Thursday

November 20, 2014

November 20, 2014

**Recent Homework Questions About Drawing**

Post a New Question | Current Questions

**Applied Math **

If a scale drawing has a ratio of 1.5 inches to 20 feet,how many inches would be required for an actual distance of 75 feet?
*Thursday, April 26, 2012 at 1:23pm*

**HCA 230 COmmunicaiton in Health Care**

I am not looking for someone to do this, I am just trying to figure out how am I suppose to do an introduction and conclusion in a PowerPoint for this. I understand everything else in the directions, but it's my final project and I want to make sure I have everything ...
*Wednesday, April 25, 2012 at 2:25am*

**physics**

A proton moves in a constant electric field E from point A to point B. The magnitude of the electric field is 4.2 x10^4 N/C; and it is directed as shown in the drawing, the direction opposite to the motion of the proton. If the distance from point A to point B is 0.18 m, what ...
*Monday, April 23, 2012 at 5:23pm*

**College Majors?**

I am a senior rapidly approaching the end of my high school education. Of course college is on my rader. I plan to go to double-major in journalism and art. I want to get my bachelor's degree in journalism so I can become an editor. I can work this job from home while ...
*Sunday, April 22, 2012 at 8:39pm*

**physics**

"Only two forces act on an object (mass = 3.90 kg), as in the drawing. (F = 76.0 N.) Find the magnitude and direction (relative to the x axis) of the acceleration of the object. " (The angle is 45 degrees and the horizontal force is 40N)
*Friday, April 20, 2012 at 4:48pm*

**physics**

"Only two forces act on an object (mass = 3.90 kg), as in the drawing. (F = 76.0 N.) Find the magnitude and direction (relative to the x axis) of the acceleration of the object. " (The angle is 45 degrees and the horizontal force is 40N)
*Friday, April 20, 2012 at 4:39pm*

**physics**

To illustrate the effect of ice on the aluminum cooling plate, consider the data shown in the drawing below. The length of the ice block is L1 = 0.00476 m and its temperature is T1 = -11.9 °C. The aluminum block is L2 = 0.00131 m long and has a temperature of T2 = -23.8 &...
*Wednesday, April 18, 2012 at 10:25am*

**Alg2**

You are playing a game that involves drawing three numbers from a hat. There are 25 pieces of paper numbered 1 to 25 in the hat. Each number is replaced after it is drawin. What is the probability that each number is greater than 20 or less than 4 ?
*Wednesday, April 18, 2012 at 1:51am*

**science**

My son had this assignment and it is totally confusing to me. This is the info provided: 4.5-V lightbulb and 3 batteries that are 1.5 V each Knowing Ohm's law: voltage (in volts) =current (in amps) x resistance (in ohms) or V=IR. Determine in which circuit the voltage was ...
*Tuesday, April 17, 2012 at 6:21pm*

**math**

you are making a scale drawing with a scale of 2 in =17ft. explain how you find the lenght of the drawing of an object that has an actual lenght of 51ft. what points should you include in your explanation?
*Monday, April 16, 2012 at 5:00pm*

**math**

you are making a scale drawing with a scale of 2in.=17ft. elplain how you find the length of the drawing of an object that has an actual lenght of 51ft
*Monday, April 16, 2012 at 4:32pm*

**math**

A building has 4 stories that are each 15 feet high. A scale drawing has the height of the building at 5 inches. Which of the following is the correct scale?
*Monday, April 16, 2012 at 9:29am*

**physics**

A steel (Young's modulus 2.0 x 1011 N/m2) wire is strung between two supports attached to a ceiling. Initially, there is no tension in the wire when it is horizontal. A 88-N picture is then hung from the center of the wire, as the drawing illustrates, so the ends of the ...
*Saturday, April 14, 2012 at 5:09am*

**statistics**

A box contains 3 white and 5 black balls. Four balls are drawn at random "with replacement" from the box (i.e. selected balls are returned to the box and mixed, before drawing the next ball). Let X be the number of black balls drawn. What is the distribution of X? ...
*Friday, April 13, 2012 at 12:19am*

