*Sunday, November 20, 2011 at 4:49pm*

**Linear Algebra**

Find the basis for the following vector space. Please state the dimension of the vector space. S consists of all x in R3 such that x is orthogonal to n=(2,3,2)
*Sunday, November 20, 2011 at 3:09pm*

**gravity**

You are an astronaut in the space shuttle pursuing a satellite in need of repair. You are in a circular orbit of the same radius as the satellite (450 km above the Earth), but 24 km behind it. How long will it take to overtake the satellite if you reduce your orbital radius by...
*Saturday, November 19, 2011 at 2:17pm*

**earth**

Six artificial satellites complete one circular orbit around a space station in the same amount of time. Each satellite has mass m and radius of orbit L. The satellites fire rockets that provide the force needed to maintain a circular orbit around the space station. The ...
*Saturday, November 19, 2011 at 2:03pm*

**algebra**

1. Which expression belongs in the space? |--------------- x-2 |x^2 + 7x - 18 -(x^2-2x) -------- 18 a.5x - 18 b.5x + 18 c.9x - 18 d. 9x + 18
*Thursday, November 17, 2011 at 11:00am*

**math**

how many different tetrahedrons are determined by ______ given no four are coplanar? 4 points in space 9 points in space 15 points in space n points in space
*Thursday, November 17, 2011 at 7:35am*

**physics**

Using Newton's Law of Universal Gravitation, compare the weight of a 68.1 kg astronaut on the surface of the earth to the gravitational pull of the Earth on the same astronaut when she is on the International Space Station. Constants: Average altitude of the ISS above the ...
*Wednesday, November 16, 2011 at 6:36pm*

**physics**

Using Newton's Law of Universal Gravitation, compare the weight of a 68.1 kg astronaut on the surface of the earth to the gravitational pull of the Earth on the same astronaut when she is on the International Space Station. Constants: Average altitude of the ISS above the ...
*Wednesday, November 16, 2011 at 6:36pm*

**physics**

A box and its contents have a total mass M = 9 kg. A string passes through a hole in the box, and you pull on the string with a constant force F = 77 N (this is in outer space; there are no other forces acting). (a) Initially the speed of the box was vi = 5 m/s. After the box ...
*Wednesday, November 16, 2011 at 5:58pm*

**Algerbra1**

1.You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your budget consists of an $80,000 loan from your family and a $38,250 small business loan. These loans must be repaid in full within 10 years. a.What ...
*Wednesday, November 16, 2011 at 4:15pm*

**Physics**

Which electromagnetic radiation can be used in space to detect low temperatures? Gamma Rays Infra Red Ultra Violet Or any of the others?
*Wednesday, November 16, 2011 at 12:17pm*

**Science**

Which electromagnetic radiation can be used in space to detect low temperatures? Gamma Rays Infra Red Ultra Violet Or any of the others?
*Wednesday, November 16, 2011 at 11:20am*

**Physics**

What exerts the force obn a rocket in outer space to make it move forward?
*Tuesday, November 15, 2011 at 8:34pm*

**algebra**

Explain in your own words what it means for an equation to model a real world situation an give an example. -it is right to say that when given a problem, we want to identify the quality of the problem we want to find, translate form word to algebra, and make up an equation ...
*Tuesday, November 15, 2011 at 8:51am*

**physics**

A rocket is fired in deep space, where gravity is negligible. In the first second it ejects 1/160 of its mass as exhaust gas and has an acceleration of 15.1 m/s^2.What is the speed v_gas of the exhaust gas relative to the rocket?
*Monday, November 14, 2011 at 11:22pm*

**Physics**

It has been suggested that rotating cylinders about 9 mi long and 5.1 mi in diameter be placed in space and used as colonies. What angular speed must such a cylinder have so that the centripetal acceleration at its surface equals the free-fall acceleration on Earth? ? rad/s
*Monday, November 14, 2011 at 12:17pm*

**physics**

It has been suggested that rotating cylinders about 9 mi long and 5.1 mi in diameter be placed in space and used as colonies. What angular speed must such a cylinder have so that the centripetal acceleration at its surface equals the free-fall acceleration on Earth?
*Monday, November 14, 2011 at 12:02pm*

**Chemistry**

An estimation of the radius of a lead atom: a. You are given a cube of lead that is 1.000 em on each side. The density of lead is 11.35 g/cm3. How many atoms of lead are contained in the sample. b. Atoms are spherical; therefore, the lead atoms in this sample cannot fill all ...
*Sunday, November 13, 2011 at 8:57pm*

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