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October 1, 2014

Search: A 7.0 kg box slides a 20 m distance on ice.

Number of results: 19,798

physics
The alarm at a fire station rings and a 87-kg fireman, starting from rest, slides down a pole to the floor below (a distance of 3.9 m). Just before landing, his speed is 1.3 m/s. What is the magnitude of the kinetic frictional force exerted on the fireman as he slides down the...
February 19, 2011 by Julius

physics
The alarm at a fire station rings and a 83-kg fireman, starting from rest, slides down a pole to the floor below (a distance of 3.9 m). Just before landing, his speed is 1.3 m/s. What is the magnitude of the kinetic frictional force exerted on the fireman as he slides down the...
October 17, 2013 by collin.saccoman

social studies
Who invented the ice box?
March 12, 2010 by Michaela

physics
projectile motion question need help working through it an airplane travelling 1001meters above the ocean at 125km/h is going to drop a box of supplies to shipwrecked victims below. a) How many seconds before the plane is directly overhead should the box be dropped b) what is ...
March 14, 2010 by jake

Physical science
A 85kg box slides along the floor at 85km/hour. What is the boxes kinetic energy
October 8, 2010 by Anonymous

Physics
A 10kg box is pulled a distance of 100m along a level floor at constant velocity using a force of 40 N at an angle of 35 degrees above the horizontal. If the box is pulled at constant velocity, what is the coefficient of friction between the bottom of the box and the floor?
November 11, 2009 by Holly

Physics
When a block slides a certain distance down an incline the work done by gravity is 300 J. What is the work done by gravity if this block slides the same distance up the incline? a) 300 J b) zero c) -300 J d) It cannot be determined without knowing the distance the block ...
March 26, 2007 by Tammy

Physics
A 10-kg box is at rest on a horizontal frictionless surface, at the end of an unstretched horizontal spring with constant k = 4000 N/m. The mass is then quickly struck with a hammer that imparts an impulse along the horizontal direction, compressing the spring a maximum ...
February 18, 2014 by Taylor

Physics
A 10-kg box is at rest on a horizontal frictionless surface, at the end of an unstretched horizontal spring with constant k = 4000 N/m. The mass is then quickly struck with a hammer that imparts an impulse along the horizontal direction, compressing the spring a maximum ...
February 18, 2014 by Taylor

Physics - Mechanics and Ocsillatory Motion
An 8.70 kg block slides with an initial speed of 1.56 m/s up a ramp inclined at an angle of 28.4 with the horizontal. The coefficient of kinetic friction between the block and the ramp is 0.62. Use energy conservation to find the distance the block slides before coming to rest...
November 10, 2010 by Sara

physics 221
Question Part Points Submissions Used An 8.61-kg block slides with an initial speed of 1.72 m/s down a ramp inclined at an angle of 27.4 with the horizontal. The coefficient of kinetic friction between the block and the ramp is 0.73. Use energy conservation to find the ...
October 12, 2012 by Anonymous

Physics
An airplane traveling 1001 m above the ocean at 125 km/h is going to drop a box of supplies to shipwrecked victims above. a. How many seconds before the plane is directly overhead should the box be dropped? b. What is the horizontal distance between the plane and the victims ...
November 8, 2009 by Angel

physics
A constant horizontal pull of 8.25 N drags a box along a horizontal floor through a distance of 19.1 m. Q How much work does the pull do on the box? Ans: i got the answer as W = 158 J But i have problem with the second question? Question: Suppose that the same pull is exerted ...
March 21, 2011 by nancy

physics
A 40-g block of ice is cooled to −71C and is then added to 590 g of water in an 80-g copper calorimeter at a temperature of 27C. Determine the final temperature of the system consisting of the ice, water, and calorimeter. (If not all the ice melts, determine how much ...
April 6, 2012 by kevin

physics
A 40-g block of ice is cooled to −71C and is then added to 590 g of water in an 80-g copper calorimeter at a temperature of 27C. Determine the final temperature of the system consisting of the ice, water, and calorimeter. (If not all the ice melts, determine how much ...
April 11, 2012 by anthony

two dimensional kinematics
A hammer slides down a roof of angle theta (with respect to the ground). It slides along the roof distance D. As it leaves the roof, a height H above the ground, it has velocity in both directions. Find how far from the base of the building the hammer lands.
October 8, 2012 by ringo

math
Mr. Cline needs 36 ice cubes for the science experiment. Eack ice tray makes 12 ice cubes. If he makes 4 ice trays, does he have enough ice cubes? Can you use an estimate to solve? Explain.
January 21, 2009 by Kim

physical
A box slides downwards at a constant velocity on an inclined surface that has a coefficient of friction uK = .58 The angle of the incline, in degrees?
July 30, 2013 by Sam