**algebra**

at the airport the new run way will be parallel to a highway. on the scale drawing of the airport the equation that represents the highway is 6y=8x-11. what is the equation for the runway
*Thursday, April 12, 2012 at 12:37am*

**geometry**

the ratio of a length on a scale drawing or model to the corresponding length on the real object....is called what?
*Wednesday, April 11, 2012 at 8:34pm*

**art**

1. This is an identifiable symbol that stands for a company. (1 point)motif logo cartoon sign 2. This term refers to an illustration in an early hand-made manuscript. (1 point)drawing photograph illumination print 3. This term refers to different fonts used in graphic design...
*Tuesday, April 10, 2012 at 5:00pm*

**Math**

Mandy's kitchen measures eight feet by seven feet. If she is making a scale drawing of one inch = two feet, how many inches will she use for eight feet? How many inches will Mandy use for seven feet?
*Tuesday, April 10, 2012 at 12:57pm*

**math**

Suppose the cards shown are mixed and placed facedown. Think about drawing a card and without replacement drawing a second card. Give the probability in simplest form: P(A, B) = _____ ————— ————— —————...
*Monday, April 9, 2012 at 4:33pm*

**Geography**

1 Why has there been a lot of internal migration within Italy? 2 extended decline in general business activity 3 Describe the economic activities that make Northern Italy a profitable region. 4 What other cultures have mixed with or influenced Spanish culture? 5 What is unique...
*Friday, April 6, 2012 at 5:40pm*

**Physics**

The drawing shows two identical systems of objects; each consists of the same three small balls connected by massless rods. In both systems the axis is perpendicular to the page, but it is located at a different place, as shown. The same force of magnitude F is applied to the ...
*Sunday, April 1, 2012 at 10:51am*

**math**

when is it more practical to use a scale drawing rather than an actual size drawing
*Saturday, March 31, 2012 at 11:38am*

**Physics**

The earth has a radius of 6.38 106 m and turns on its axis once every 23.9 h. A. What is the tangential speed (in m/s) of a person living in Ecuador, a country that lies on the equator? (b) At what latitude (i.e., the angle θ in the drawing) is the tangential speed two-...
*Friday, March 30, 2012 at 6:07pm*

**Probability**

Jolie has 6 quarters, 6 dimes, 4 nickels, and 10 pennies in her coin purse. If two coins are drawn at random without replacement, what is the probability of drawing a quarter on the first draw and a nickel on the second draw?
*Friday, March 30, 2012 at 2:56pm*

**Geometry**

On the scale drawing of a floor plan 2 inches= 5 ft. A room is 7 inches long on the scale drawing. Find the actual length of the room.
*Thursday, March 29, 2012 at 12:44am*

**algebra**

scale drawing of a rectangular room has a length of 18 inches and a width of 12 inches. if the scale for the drawing is 1 inch =21/2 feet, what is the permeter of the actual room
*Wednesday, March 28, 2012 at 12:43am*

**math**

the perimeter of a room is 45 yards and the area is 120 square yards. what would be the perimeter and the area of the room on a scale drawing with the scale of 3 feet to 1 yard?
*Tuesday, March 27, 2012 at 9:11pm*

**physics**

A person exerts a horizontal force of F = 174 N in the test apparatus shown in the drawing. (h = 0.33 m.) Find the horizontal force M that his flexor muscle exerts on his forearm.
*Tuesday, March 27, 2012 at 7:32pm*

**physics please help!!**

A distant galaxy is simultaneously rotating and receding from the earth. As the drawing shows, the galactic center is receding from the earth at a relative speed of uG = 1.90 106 m/s. Relative to the center, the tangential speed is vT = 3.00 105 m/s for locations A and B, ...
*Tuesday, March 27, 2012 at 2:38am*

**physics please help!!**

A distant galaxy is simultaneously rotating and receding from the earth. As the drawing shows, the galactic center is receding from the earth at a relative speed of uG = 1.90 106 m/s. Relative to the center, the tangential speed is vT = 3.00 105 m/s for locations A and B, ...
*Tuesday, March 27, 2012 at 2:36am*

