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January 27, 2015

Search: A skier traveling 9.3 reaches the foot of a steady upward 16 incline and glides 11 up along this slope before coming to rest

Number of results: 32,355

physics
A child learns in school that the earth is traveling faster than 100,000 kilometers per hour around the sun, and in a frightened tone asks why we arent swept off. What statement about the motion of the Earth is, on average,true? A. We are traveling slower than the Earth B. We ...
July 12, 2011 by alexa

5th grade math
Julian wants to put a border around two sides of his rectangular shaped garden. he has a 12 foot piece of lumber that will be cut into 1/3 foot pieces. how many 1/3 foot pieces can Julian cut from the lumber? 12 divided by 1/3
January 13, 2015 by Joe

math
how do u convert from ft^3 to Liters. i know that 1 liter=1 dm^3, but i don't know where to go from here 1 (cubic foot) = 28.3168466 liters :) Matt 1 cubic foot = 12*12*12*cubic inches =1728 inches^3 but 1 inch = 2.54 cm so 1 cubic inch would be 2.54^3 or 16.387064 cm^3 then 1...
March 20, 2007 by michelle

algebra
Will someone please look over these? I am so lost on these. 1. find the domain of p(x)=xsquared+10- I said {x|x is a real number 2. find the intercepts of 3x+2y=6- I got (0,3) and (2,0) 4.find the equation of (-6,-6)and (6,6)- got y=x 7. slope and y-intercept of x+2y=4- got ...
September 17, 2009 by lost

College Physics
A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
October 14, 2011 by Allen

College Physics
A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
October 14, 2011 by Allen

College Physics
A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
October 14, 2011 by Allen

College Physics
A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
October 14, 2011 by Allen

College Physics
A 4.30 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, before compressing a spring of force constant 2.20 104 N/m. Find the maximum compression of the spring.
October 14, 2011 by Allen

Physics
A person pushes a 10 kg crate 5 m up a 29 degree incline with an 80 N force parallel to the incline. The fricitonal force is 20 N. Find the work done: a) by the person b) by gravity c) by friction
October 27, 2014 by Sabrina

Physics
A soccer ball is released from the top of a smooth incline. After 3.80 s the ball travels 9.1 m. One second later it has reached the bottom of the incline. Assume the ball's acceleration is constant and determine its value ( m/s2)
January 31, 2013 by Thomas

physics
An automobile traveling at 14.0km/h along a straight, level road accelerates to 65.0km/h in 5.30s . What is the magnitude of the autos average acceleration in m/s^2?
September 5, 2013 by Jen

Physics (Newton's laws)
Two blocks of mass 3.50 kg and 8.00 kg are connected by a massless string that passes over a frictionless pulley. The inclines are frictionless and the angles with the horizontal is 35 degrees. Find a) the magnitute of the acceleration of each block and b) the tension in the ...
February 15, 2007 by Eric (please help me)

calculus
Can someone tell me how to do this type of problem? A particle moves along the curve y=sqrt(1+x^3). As it reaches the point (2,3) the y coorindate is increasing at a rate os 4cm/s. How fast is the x coordinate of the point changing at that instant?
February 21, 2011 by Susie

physics
A(n) 11 g bullet is fired into a(n) 111 g block of wood at rest on a horizontal surface and stays inside. After impact, the block slides 14 m before coming to rest. The acceleration of gravity is 9.8 m/s If the coefficient of friction between the surface and the ...
January 6, 2012 by Jason

physics
A(n) 11 g bullet is fired into a(n) 111 g block of wood at rest on a horizontal surface and stays inside. After impact, the block slides 14 m before coming to rest. The acceleration of gravity is 9.8 m/s If the coefficient of friction between the surface and the ...
January 6, 2012 by Jason

Physics
A(n) 15 g bullet is fired into a(n) 116 g block of wood at rest on a horizontal surface and stays inside. After impact, the block slides 15 m before coming to rest. The acceleration of gravity is 9.8 m/s 2 . If the coefficient of friction between the surface and the...
December 23, 2012 by Anonymous

Geometry
one ladder is 7.2 feet longer than another. each is placed on level ground with its lower ends 8.3 ft from the the foot of a vertical wall. the longer ladder reaches 9.1 ft farther up the wall. how long is the longer ladder?
January 22, 2015 by Shanu

physics
A 250 kg car starting from rest is pushed 30m. When the car reaches 30m, its traveling at a speed of 12m/s and it encounters 52N of friction. What is the acceleration of the car and what is the force of the push on the car?
December 1, 2010 by Alyssa