Help pls
A box is dropped from a spacecraft moving horizontally at 27.0 m/s at a distance of 155 m above the surface of a moon. The rate of freefall acceleration on this airless moon is 2.79 m/s2. (a) How long does it take for the box to reach the moon's surface? (b) What is its ...
December 15, 2010 by misha shrutt

physics
A box is dropped from a spacecraft moving horizontally at 27.0 m/s at a distance of 155 m above the surface of a moon. The rate of freefall acceleration on this airless moon is 2.79 m/s2. (a) How long does it take for the box to reach the moon's surface? (b) What is its ...
December 15, 2010 by kevin giordano

physics
A box is dropped from a spacecraft moving horizontally at 27.0 m/s at a distance of 155 m above the surface of a moon. The rate of freefall acceleration on this airless moon is 2.79 m/s2. (a) How long does it take for the box to reach the moon's surface? (b) What is its ...
December 15, 2010 by misha shrutt

Physica
(Please put the resulting figures and Thanks)))) a man pushes a box of mass 5 kg in a horizontal direction by 10 N force on the surface through a distance of 5m if the cofficien of kinetic friction is 0.2 the total work done on the box is
July 16, 2012 by 19191919

Science
you push a 75 kg wooden box at a constant speed. the coeffiecent of kinetic friction between the box and the desk is 0.230. You pull the crate a distance of 8.75 m. How much work was done? Explain steps please//
January 10, 2013 by analicia

Science
you push a 75 kg wooden box at a constant speed. the coeffiecent of kinetic friction between the box and the desk is 0.230. You pull the crate a distance of 8.75 m. How much work was done? Explain steps please//
January 10, 2013 by analicia

mechanics
A 2kg box sits at rest on a level floor. Two children push on the box at the same time. Eli pushes horizontally to the right on the box with a force of 4N. Jamie pushes straight downward on the box with a force of 3N. The box does not move (there is friction between the box ...
July 6, 2014 by juanpro

Physics
A box of mass 1kg is placed on a table and is connected to a hanging mass m by a string strung over a pulley. If the coefficient of kinetic friction between the box and the table is .3 and the box slides at a constant speed of .5m/s what is the weight of the hanging mass? to ...
November 14, 2007 by Andrea

physics
The press box at a baseball park is 34ft above the ground. A reporter in the press box looks at an angle of 17 degrees below the horizontal to see second base. What is the horizontal distance from the press box to second base?
February 27, 2010 by mb

Physics
A hockey puck slides along the ice. There is a frictional force between the ice and puck, and this is the only horizontal force on the puck. Which of the following must be true? A. The puck will slow down and eventually come to rest. B. The puck will continue to move at ...
December 8, 2011 by Anonymous

physics
A solid ball and a hollow ball, each with a mass of 6 kg and radius of 0.1 m, start from rest and roll down a ramp of length 3 m at an incline of 31. An ice cube of the same mass slides without friction down the same ramp. What is the speed of the ice cube at the bottom of ...
March 25, 2011 by need help as soon as possible

college physics
A student moves a box of books by attaching a rope to the box and pulling with a force of 80.0 N at angle of 45o. The box of books has a mass of 25.0 kg and the coefficient of kinetic friction between the bottom of the box and the sidewalk is 0.43. Find the acceleration of the...
October 21, 2012 by amber

Physics
how much work is required to lift a 98-N block of ice if A) it is lifted a vertical distance of 5-m.? B) you push the same block of ice up a 7-m long ramp using in acompare to the work required in b.? C) How does the work required in A compare to the work required in B.? D) ...
November 7, 2010 by Tyler

physics
A block slides a distance d down a frictionless plane and then comes to a stop after sliding a distance s across a rough horizontal plane. What fraction of the distance s does the block slide before its speed is reduced to one-third of the maximum speed it had at the bottom of...
February 22, 2011 by andrea

physics
a 35.5kg box slides down an incline plane with a 25 degree angle at a constant rate. how do i calculate the coefficient of friction
January 10, 2011 by casey

physics
A 15 kg box slides across the floor with an initial velocity of +7.6 m/s. It comes to a stop after sliding +14.8 m. How much friction was present?
December 5, 2011 by andrew