**statics**

Suppose we want to estimate the average number of purchases in a given hour in a local convenience store. Using this example, describe in your own words how you would go about determining this average through: a. Drawing a random sample b. Drawing a systematic sample c. ...
*Friday, March 23, 2012 at 2:36pm*

**Physics**

On a banked race track, the smallest circular path on which cars can move has a radius of 113 m, while the largest has a radius of 164 m, as the drawing illustrates. The height of the outer wall is 17.4 m. Find (a) the smallest and (b) the largest speed at which cars can move ...
*Tuesday, March 20, 2012 at 10:30pm*

**Physics**

On a banked race track, the smallest circular path on which cars can move has a radius of 113 m, while the largest has a radius of 164 m, as the drawing illustrates. The height of the outer wall is 17.4 m. Find (a) the smallest and (b) the largest speed at which cars can move ...
*Tuesday, March 20, 2012 at 10:29pm*

**geometry**

Robert is making a scale drawing of a painting that is 48in. wide by 120in. high. His paper is 12in. wide and 24in. tall. He decides to use the scale 1in.= 4in. Is this a reasonable scale?
*Wednesday, March 14, 2012 at 1:59am*

**Physics**

The drawing shows a cross section of a plano-concave lens resting on a flat glass plate. (A plano-concave lens has one surface that is a plane and the other that is concave spherical.) The thickness t is 1.38 10-5 m. The lens is illuminated with monochromatic light (λ...
*Tuesday, March 13, 2012 at 10:05pm*

**physics**

By accident, a large plate is dropped and breaks into three pieces. The pieces fly apart parallel to the floor, with v1 = 3.15 m/s and v2 = 1.50 m/s. As the plate falls, its momentum has only a vertical component, and no component parallel to the floor. After the collision, ...
*Tuesday, March 13, 2012 at 2:27pm*

**pre algabra**

mark is making a scale drawing of his house.the width of his house is 40 feet.marks room is 10 feet wide by 17 and a half feet long in mark first drawing the width of his house (40feet) is represented by 8 inches what would the dimensions of his room in inches be on the drawing?
*Monday, March 12, 2012 at 4:59pm*

**physics**

The drawing shows a copper wire (negligible resistance) bentinto a circular shape with a radius of 0.48 m. The radial sectionBC is fixed in place, while the copper bar ACsweeps around at an angular speed of 16 rad/s. The bar makeselectrical contact with the wire at all times. ...
*Monday, March 12, 2012 at 1:03am*

**Chemistry**

Draw a titration curce of 25.0 mL of 0.100 M aluminum ion (pKa=5.14) with 0.100 M NaOH. I am familiar with the process of drawing titration curves, however, I have never done an example with an ion (aluminum ion) rather than an actual acid. If anyone can please tell me how to ...
*Sunday, March 11, 2012 at 11:03am*

**accounting**

Classify each of the following items as owner's drawing, revenue, or expense. (a) Advertising expense (b) Commission revenue (c) Insurance expense (d) Salaries Expense (e) Bergman, Drawing (f) Rent revenue (g) Utilities expense
*Wednesday, March 7, 2012 at 7:51pm*

**Physics**

(the drawing is of a square with each side equaling L and the opposites of each corner are equal to each other, so the mystery corner would be 3I) Four parallel long straight wires are carrying current perpendicular to the page, and the points at which they pass through the ...
*Tuesday, March 6, 2012 at 9:30pm*

**math**

what are the odds in favor of randomly drawing the letter m from the letters in the word remember? would it be 2 out of 8 would you simplify it to 1 out of 4??? help
*Tuesday, March 6, 2012 at 8:14pm*

**Math**

There are 10 marbles in a bag. 5 blue, 3 red and 2 green. If you draw 1 marble at random, What are the odds in favor of drawing a red marble? Is the answer 3/10 or 3/7 ???
*Monday, March 5, 2012 at 9:01pm*

