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July 28, 2014

Search: There are two forces acting on the 2 kg box shown in the figure below, but only

Number of results: 40,437

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 = +6.2 N and the mass of the box...
February 2, 2011 by Tiffany

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
There are two forces acting on a box of golf balls, F1 and F2. The mass of the box is 0.750 kg. When the forces act in the same direction, they cause an acceleration of 0.450 m/s2. When they oppose one another, the box accelerates at 0.240 m/s2 in the direction of F2. (a) What...
December 2, 2010 by skhan

physics
A box containing supplies is vertically lowered at constant speed by a rope from a hovering helicopter. Consider the following forces that arise in this situation: force 1: the force of the earth pulling on the box force 2: the tension force acting on the box force 3: the ...
June 8, 2014 by Sam

Physics - Multiple choice
An object is moving in a circle at a constant speed. From this you can be certain that a) there are at least two forces acting on the object, which balance each other. b) there are at least two forces acting on the object, which do not balance each other c) there must be more ...
May 26, 2011 by Casey

physics
A box of box is at rest on the floor. Identify the forces acting on the box by drawing a free-body diagram.
October 4, 2011 by yvone.

Physics-forces
1. a force of 250N is used to push a heavy box down the street. If the force of friction between the box and the street is 195N and the box has a mass of 60kg, what is the accleration of the box? 2.a force of 40N is applied to a 6kg box of books. If the frictional force acting...
January 5, 2014 by Jessie

Physics
Three forces, F1 = 9.2 N, F2 = 7.8 N and F3 = 8.3 N are acting on a small box of mass 47.0 kg. If the box is moving in the direction of F2 at constant speed, what is the magnitude of the combination of F2 and F3
March 8, 2014 by Yarielis

Science- Brady, 2 more!
#1. Which statement is true about the image below? 7 N -> |rectangle| <- 7 N •The forces acting on the rectangle are balanced. (?CORRECT?, MY ANSWER) •The forces acting on the rectangle are unbalanced. •The forces acting on the rectangle are unequal. •The forces acting ...
March 3, 2014 by Mindy

physics
Two forces act on an object. The magnitude of the net force acting on the object a. equals the sum of the magnitude of the two forces b. equals the difference in the magnitudes of the two forces c. equals the average of the two forces d. cannot be determined from the given ...
February 6, 2013 by Carolyn

PHYSICS
The acceleration of the center-of-mass point of a system of particles depends on: a) all the forces acting on the system b) only the external forces acting on the system c) only the internal forces acting on the system
March 19, 2007 by terrence

physics
Find the magnitude and direction of a)the resultant b)the equilibrant of two forces 10N acting in the direction N030'E and 15N acting in the eastern direction if boths forces act at a point. Please solve nd give the details especially the B parts of the question.
March 31, 2011 by pete onoriode

physics
3 Fig. 3.1 shows the arm of a crane when it is lifting a heavy box. Fig. 3.1 (a) By the use of a scale diagram (not calculation) of the forces acting at P, find the weight of the box. [5]
January 7, 2014 by rida

science
a 5.o kg book is sitting on a table. which describes the forces acting on the book? a)there are no forces acting on the book b)the net force on the book is zero Since the weight of the book is cancelled out by the support of the table. does that mean a) there are no forces ...
August 7, 2010 by nancy

AP Physics
While two forces act on it, a particle is to move at the constant velocity v = (3 m/s) i - (4 m/s) j. One of the forces is F1 = (2 N) i + (- 6 N) j. What is the other force? ( _____ N) i + ( _____ N) j Only two horizontal forces act on a 3.0 kg body that can move over a ...
November 13, 2008 by J

physics
A person pushes with force F on a box which remains at rest on a rough floor as shown in the top figure. The bottom figures illustrates all the force acting on the box. a) What condition must be satisfied by all the force acting on the box so that it remains at rest? Draw a ...
April 5, 2013 by /

physics
When the mover pushes the box, two equal forces result. Explain why the box moves even though the forces are equal and opposite
May 8, 2012 by Ej