Physics
A 16 kg box slides across the floor with an initial velocity of +7.8 m/s. It comes to a stop after sliding +14.6 m. How much friction was present?
November 28, 2012 by Molly

physics
A hockey puck struck by a hockey stick is given an initial speed v0 in the positive x-direction. The coefficient of kinetic friction between the ice and the puck is μk. (a) Obtain an expression for the acceleration of the puck. (Use the following as necessary: μk and...
September 29, 2010 by Anonymous

physics
A hockey puck struck by a hockey stick is given an initial speed v0 in the positive x-direction. The coefficient of kinetic friction between the ice and the puck is μk. (a) Obtain an expression for the acceleration of the puck. (Use the following as necessary: μk and...
September 29, 2010 by Anonymous

Calculus (Optimization)
The U.S. Post Office will accept a box for shipment only if the sum of the length and girth (distance around) is at most 108 inches. Find the dimensions of the largest acceptable box with square ends.
December 16, 2011 by Mishaka

physics
A horizontal force of magnitude F = 176.0 N is used to push a box of mass m = 9.0 kg from rest a distance d = 15.0 m up a frictionless incline with a slope θ = 31.0. 1) How much work is done by the force on the box? W F =
October 9, 2012 by Anonymous

physics
A clerk moves a box of cans down an aisle by pulling on a strap attached to the box. The clerk pulls with a force of 173.0 N at an angle of 31 with the horizontal. The box has a mass of 40 kg, and the coefficient of kinetic friction between the box and the floor is 0.45. Find...
June 1, 2014 by anonymous

physics
A woman finds the front windshield of her car covered with ice at -12.6C. The ice has a thickness of 4.80 10-4 m, and the windshield has an area of 1.25 m2. The density of ice is 917 kg/m3. How much heat is required to melt the ice?
April 14, 2008 by Jaime

Physics
Latent heat question: Your car's windshield is covered with a .58 cm thick layer of ice. The ice has an area of 1.6m^2. If the temperature of the ice is -2C, how much heat is required to melt all the ice?
December 1, 2010 by Anonymous

Physics
A solid ball and a hollow ball, each with a mass of 2 kg and radius of 0.1 m, start from rest and roll down a ramp of length 3 m at an incline of 44. An ice cube of the same mass slides without friction down the same ramp. What is the speed of the ice cube at the bottom of ...
June 19, 2012 by Maria

physis
A box slides downwards at a constant velocity on an inclined surface that has a coefficient of friction uK = .58 The angle of the incline, in degrees, is most nearly:
November 9, 2012 by dee

Physics - Angular Momentum
A 230 kg beam 2.4 m in length slides broadside down the ice with a speed of 22 m/s. A 65 kg man at rest grabs one end as it goes past and hangs on as both he and the beam go spinning down the ice. Assume frictionless motion. a) How fast does the center of mass of the system ...
April 18, 2008 by Nik

physics
A large box is loaded into the very back of a pickup truck and is not tied down. The truck then goes down the road at 20.0 m/s. The coefficient of static friction is 0.80 and the coefficient of kinetic friction is 0.45 between the box and the bed of the truck. What is the ...
October 20, 2011 by ....

physics
A person pulls with a force of 40 N on two boxes at rest. The top box is 3.0 kg and the bottom box is 6.0 kg. The coefficient of kinetic friction between the floor and the larger box is .20 and the angle is 30 degrees. a) if the smaller box doesn't slide on top of the larger ...
October 27, 2010 by caroline

physics
A person pulls with a force of 40 N on two boxes at rest. The top box is 3.0 kg and the bottom box is 6.0 kg. The coefficient of kinetic friction between the floor and the larger box is .20 and the angle is 30 degrees. a) if the smaller box doesn't slide on top of the larger ...
October 28, 2010 by caroline

physics
A 63-kg ice-skater glides with a speed of 10 m/s toward a 14-kg sled at rest on the ice. The ice-skater reaches the sled and holds on to it. The ice-skater and the sled then continue sliding in the same direction in which the ice-skater was originally skating. What is the ...
March 30, 2011 by kevin

physics conceptual
A box containing a pebble is attached to an ideal horizontal spring and is oscillating on a friction-free air table. When the box has reached its maximum distance from the equilibrium point, the pebble is suddenly lifted out vertically without disturbing the box. Will the ...
July 8, 2009 by Anonymous