**English**

Writeacher, could you please check the very last things. It's really late here and I need to go to bed. Thank you. 1) Unfortunately, we have just sent in our Comenius proposal for a science project on biodiversity in water with both a German and a French school. 2) However...
*Monday, March 5, 2012 at 6:05pm*

**English**

I left out a few other things I would like to include in an email. Thank you very much. 1) Unfortunately, we have just sent in our Comenius proposal for a science project on biodiversity in water with a German and a French school. 2) However,being an English teacher myself, I ...
*Monday, March 5, 2012 at 5:06pm*

**Mechanics**

A 30.0-kg block is resting on a flat horizontal table. On top of this block is resting a 15.0-kg block, to which a horizontal spring is attached, as the drawing illustrates. The spring constant of the spring is 325 N/m. The coefficient of kinetic friction between the lower ...
*Monday, March 5, 2012 at 2:19pm*

**physics**

A 1245-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A W = 1980-N crate hangs from the far end of the beam. (a) Using the data shown in the drawing, find the magnitude of the tension in the wire. N (b) Using the data ...
*Friday, March 2, 2012 at 1:02pm*

**Physics**

Workers have loaded a delivery truck in such a way that its center of gravity is only slightly forward of the rear axle, as shown in the drawing. The mass of the truck and its contents is 6675 kg. Find the magnitudes of the forces exerted by the ground on the following. (a) ...
*Thursday, March 1, 2012 at 11:08pm*

**math**

How can you decide whether a photo or drawing can be enlarged or reduced to fit a space without distorting the shape?
*Thursday, March 1, 2012 at 9:01pm*

**Math**

Three students will represent your school at a conference at the state capitol. A drawing will be held to select the three representatives from a group of five finalists. If you and you friend are both finalists, what are the chances that both of your names will be drawn?
*Thursday, March 1, 2012 at 6:20pm*

**English**

Are the verbs in these sentences passive voice, weak or past tense. My answers: 1. The book was informative but too long.--weak or past or both?? 2.The teachers have sent the book to the publisher.--past 3.The essay has been shortened by ten pages.-- past 4. This method of ...
*Wednesday, February 29, 2012 at 7:56pm*

**Physics**

Two identical cars (m = 1350 kg) are traveling at the same speed of 23.9 m/s. They are moving in the directions shown in the drawing. What is the magnitude of the total momentum of the two cars?
*Wednesday, February 29, 2012 at 2:55pm*

**Physics**

A skier starts from rest at the top of a hill. The skier coasts down the hill and up a second hill, as the drawing illustrates. The crest of the second hill is circular, with a radius of 38.3 m. Neglect friction and air resistance. What must be the height h of the first hill ...
*Wednesday, February 29, 2012 at 2:46pm*

**Physics**

The drawing shows a skateboarder moving at 5.55 m/s along a horizontal section of a track that is slanted upward by 40.9 ° above the horizontal at its end, which is 0.724 m above the ground. When she leaves the track, she follows the characteristic path of projectile ...
*Wednesday, February 29, 2012 at 2:46pm*

**Math**

A scale drawing of a house is 15 cm high. If the drawing was built with a scale of 1 cm: 2.5ft, how high was the actual house
*Wednesday, February 29, 2012 at 7:05am*

**physics**

The drawing below shows two laboratory carts (each has a mass of 1.0 kg) X and Y in contact with a compressed exploder spring between them. The mass on cart Y is 2.33 kg, distance A is 6 cm, distance B is 9 cm. What mass must be placed on cart X, such that after the explosion ...
*Tuesday, February 28, 2012 at 8:39pm*

**physics**

A mountain climber, in the process of crossing between two cliffs by a rope, pauses to rest. She weighs 620 N. As the drawing shows, she is closer to the left cliff than to the right cliff, with the result that the tensions in the left and right sides of the rope are not the ...
*Tuesday, February 28, 2012 at 3:18pm*