Physics (please help)
A planet is in circular orbit about a remote star, far from any other object in the universe. Which of the following statements is true? a. None of the other statements are true. b. There is only one force acting on the planet. c. There are two forces acting on the planet and ...
April 30, 2011 by Catherine

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 ...
November 16, 2011 by Anonymous

Science (Help, please!)
"Toy Car A" is propelled by elastic force. The other forces acting on the car are gravity (pulling the car down) and friction force (between the car and the floor). What UNBALANCED forces are acting on the car? "Toy Car B" is propelled by air resistance. The other forces ...
December 19, 2013 by Alexandra

physics
A box is resting on a table frictionless). Determine the weight of the box and the normal force acting on it. (a) If the box was pushed down, with a force of 40N, determine again the normal force acting on the box. (b) If the box was pulled up with a force of 40N, what now is ...
July 22, 2008 by Ruby

Science (Balanced/Unbalanced Forces)
"Toy Car A" is propelled by elastic force. The other forces acting on the car are gravity (pulling the car down) and friction force (between the car and the floor). What UNBALANCED forces are acting on the car? "Toy Car B" is propelled by air resistance. The other forces ...
December 19, 2013 by Alexandra

physics
A 2.00-m-long diving board of mass 12.0 kg is 3.00 m above the water. It has two attachments holding it in place. One is located at the very back end of the board, and the other is 25.0 cm away from that end. 1-Assuming that the board has uniform density, find the forces ...
April 24, 2013 by NaNa

Math
Two forces of magnitude 15N and 4root2N are acting in the directions 3i-4j and i+j respectively, find the magnitude of the resultant of the two forces.
May 8, 2014 by Liam

physics
Two forces acting on a body in opposite directions,have the resultant velocities of 10newton. if they act at right angles to each other, the resultant is 50 newton.find the two forces.
March 16, 2011 by Abhishek

physics
Three horizontal forces (the only horizontal one) act on a box sitting on a floor. One force (F1) acts due east and has a magnitude of 150 lb. A second force (F2) has an easterly component at 30.0 lb and a southerly component at 40.0 lb. The box remains at rest. Sketch the two...
September 24, 2011 by bl

Physics
A ball is falling through the air. It has just two forces acting on it, its weight and air resistance. Which of the following statements is true? a. There are only conservative forces acting on the ball. b. There are only nonconservative forces acting on the ball. c. There are...
December 12, 2011 by Sarah

physics
A jet plane is traveling at a constant speed in a straight line in level speed. What does this tell you about the forces acting on it, what forces are acting on it .
March 25, 2012 by Melissa

NEWTON'S LAWS (FORCES)
Two boxes, A and B, are connected to each end of a light vertical rope, as shown in the following figure. A constant upward force 78.0N is applied to box A . Starting from rest, box B descends 12.3 m in 3.80s . The tension in the rope connecting the two boxes is 30.0 N What is...
October 8, 2011 by Mar

Physics
A .5kg ball hangs on a string attached to the ceiling. If the string is cut what forces act on the ball as it falls? Ignoring air resistance. Weight is one of the forces acting on the ball. Is there another force acting on the ball? I know there isn't tension, friction. Is ...
October 3, 2007 by Tammy

Physics
Two forces are the only forces acting on a 7.8 kg object which moves with an accelera- tion of 4.5 m/s2 in the positive y direction. One of the forces acts in the positive x direc- tion and has a magnitude of 14 N. What is the magnitude of the other force f2? Answer in units of N
October 14, 2012 by Jessica

physics
Two forces are the only forces acting on a 2.8 kg object which moves with an accelera- tion of 2.5 m/s2 in the positive y direction. One of the forces acts in the positive x direc- tion and has a magnitude of 12 N. What is the magnitude of the other force f2? Answer in units
October 17, 2012 by josi

Physics
Two boxes, mass 4.0 kg and 5.0 kg are set next one another on a frictionless surface. The first box is pushed with a force of 35 N. What normal forces does the second box exert on the first box during this process? (ans: 19 N) How do you do this question? Thanks.
June 17, 2012 by anonymous