Physics - Radiation, Heat Transfer
10 sq meters of ice is floating in the Arctic Ocean in mid-Sept - 12 hours of darkness, 12 hours of diffuse sunlight at 50 watts/sq meter. Emissivity of ice = .97 temperature of the top of the ice = -20 C (253 K) Albedo of sea ice = .62 How much radiant energy is absorbed by ...
January 27, 2013 by Robert RACookPE1978

Physics
Bruno drags a box with a mass of 50-kg along a frictionless floor by pulling the box with 18-N at an angle 40 above the horizontal. What is the net work done on the box if the displacement of the box is 10.5-m?
February 19, 2013 by Tianna

Physics
You drag a heavy box along a rough horixontal floor by a horizontal rope. Identify the reaction force to each ofthe follwing forces: A) the pull of the tope on the box. B) the friction force on the box C) the normal force on the box, and D) the weight of the box.
June 10, 2009 by Sarah

physics
In the figure, a stationary block explodes into two pieces L and R that slide across a frictionless floor and then into regions with friction, where they stop. Piece L, with a mass of 2.0 kg, encounters a coefficient of kinetic friction μL = 0.40 and slides to a stop in ...
July 21, 2010 by Tom

Science
A 0.2 kg object is released from rest at point A on a track that is one-quarter of a circle with radius 1.6 m, as shown in the figure. It slides down and reaches point B with a speed of 4.8 m/s. Then it slides on a level surface a distance of 3 m until it comes to rest at ...
May 15, 2013 by T

physics
An airplane traveling 1001 m above the ocean at 125km/h is going to drop a box of supplies to shipwrecked victims below. What is the horizontal distance between the plane and the victims when the box is dropped?
January 25, 2009 by Sophia

Science
1. Why is ice a faster surface for sleddikng than snow? a. Ice is flatter than snow. B. Ice is colder than snow. C. Ice provides less friction. D. Ice has less mass than snow. My answer- A
June 17, 2014 by dddd47906

physics
A 1.5 kg box moves back and forth on a horizontal frictionless surface between two springs.? The box is initially compressed against the stronger spring, K=32 N/cm, 4.0 cm and released from rest. The smaller box is K=16 N/cm. A) By how much will the box compress the weaker ...
December 14, 2009 by mary ann

Physics
Two horizontal forces, F1-> and F2-> , are acting on a box, but only F1->is shown in the drawing. F2-> can point either to the right or to the left. The box moves only along the x axis. There is no friction between the box and the surface. Suppose that F1-> = +8...
February 13, 2013 by Randy

Uos
Two horizontal forces, and , are acting on a box, but only is shown in the drawing. can point either to the right or to the left. The box moves only along the x axis. There is no friction between the box and the surface. Suppose that = +2.6 N and the mass of the box is 4.7 kg...
April 11, 2014 by Mariam

Physics =/
Two horizontal forces, and , are acting on a box, but only is shown in the drawing. can point either to the right or to the left. The box moves only along the x axis. There is no friction between the box and the surface. Suppose that = +5.6 N and the mass of the box is 3.1 kg...
September 26, 2014 by Sanz

Physica
A box of a mass 1500 kg slides from rest on inclined plane , as shown in figure(the angle 30) .Neglecting the Frictional force ,the magniture of its acceleration is ;
July 15, 2012 by Q13

general
Which of the following would you use to sort through slides for a slide presentation? a. camera b. opaque projector c. copy machine d. light box
December 8, 2012 by kan

GENERAL
Which of the following would you use to sort through slides for a slide presentation? A. Camera B. Opaque Projector C. Copy machine D. Light box
December 9, 2012 by khan

general
Which of the following would you use to sort through slides for a slide presentation? A. Camera B. Opaque Projector C. Copy machine D. Light box
December 9, 2012 by khan