**Algebra 2**

Two cards are randomly drawn from a standard deck without replacing the card after the first draw. Find the probability of drawing a spade followed by a heart?
*Tuesday, February 28, 2012 at 12:25pm*

**physics**

Four very thin rods, each 5.9 m long, are joined to form a square, as part (a) of the drawing shows. The center of mass of the square is located at the coordinate origin. The rod on the right is then removed, as shown in part (b) of the drawing. What are the x- and y-...
*Monday, February 27, 2012 at 6:50pm*

**physics**

The drawing shows a skateboarder moving at 5.34 m/s along a horizontal section of a track that is slanted upward by 47.7 ° above the horizontal at its end, which is 0.795 m above the ground. When she leaves the track, she follows the characteristic path of projectile ...
*Sunday, February 26, 2012 at 10:44pm*

**Math/Trig**

Period: Asymptotes: Range: a) y= 2 sec (x) + 1 b) y= -2 csc (x - pi/2) c) y= 1 + tan (x + pi/4) d) y= 1/2 + csc (x - pi) + 1 e) y= cot (3x + pi) + 2 Any tips on drawing the graph?
*Sunday, February 26, 2012 at 10:21pm*

**Math**

Matt has a deck of 20 cards. Of these 15 are numbers cards and 5 face cards. What is the probability of drawing a number card from the whole deck?
*Sunday, February 26, 2012 at 3:05pm*

**accounting**

Wilson Reed, the bookkeeper for Home Interior Improvements and Designs Company, has just finished posting the closing entries for the year to the ledger. He is concerned about the following balances: Capital account balance in the general ledger: $ 48,550 Ending capital ...
*Thursday, February 23, 2012 at 9:22am*

**physics**

In an automatic clothes dryer, a hollow cylinder moves the clothes on a vertical circle (radius r = 0.31 m), as the drawing shows. The appliance is designed so that the clothes tumble gently as they dry. This means that when a piece of clothing reaches an angle of θ above...
*Wednesday, February 22, 2012 at 5:49pm*

**physics**

A racetrack has the shape of an inverted cone, as the drawing shows. On this surface the cars race in circles that are parallel to the ground, and the surface is at an angle θ = 25°. For a speed of 27 m/s, at what value of the distance d should a driver locate his car...
*Wednesday, February 22, 2012 at 4:37pm*

**physics**

A "swing" ride at a carnival consists of chairs that are swung in a circle by 12.0 m cables attached to a vertical rotating pole, as the drawing shows. (θ = 61.0°) Suppose the total mass of a chair and its occupant is 196 kg. the tension is 3961.97N Find the...
*Wednesday, February 22, 2012 at 4:18pm*

**physics**

The drawing shows box 1 resting on a table, with box 2 resting on top of box 1. A massless rope passes over a massless, frictionless pulley. One end of the rope is connected to box 2, and the other end is connected to box 3. The weights of the three boxes are W1 = 51.0 N, W2...
*Tuesday, February 21, 2012 at 2:39pm*

**physics**

The drawing shows a wire tooth brace used by orthodontists. The topmost tooth is protruding slightly, and the tension in the wire exerts two forces and ' on this tooth in order to bring it back into alignment. If the forces have the same magnitude of 17.0 N, what is the ...
*Tuesday, February 21, 2012 at 2:18pm*

**Mechanics AS (Vectors)**

When Studying Vectors, How Would I Go About Answering This Question? In Each of the following Cases, find the magnitude and direction of the resultant vectors of the two given vectors: a) a displacement of magnitude 26km on a bearing of 175 degrees and a displacement of ...
*Tuesday, February 21, 2012 at 1:00pm*

**Geometry**

Please Help. You make a scale draing of a garden plot using the scale 2in.= 17ft. If the length of a row of vegetables on the drawing is 3 in.,how long is he actual row?
*Sunday, February 19, 2012 at 7:25pm*

**geometry**

Can someone help? Your make a scale drawing of a tree using the scale 5 in. =27 ft. If the tree is 67.5 ft tall, how tall is the scale drawing?
*Saturday, February 18, 2012 at 10:34am*