MATH!
What type of lines have a slope of zero? Write the equation of a line with the slope of -2 which contains the point (3,6) The x-axis has 0 slope. What about any other line with 0 slope? Use y-y1=m(x-x1) with m=-2, x1=3 and y1=6 What?? These were your questions and my responses...
October 11, 2006 by Stephy

math
slope of the line for (4,8),(5,10) Aaron, to find the slope of a line you would have y2-y1 over x2-x1 and that will give you the slope of 2 cordinates.
April 19, 2007 by Aaron

calculus
find the point on the graph of the given function at which the slope of the tangent line is the given slope x^3+9x^2+33x+15 slope= 6
June 20, 2012 by Anonymous

physics
the force of kinetic friction between a 60 kg object and a horizontal surface is 50 N. if the initial speed of the object is 25 m/s, what distance will it slide before coming to a stop?
December 20, 2011 by Dasha

Algebra
A rubber ball rebounds 3/5 of the height from which it falls. If it is initially dropped from a height of 30 ft. What total vertical distance does it travel before coming to rest?
January 28, 2012 by PDF

PHYICS
a turn table is turing at a rate of 45 rad/sec and comes to rest after 5 second.how many rotation does it make before coming to rest?
February 15, 2014 by Pawan

Grammar
Sentence: I tried all of the natural remedies, such as dishwashing liquid, but the ants kept coming back. Is there a comma before "such as"
September 24, 2014 by John

math
On a sunny day an office building casts a shadow that is 80 feet long. At the same time, a 5 foot person casts a 6 foot shadow. Determine the height of the office building to the nearest foot.
May 16, 2010 by Lia

Physics
A girl notices a ball moving straight upward just outside her window. The ball is visible for 0.25 seconds as it moves a distance of 1.05m from the bottom to the top of the window. How long does it take before the ball reappears? What is the greatest height of the ball above ...
September 18, 2010 by Jon

math
find the area of a table top with 7/8 of a foot length and 3/5 of a foot wide.
March 26, 2013 by tara

Physics
-Use upward as positive and 10.0 m/s2 for the magnitude of g. -Let us say that you toss an object upwards at 5.0 from a height of 17.0 m. 1.)What is in m/s2 the acceleration of the object the moment it reaches the highest position? 2.)What is in m/s2 the acceleration of the ...
September 3, 2014 by hanna

math
Directions: Find the slope of any line perpendicular to the line through points(0,5) and (-3,-4). THis is what i did. m=(-4-5)/(-3-0)=(9)/(3)=3 y=mx+b using points :(0,5) 5=3(0)+b 5=b y=3x+5 so the slope of the perpendicular line is (-1)/(3) When finding the slope, you got ...
January 24, 2007 by Jasmine20

physics
A solid sphere rolls up an inclined plane of inclination angle 35 degrees. At the bottom of the incline, the center of mass of the sphere has a translational speed of 13 ft/s. How far (in feet) does the sphere roll up the plane (distance along the plane)?
May 6, 2013 by Science

physics
super sam intends to jump off a 100 foot tower with an elastic cord tied to one ankle, ad the other end tied to the top of the tower. This cord is very light but very strong and stretches so that it can stop him without pulling his leg off. Such a cord exerts a force with the ...
March 19, 2012 by Anonymous

Physics
A skier starts at rest on the top of Mt Circular, a strange, smooth, icy hill shaped like a hemisphere. The hill has a constant radius of R. Neglecting friction (it is icy!), show that the skier will leave the surface of the hill and become air-borne at a vertical distance of ...
April 14, 2008 by Courtney

physics
A rock is shot vertically upward from the edge of the top of a tall building.The rock reaches its maximum height above the top of the building 1.90 s after being shot. Then, after barely missing the edge of the building as it falls downward, the rock strikes the ground 9.00 s ...
September 12, 2013 by kristy

Geometry
Find the area. A rectangle with sides of lengths 4/5 foot and 1/2 foot
April 8, 2014 by Eddie