Physics
Only two horizontal forces act on a 9.1 kg body. One force is 5.3 N, acting due east, and the other is 1.6 N, acting 56° north of west. What is the magnitude of the body's acceleration?
January 30, 2011 by Ethan

physics
There are two horizontal forces on the 2.0 kg box in the overhead view of Fig. 5-39 but only one (of magnitude F1 = 20 N) is shown. The box moves along the x axis. For each of the following values for the acceleration ax of the box, find the second force in unit-vector ...
February 21, 2010 by beav

physical
Only two horizontal forces act on a 3.0 kg body that can move over a frictionless floor. One force is 9.0 N, acting due east, and the other is 6.9 N, acting 54° north of west. What is the magnitude of the body's acceleration?
September 20, 2010 by jindi

Physics
Two forces F1 = -7.50i + 6.00j and F2 = 8.40i + 7.50j are acting on a mass of m = 6.20 kg. The forces are measured in newtons. What is the magnitude of the object's acceleration? Can you show me step by step? I'm trying to study for an exam.
June 18, 2013 by Sam Cole

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
two forces f1 and f2 are acting at a point such that the angles between them are (1) 30 degree (2) 60 degree and (3) 45 degree show that resultant forces will be
March 23, 2013 by cat

physics
two forces f1 and f2 are acting at a point such that the angles between them are (1) 30 degree (2) 60 degree and (3) 45 degree show that resultant forces will be
March 23, 2013 by cat

physics
The sum of two forces, one having a magni- tude of 2 N acting due west and other having a magnitude of 8 N acting due north is?
March 19, 2012 by annie

science
a 5.o kg book is sitting on a table. which describes the forces acting on the book? a)there are no forces acting on the book b)the net force on the book is zero
July 26, 2010 by Anonymous

PHYSICS ~so confused~
so i'm going to try my hardest to type this out. which of the following system of forces provides the block the highest net force? a.) 11N--->[box]<---71N b.) 405N--->[box]<---403N c.) 227N--->[box]<---153N d.) 22.7N--->[box]<---15.3N I thought this was...
December 11, 2012 by Gavin

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
A box of Cheerios and a box of Wheaties are accelerated accross a horizontal force vector F applied to the Cheerios box. THe magnitude of the frictional force on the Cheerios box is 2 N and the magnitude of the frictional force on the Wheaties box is 4 N. If the magnitude of ...
November 27, 2006 by Bri

Physics Please Help
Two forces, F1 and F2, act on the 5.00 kg block shown in the drawing. The magnitudes of the forces are F1 = 69.0 N and F2 = 24.5 N. What is the horizontal acceleration (magnitude and direction) of the block? F1 is pointing at the top left corner of the box forming a 65 degree ...
January 21, 2012 by Nilan

physics
A box of weight 2N 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 1.7 N, the coefficient of kinetic friction between the box and the plane is O.30, and displacement of the box is 1...
November 30, 2009 by Ashley

Physics
two forces act concurrently on a 5kg block resting on a smooth horizontal surface a 5N force making a 40degree angle with the surface and a 10n making a 20degree angle with the surface. A) Determine the magnitude and direction of the net force acting on a box.
July 18, 2011 by Edward

Physics
A box of mass m=1.5 kg is attached to a spring with force constant k=12 and suspended on a frictionless incline that makes a 30 degree angle with respect to the horizontal. With the spring in its unstretched length, the box is released from rest at x=0. The box slides down the...
March 27, 2012 by Jake

physics
The forces acting on the object are 45 n and 60 n acting in the same direction. The friction force between the bag and the floor is 15n. What is the net fore acting on the bag? What is the acceleration of the bag?
April 11, 2011 by Shannon

Physics
A box is being pushed up the ramp by you at a 15 degree angle. The coefficient of kinetic friction between the box and ramp is .4. The box has a mass of 12 kg and you are pushing up the ramp with a force of 95N. What is the kinetic frictional force? What is the sum of forces (...
December 7, 2011 by robert