Math
There were 7 times as many marbles in Box A as in Box B. After Joyce transferred 294 marbles from Box A to Box B, both boxes had the same number of marbles. How man marbles were there in Box A at first.
November 20, 2013 by J

physics
A 0.299-m-thick sheet of ice covers a lake. The air temperature at the ice surface is -15.0 C. In 4.90 minutes, the ice thickens by a small amount. Assume that no heat flows from the ground below into the water and that the added ice is very thin compared to 0.299 m. ...
April 18, 2012 by anonymous

physics
Suppose 300 g of water at 20C is poured over a 50-g cube of ice with a temperature of -6C. If all the ice melts, what is the final temperature of the water? If all of the ice does not melt, how much ice remains when the waterice mixture reaches equilibrium?
July 26, 2012 by lanre

math
there were 7 times as many marbles in box a as in box b. after joyce transferred 294 marbles from box a to box b, both boxes had the same number of marbles. how many marbles were there in box a at first?
March 30, 2013 by shohanur

Physics
A box of mass m1 = 10.0 kg rests on a smooth, horizontal floor next to a box of mass m2 = 5.0kg. You push on the box 1 with a horizontal force of F = 31.8 N: a.)What net force on box 2 will cause it to have this acceleration? b.)What the force on box 1 on box 2? (In other ...
February 20, 2011 by Brandon

physics
A student pulls on a rope attached to a box of books and moves the box down the hall. The student pulls with a force of 182N at an angle of 25 above the horizontal. The box has a mass of 35kg and &mu k between the box and the floor is 0.27. What is the acceleration of the box.
November 9, 2010 by CJ12

physics
a college student takes her book to class by placing them in a box and pulling it around school. She pulls on the box with a force of 90N at a angle of 30 relative to the horizontal. the box of books has a mass of 20 kg and the coefficiant of kinetic friction between the ...
November 14, 2012 by poop

physics
a college student takes her book to class by placing them in a box and pulling it around school. She pulls on the box with a force of 90N at a angle of 30 relative to the horizontal. the box of books has a mass of 20 kg and the coefficiant of kinetic friction between the ...
November 14, 2012 by poop

Physics
The game is called Ice Bocci. You play by sliding pucks across the ice into each other, sort of like marbles. One player slides the red puck straight into a stationary green puck. The red puck is sliding with a speed of 4 m/s and weighs twice as much as the green puck. What ...
March 20, 2011 by Paige

college physics
A box on a frictionless surface is pulled back a distance x into a spring with spring constant k and released. What is the formula for the kinetic energy of the box after it leaves the spring?
September 11, 2010 by Charlie

physics
A m = 2.51 kg mass starts from rest and slides a distance d down a frictionless theta = 34.6 incline. While sliding, it comes into contact with an unstressed spring of negligible mass. The mass slides an additional 0.220 m as it is brought momentarily to rest by compression ...
October 31, 2009 by Anonymous

physics
A box of mass 5 kg is pulled along a horizontal frictionless surface by a force of 40N inclined @ 30dgrees. Calculate A)the work done by the force over a distance. B)the speed gained by the box after travelling 10m.
August 3, 2011 by Luc

physics 101
A horizontal force of magnitude F = 164 N is used to push a box of mass m = 7 kg from rest a distance d = 17 m up a frictionless incline with a slope q = 31. How much work is done on the box by the gravitational force during this same displacement?
February 29, 2012 by neris

physics
A 45-kg penguin slides off the edge of an ice shelf and hits the water 1.7 s later. What is the magnitude of the gravitational impulse on the penguin during its fall?
January 1, 2012 by Sam

physics
a block of ice released from rest at top of 400 m long ramp slides to the bottom in 2.20 seconds. what is the angle between the ramp and the horizontal
January 13, 2013 by flay

Physics
an 88kg cardboard box is being pulled along a level floor. the coefficient of static friction between the box and the floor is 0.23, and the sliding friction is 0.12. What is the weight of the box? What force is needed to start the box moving? What force is needed to keep the ...
October 29, 2012 by Zach

Physics IMP
A large heavy box has its center of mass at a distance l from a bottom corner and at an altitude h above the ground. At what critical angle alpha does the box start to fall over when it is tilted? Assume that the bottom corner of the box has a large friction coefficient with ...
November 25, 2013 by Rosa

Physics...Friction
A 75 kg box slides down a 25 degree ramp with an acc. of 3.6 m/s2. find mu,k between the box and the ramp. Write down Newton's second law for the direction of motion. "a" is the acceleration. Mg sin 25 - M g cos 25 *mu,k = M a The first term is the weight component along the ...
February 24, 2007 by Christy