**Physics**

A cable is lifting a construction worker and a crate, as the drawing shows. The weights of the worker and crate are 968 and 1550 N, respectively. The acceleration of the cable is 0.620 m/s2, upward.
*Thursday, February 16, 2012 at 1:02pm*

**physics**

A proton moves in a constant electric field from point A to point B. The magnitude of the electric field is 6.4 × 10^4 N/C; and it is directed as shown in the drawing, the direction opposite to the motion of the proton. If the distance from point A to point B is 0.50 m, ...
*Thursday, February 16, 2012 at 1:27am*

**Physics**

The drawing shows two fully charged capacitors (C1 = 7 µF, q1 = 4 µC; C2 = 16 µF, q2 = 4 µC). The switch is closed, and charge flows until equilibrium is reestablished (i.e., until both capacitors have the same voltage across their plates). Find the ...
*Tuesday, February 14, 2012 at 9:45pm*

**algebra**

Find the sum by making a drawing. (2+3)+(5x+1)
*Monday, February 13, 2012 at 4:37pm*

**math **

6. A bowl contains 10 red balls, 10 green balls and 10 white balls. a. What is the probability of drawing 2 white balls with replacement? b. What is the probability of drawing 2 white balls without replacement?
*Monday, February 13, 2012 at 6:34am*

**Physics II**

two perpendicular, long, straight wires, both of which lie in the plane of the paper. The current in each of the wires is I = 4.5 A. In the drawing dH = 0.13 m and dV = 0.48 m. Find the magnitudes of the net magnetic fields at points A and B. The drawing shows one horizontal ...
*Sunday, February 12, 2012 at 8:17pm*

**Physics II**

A copper rod of length 0.83 m is lying on a frictionless table (see the drawing). Each end of the rod is attached to a fixed wire by an unstretched spring whose spring constant is k = 79 N/m. A magnetic field with a strength of 0.13 T is oriented perpendicular to the surface ...
*Sunday, February 12, 2012 at 8:13pm*

**Physics**

The wire in the drawing carries a current of 14 A. Suppose that a second long, straight wire is placed right next to this wire. The current in the second wire is 33 A. Use Ampere's law to find the magnitude of the magnetic field at a distance of r = 1.0 m from the wires ...
*Sunday, February 12, 2012 at 8:12pm*

**Physics 2**

The drawing shows four insulated wires overlapping one another, forming a square with 0.050-m sides. All four wires are much longer than the sides of the square. The net magnetic field at the center of the square is 91.5 µT. Calculate the current I.
*Sunday, February 12, 2012 at 6:28pm*

**Statistics**

A bucket has 3 blacks and 7 red balls. (a) What is the probability of drawing a black fall on the first draw? (my answer - 3/10 x 100 = 30%) (b) What is the probability of drawing a red ball on the 2nd draw if you replace the black ball you drew on the first draw? (my answer...
*Saturday, February 11, 2012 at 4:44pm*

**Statistics**

You have a bucket with 3 black balls and 7 red balls. What is the probability of drawing 2 reds and 1 black in 3 draws if order is not important? (Assume replacement after each draw)
*Saturday, February 11, 2012 at 2:47pm*

**Mathematics**

OPQRS is a right pyramid whose base is a square of sides 12cm each. Given that the slant height of the pyramid is 15cm. Find the height of the pyramid, the volume of the pyramid, and the total surface area of the pyramid by first drawing the net of the pyramid.
*Saturday, February 11, 2012 at 2:27am*

**physics**

Two boxes (b1 = 23 kg and b2 = 57 kg) are being pushed across a horizontal frictionless surface, as the drawing shows. The 48-N pushing force is horizontal and is applied to the 23-kg box, which in turn pushes against the 57-kg box. Find the magnitude of the force that the 23-...
*Friday, February 10, 2012 at 11:27am*

**Physics**

The lob in tennis is an effective tactic when your opponent is near the net. It consists of lofting the ball over his head, forcing him to move quickly away from the net (see the drawing). Suppose that you lob the ball with an initial speed of 16.0 m/s, at an angle of 47.0°...
*Thursday, February 9, 2012 at 5:46pm*