PHYSICS Gr.11
Objects which are at rest or moving at constant velocity, may have forces acting on them. However the forces are said to be balanced. QUESTION: Which special force is zero, when the forces are balanced? thank you :)
April 8, 2010 by NINI

Precalculus
Okay I posted this before but I am still not sure. How would you solve for M? The resultant of two forces acting on a body has a magnitude of 80 pounds. The angles between the resultant and the forces are 20° and 52°. Find the magnitude of the larger force.
August 9, 2011 by Hanson

physics
The greatest and least resultant of two forces acting at a point are 16N and 4N. If they are acting at an angle 120 degrees with one another their resultant is A. root 38N , B.root 76N, C.root 19N, D.none
July 4, 2014 by raghavendra

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
the 2lb box slides on the smooth curved ramp. if the box has a velocity of 30ft/s at A, determine the velocity of the box and the normal force acting on the ramp when the box is located at B and C. assume the radius of curvature of the path is still 5 ft.
June 1, 2011 by jenny

physics
the 2lb box slides on the smooth curved ramp. if the box has a velocity of 30ft/s at A, determine the velocity of the box and the normal force acting on the ramp when the box is located at B and C. assume the radius of curvature of the path is still 5 ft.
June 1, 2011 by jenny

Physics
Hello I have an assignment to do about the force table. I'm not sure about my answers, hope someone could check it for me if I answered correctly. 1.What kind of forces do you use on the force table? Explain about the used forces. Resultant force, Equilibrant and Weight. -...
November 22, 2010 by Aransaja

physics
you drag a heavy box along a rough horizontal floor by a horizontal rope. Identify the reaction force to each of the following forces: (a) the pull of the rope on a box (b) friction force oin the box (c) the normal force on the box (d) weight of the box
October 6, 2009 by sam

physics
you drag a heavy box along a rough horizontal floor by a horizontal rope. Identify the reaction force to each of the following forces: (a) the pull of the rope on a box (b) friction force oin the box (c) the normal force on the box (d) weight of the box
October 7, 2009 by Sara

physics
A 1200 kg car is being driven up a 5:0 hill. The frictional force is directed opposite to the motion of the car and has a magnitude of f = 524 N. A force ~F is applied to the car by the road and propels the car forward. In addition to these two forces, two other forces act on ...
November 3, 2010 by Anonymous

physics
A 1200 kg car is being driven up a 5:0 hill. The frictional force is directed opposite to the motion of the car and has a magnitude of f = 524 N. A force ~F is applied to the car by the road and propels the car forward. In addition to these two forces, two other forces act on ...
November 3, 2010 by deng

physics
A 1200 kg car is being driven up a 5:0 hill. The frictional force is directed opposite to the motion of the car and has a magnitude of f = 524 N. A force ~F is applied to the car by the road and propels the car forward. In addition to these two forces, two other forces act on ...
November 4, 2010 by Anonymous

physics
A 1460-kg car is being driven up a 10.0 ° hill. The frictional force is directed opposite to the motion of the car and has a magnitude of 497 N. A force F is applied to the car by the road and propels the car forward. In addition to these two forces, two other forces act on ...
February 28, 2011 by heather

Physics
A 1100-kg car is being driven up a 4.0° hill. The frictional force is directed opposite to the motion of the car and has a magnitude of f = 518 N. A force is applied to the car by the road and propels the car forward. In addition to these two forces, two other forces act on ...
March 12, 2012 by Natasha

physics
A 1100-kg car is being driven up a 4.0° hill. The frictional force is directed opposite to the motion of the car and has a magnitude of f = 518 N. A force is applied to the car by the road and propels the car forward. In addition to these two forces, two other forces act on ...
March 13, 2012 by Natasha

physics
A 1100-kg car is being driven up a 4.0° hill. The frictional force is directed opposite to the motion of the car and has a magnitude of f = 518 N. A force is applied to the car by the road and propels the car forward. In addition to these two forces, two other forces act on ...
March 13, 2012 by Natasha

physics
A 1310-kg car is being driven up a 9.12 ° hill. The frictional force is directed opposite to the motion of the car and has a magnitude of 541 N. A force F is applied to the car by the road and propels the car forward. In addition to these two forces, two other forces act on ...
July 8, 2013 by billy