Physics
A delivery person pulls a 35 kg box across the floor. The applied force exerted on the box is 122.5 N [38o above the horizontal]. The force of kinetic friction on the box has a magnitude of 55.0 N. The box starts from rest. Using the Work-energy theorem, determine the speed of...
November 12, 2011 by holly

chem - dry ice activity
when the dry ice is in the water it occasionally makes a popping sound. how can you explain that? I expect you are hearing the stress fractures of the dry ice crystals. The same thing happens when you take VERY cold ice cubes from the refrigerator, place them in a glass, then ...
April 22, 2007 by janis

physics
A 20.0 N force is applied at an angle of 40.0 degrees below the horizontal to a 4.00 kg box. The box moves a horizontal distance of 4.00 metres. The work done by the 20.0 N force is:
May 16, 2011 by Anonymous

Physic
A hockey puck leaves a player's stick with a speed of 8.60 and slides 38.0 before coming to rest. Find the coefficient of friction between the puck and the ice.
July 10, 2010 by Andrea

Physics
If a cup is half full of ice, how long will it take to melt the ice in a microwave oven (1000 W) set on high? Also, if you did the above but added 100ml of ice cold water to the ice would this change the results of melt time?
June 23, 2009 by Mary

PHYSICS - PLEASE HELP
A box of weight w=2.0 N accelerates down a rough plane that is inclined at an angle 30 degrees above the horizontal. The normal force acting on the box has a magnitude n= 1.7 N, the coefficient of kinetic friction between the box and the plane is .30, and the displacement d of...
November 30, 2012 by Anonymous

Physics
A youngster shoots a bottle cap up a 15.0 inclined board at 1.92 m/s. The cap slides in a straight line, slowing to 0.95 m/s after traveling some distance. If the coefficient of kinetic friction is 0.35, find that distance. So I get that (1/2)MV^2 = MgX*sin 15 + Mg*muk*cos 15...
December 6, 2007 by Lindsay

Physics
A youngster shoots a bottle cap up a 15.0 inclined board at 1.92 m/s. The cap slides in a straight line, slowing to 0.95 m/s after traveling some distance. If the coefficient of kinetic friction is 0.35, find that distance. I still get 0.315 m as the answer, but it's ...
December 9, 2007 by Lindsay

physics
A box which has a mass of 48 kg is dragged across the floor a distance of 5.9 m. If the coefficient of friction between the box and floor is 0.53, how much non-conservative work is done by friction? The acceleration due to gravity is 9.81 m/s2.
April 29, 2010 by Fallon

physics
A student moves a box of books down the hall by pulling on a rope attached to the box. The student pulls with a force of 173 N at an angle of 27.5 above the horizontal. The box has a mass of 27 kg, and μk between the box and the floor is 0.2. The acceleration of gravity ...
November 6, 2012 by scott

math
If 25 times were moved from Box A to Box B, there would be an equal number of dimes in both boxes. If 100 dimes were moved from Box B to Box A, the ratio of dimes in Box A to Box B would be 7:2. What was the original number of dimes in Box A?
July 21, 2014 by john

physics
In a local bar, a customer slides an empty beer mug down the counter for a refill. The bartender is momentarily distracted and does not see the mug, which slides off the counter and strikes the floor at distance d from the base of the counter. The height of the counter is h. (...
February 18, 2011 by eric

physics multiple choice
A person pushes horizontally with constant force P on a 230 N box resting on a frictionless horizontal floor. Which of the following statements about this box is correct? A.The box will accelerate no matter how small P is. B. The box will not accelerate unless P > 230 N. C...
February 2, 2011 by mely

physics multiple choice
A person pushes horizontally with constant force P on a 230 N box resting on a frictionless horizontal floor. Which of the following statements about this box is correct? A.The box will accelerate no matter how small P is. B. The box will not accelerate unless P > 230 N. C...
February 2, 2011 by andrea

Physics
A 295kg box is pulled at a constant speed by the little engine. The box moves a distance of 2.8 m across the horizontal surface. (μ=.20) How much energy is transferred by the engine? (How much WORK is done?)
March 14, 2014 by Anonymous

physics
A box slides down a 33.3 ◦ ramp with an acceleration of 1.07 m/s 2 . The acceleration of gravity is 9.8 m/s 2 . Determine the coefficient of kinetic friction
December 4, 2012 by Anonymous

Business Calcules
find a rectangular contains at least 231 cubic inches.the height of the box must be exactly 1/4th of the width of the box. the box is closed on all 6 sides. the surface area of the box minimized.?
March 23, 2014 by jasmine

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