**English**

The first sentences of the last paragraph and then we have finished! Thank you very much !!!!!! 1) The preparatory meeting made clear that the idea to make a project is a result of the desire to become a more Europeen school as well as to get to know how those things are ...
*Wednesday, February 8, 2012 at 7:50pm*

**physics**

The lob in tennis is an effective tactic when your opponent is near the net. It consists of lofting the ball over his head, forcing him to move quickly away from the net (see the drawing). Suppose that you lob the ball with an initial speed of 16.0 m/s, at an angle of 47.0°...
*Wednesday, February 8, 2012 at 6:20pm*

**math**

the sale of drawing is 1/4 in. = 12 ft. find the atual measurement
*Tuesday, February 7, 2012 at 11:43pm*

**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**

the winninq three-digit number in a drawing for a door prize had the same units and hundreds digit. the product of its units and tens digits was 5 less than twice the sum of its digits. its middle digit was one more than twice its units digit. What was the number?
*Saturday, February 4, 2012 at 11:53am*

**physics**

A person looking out the window of a stationary train notices that raindrops are falling vertically down at a speed of 8.1 m/s relative to the ground. When the train moves at a constant velocity, the raindrops make an angle of θ = 25° when they move past the window as...
*Friday, February 3, 2012 at 5:52pm*

**geometry**

A lacrosse field measures 110 yards long by 60 yards wide. What would be an appropriate scale to construct a scale drawing of a lacrosse field so it would best fit on a 8.5 by 11 inch sheet of paper?(1 yd = 36 in.)
*Thursday, February 2, 2012 at 9:23pm*

**math**

Write an expression from the model below and then simplify the expression. Positive Negative Which equation is modeled on the number line below? (-56)/(-8) = 3- (-4)= 7.1 (Rational Numbers) No Calculators Fill in the chart below. Base of 10 Whole Number or Fraction Decimal ...
*Thursday, February 2, 2012 at 3:03pm*

**physics**

An electric car accelerates for 7.2 s by drawing energy from its 430-V battery pack. During this time, 1700 C of charge pass through the battery pack. Find the minimum power rating of the car.
*Wednesday, February 1, 2012 at 7:57pm*

**geometry**

A park at the end of a city block is a right triangle with legs 150 ft and 200 ft long. Make a scale drawing of the park using the following scale 1in:300ft.
*Wednesday, February 1, 2012 at 4:44pm*

**Physics**

An electron is released from rest at the negative plate of a parallel plate capacitor and accelerates to the positive plate (see the drawing). The plates are separated by a distance of 1.4 cm, and the electric field within the capacitor has a magnitude of 3.5 106 V/m. What is ...
*Wednesday, February 1, 2012 at 10:50am*

**English**

I left out the following sentences. Thank you very much for helping me. 1) As for our Comenius project on biodiversity in water, I'm attaching a copy of the European module the coordinating school has to fill in by 21 February. 2) Do you think you could help the German ...
*Tuesday, January 31, 2012 at 9:22am*

**physics**

You are on a train that is traveling at 3.0 m/s along a level straight track. Very near and parallel to the track is a wall that slopes upward at a 12° angle with the horizontal. As you face the window (0.86 m high, 2.0 m wide) in your compartment, the train is moving to ...
*Monday, January 30, 2012 at 5:15pm*

**Physics**

The drawing shows a square, each side of which has a length of L = 0.25 m. Two different positive charges q1 and q2 are fixed at the corners of the square. Find the electric potential energy of a third charge q3 = -7.00 10-9 C placed at corner A and then at corner B.
*Monday, January 30, 2012 at 4:49pm*

**English**

I urgently need you to check the agenda again: Agenda of the Comenius project 1) 27 January 2012 Greeting of the principal of "... high school" (to the German and French schools) in the teachers' library. 9 pm -12pm Visit of the school (and its laboratories) ...
*Thursday, January 26, 2012 at 5:06pm*

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