Chemistry
Discuss the types of intermolecular forces acting in the liquid state of each of the following substances. (Select all that apply.) 1. CH3CH2CH2CH2OH a) dipole-dipole forces b) London dispersion forces c) hydrogen bonding 2. CH3OH a) dipole-dipole forces b) London dispersion ...
May 1, 2010 by Jake

physics
A box,is resting on a smooth(frictionless)table.The mass of the box is 10 kg. (a)Determine the weight of the box and the normal force acting on(b)If the box is pushed down with a force of 40 Newton determine the normal force(c) If the box was pulled up with a force of 40 ...
July 22, 2008 by Jodie

physics
The sum of two forces, one having a magnitude of 8 N acting due west and other having a magnitude of 6 N acting due north is ___. What is the magnitude of that force? Answer in units of N
September 27, 2011 by Dee

Physic
The free-body diagram in the drawing shows the forces that act on a thin rod. The three forces are drawn to scale and lie in the plane of the screen. Are these forces sufficient to keep the rod in equilibrium, or are additional forces necessary f3 ' ' ' f1 ------>---rod...
May 7, 2007 by Panda

maths
Six forces 9.81 N each acting at a point are coplanar. If the angles between neighboring forces are equal then the resulant is:
June 27, 2014 by jha

Physics
(10 points) 3. Use your data from Part 3 and Newton’s laws to explain why the force meter measures a force if the cart is moving at a constant velocity. The forces acting on the cart are the applied force (FA), the force of friction (Ff), weight (Fg) and the normal force (FN...
October 29, 2010 by Margaret Yeager

physics
Joe pushes horizontally on a heavy box across a rough surface at constant speed. Which one of the following statements concerning this situation is false? If Joe stops pushing on the box, the box will stop sliding eventually. If Joe doubles his force on the box, the speed of ...
June 8, 2014 by Sam

physics
The initial velocity of a 4.0-kg box is 11 m/s, due west. After the box slides 4.0 m horizontally, its speed is 1.5 m/s. Determine the magnitude and the direction of the non-conservative force acting on the box as it slides
February 16, 2010 by Anonymous

physics
the initial velocity of a 4 kg box is 11 m/s, due west. after the box slides 4 m horizontally its speed is 1.5 m/s. determine the magnitude and the direction of the non conservative force acting on the box as it slides.
December 16, 2012 by bryan

calculus
find the resultant of each pair of forces acting on an object a) forces of 7N east and 12N west b) forces of 7N east and 12N north
February 13, 2008 by mel

physics
Which will result in the greatest acceleration? 56 N action on a 1-kg box 56 N acting on a 2-kg bag 23 N acting on a -kg bag 23 N acting on a 5-kg bag
March 29, 2009 by Tiara

physics
A 2kg box,initially at rest,is pulled along the ground by a force of 15N acting along the plane of the ground.A constant frictional force of 3N acts on the box during this motion.The box is displace 10m. Then calculate work done on the box?
March 12, 2012 by Phumelela

physic
use draw a force diagram of a crash - test dummy in a car at the moment of collision.for this proplem, assume that the forces acting on the car are 19 600n downward, 17 800 n forward, adn 25 000 n backward. the forces acting on the dummy are 585 n downward, 175 N backward, and...
October 9, 2011 by nie

physics
16)You are pushing a 55N lawnmower across the yard. Its handle makes a 55 degree angle with the ground. What force are you exerting on the handle? A)1 N B)67.1 N C)95.89 N D)3025 N I got C 17)Two men pull a 31 kg box with forces 9.7 N and 7.6 N in both directions. Find the ...
April 1, 2008 by Jon

physics
16)You are pushing a 55N lawnmower across the yard. Its handle makes a 55 degree angle with the ground. What force are you exerting on the handle? A)1 N B)67.1 N C)95.89 N D)3025 N I got C 17)Two men pull a 31 kg box with forces 9.7 N and 7.6 N in both directions. Find the ...
April 1, 2008 by Jon

physics
A 1200-kg car is being driven up a 5.0degrees hill. The frictional force is directed opposite to the motion of the car and has a magnitude of f=524N. A force F is applied to the car by the road and propelsthe car forward. In addition to these two forces, two other forces act ...
December 8, 2007 by ajo

math
an object accelerates only if the forces acting on it in one drection are greater than the forces in the opposite direction, all of the following objects will accelerate except
January 17, 2009 by joshua

physics
Consider the system shown, with m1 = 2.0 kg, m2 = 3.0 kg, and á = 30o. The force F acts horizontally to the left and the kinetic coefficient of friction between m1 and the incline is ìk = 0.40. The mass m2 is moving up at a constant speed. (a) What is the magnitude of F? (b) ...
February 19, 2013 by Stehlin

physics
A box of mass 12.6 kg is pulled to the right with a horizontal force of 14 N. If the box moves to the right with a constant velocity of 1.68 m/s, what is the frictional force acting on the box? What is the coefficient of friction for this situation?
November 17, 2009 by Alex

physics
A Box (15.0 kg) is pulled up a 37 degree ramp with a force of 295 N. The frictional force acting on the block is 56.0 N. If Box travels 12.0 m up the ramp, determine the change in Box’s PEgrav.
December 3, 2009 by kimmy

physics
A box of mass 18.8 kg is pulled to the right with a horizontal force of 9 N. If the box moves to the right with a constant velocity of 1.06 m/s, what is the frictional force acting on the box?
November 16, 2009 by Jimmy

physics
A 50-kg box is being pushed a distance of 7.1 m across the floor by a force whose magnitude is 175 N. The force is parallel to the displacement of the box. The coefficient of kinetic friction is 0.19. Determine the work done on the box by each of the four forces that act on ...
March 11, 2014 by Anonymous

physics
Two forces of 5kg wt and 10kg wt are acting at an inclination of 120 o between them. Find the magnitude and direction of resultant force.
August 13, 2012 by shubham

math
two forces 30 N and 40 N both tensile are acting at an angle 90˚ between them. Find graphically magnitude and direction of the resultant
January 9, 2013 by amit

physics
The drawing shows a top view of a square box lying on a frictionless floor. Three forces, which are drawn to scale, act on the box. Consider an angular acceleration with respect to an axis through the center of the box (perpendicular to the screen). Which one of the following ...
April 26, 2014 by shamma

physics
Consider the system shown, with m1 = 2.0 kg, m2 = 3.0 kg, and α = 30o. The force F acts horizontally to the left and the kinetic coefficient of friction between m1 and the incline is μk = 0.40. The mass m2 is moving up at a constant speed. (a) What is the magnitude ...
February 19, 2013 by Alli

physics
find the equilibrium of two is N forces acting upon a body,when the angle betweenthem is a)90degrees b)120degrees c)180degrees d)10degrees e)45degrees
July 6, 2013 by rd

Physics
A 20.0 kg box rests on a table. what is the weight of the box and the normal force acting on it? A 10.0 kg box is set on top of the 20.0kg box. Determine the normal force that the table exerts on the 20.0kg box and the normal force that the 20.0kg box exerts on the 10.0kg box.
September 3, 2009 by claire

Physics
A Spanish galleon is about to be boarded by bloodthirsty pirates in the shallows of a Caribbean island. To save a box of treasure on board, the captain orders his crew to secretly toss the box overboard, planning to come back for it later. The rectangular box is waterproof and...
June 29, 2012 by Tracy

Physics
A Spanish galleon is about to be boarded by bloodthirsty pirates in the shallows of a Caribbean island. To save a box of treasure on board, the captain orders his crew to secretly toss the box overboard, planning to come back for it later. The rectangular box is waterproof and...
June 29, 2012 by Tracy

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