Physics
Researchers have found that a gecko's foot is covered with hundreds of thousands of small hairs (setae) that allow it to walk up walls and even across ceilings. A single foot pad, which has an area of , can attach to a wall or ceiling with a force of 11 . How many 250- geckos ...
October 3, 2010 by Kelli

Physics
An object is thrown vertically upward. a) What are its velocity and acceleration when it reaches its highest altitude? b) What is its acceleration on its way downward half a meter above the ground? My ans: a) velocity is zero and acceleration is 9.8 m/s^2 b) i am not sure but ...
October 17, 2009 by Nikita

Physics
An object is thrown vertically upward. a) What are its velocity and acceleration when it reaches its highest altitude? b) What is its acceleration on its way downward half a meter above the ground? My ans: a) velocity is zero and acceleration is 9.8 m/s^2 b) i am not sure but ...
October 18, 2009 by Nikita

Physics
An Alaskan rescue plane drops a package of emergency rations to a stranded party of explorers, as illustrated below in Figure 18. The plane is traveling horizontally at 30m/s at a height of 200m above the ground. a. What horizontal distance does the package fall before landing...
November 22, 2011 by Rychelle

physics
A block of weight w = 25.0 N sits on a frictionless inclined plane, which makes an angle = 25.0 with respect to the horizontal, as shown in the figure. A force of magnitude F= 10.6 N , applied parallel to the incline, is just sufficient to pull the block up the plane at ...
October 3, 2010 by michelle

Physics
A skier wears a jacket filled with goose down that is 15mm thick. Another skier wears a wool sweater that is 7.0mm thick. Both have the same surface area. Assuming the temperature difference between the inner and outer surfaces of each garment is the same, calculate the ratio(...
April 13, 2007 by Cj

physics
A 13.2 kg crate is pulled by a 157 N force (parallel to the incline) up a rough incline. Assume that the incline makes an angle of 34.0 with the horizontal and that the coefficient of kinetic friction is 0.434. The crate has an initial speed of 1.53 m/s. It is pulled a ...
October 22, 2014 by Misaki

Calculus
A particle moves along the curve y = sqr(1+x^3). As it reaches the point (2,3), the y-coordinate is increasing at a rate of 4 cm/s. How fast is the x-coordinate of the point changing at that instant.
April 29, 2013 by Lizzy

physics
a stone falls from a cliff and travels 34.3m in the last second before it reaches the ground. calculate the height of the cliff.
June 12, 2011 by pavatharani

physics
a stone falls from a cliff and travels 34.3 in the last second before it reaches the ground. calculate the height of the cliff?
June 13, 2011 by pavatharani

physics
What force must be applied to push a carton weighing 220 N up a 20 incline, if the coefficient of kinetic friction is 0.39? Assume the force is applied parallel to the incline and the velocity is constant
November 14, 2011 by Sam

Physics
An Escort and a Camaro traveling at right angles collide and stick together. The Escort has a mass of 1200 kg and a speed of 25 km/h in the positive x direction before the collision. The Camaro has a mass of 1700 kg and was traveling in the positive y direction. After the ...
November 6, 2014 by Alex

Physics
A runner is jogging at a steady 2.7 km/hr. When the runner is 7.7 km from the finish line, a bird begins flying from the runner to the finish line at 5.4 km/hr (2 times as fast as the runner). When the bird reaches the finish line, it turns around and flies back to the runner...
September 21, 2013 by Theresa

algebra
Could someone please check my work. what is the slope of the line that passes through the given points?(2,12( and (6,11) -1/4 (my choice) 1/4 4 -4 My work: 11-12/6-2=-1/4 what is the slope of the line that passes through the given points? undefined( my choice) 0 -2/3 -3/2 My ...
September 7, 2012 by brandon

Math
1. The slope of the tangent line to a function at a point is equivalent to __. a. the slope of the secant at that point b. the slope of the cosecant at that point c. the rate of change of the function at that point d. the slope of the secant near that point I'm having a hard ...
October 28, 2012 by hnc

math
You want to install kitchen floor tiles that each measure 12 inches by 12 inches (1 sq. foot). Your kitchen measures 12 feet by 14 feet, but there is a 2 foot by 4 foot area around the sink that will not be tiled. How many tiles do you need?
October 7, 2008 by Anonymous

physics
A 2.9-kg cart starts up an incline with a speed of 2.7 m/s and comes to rest 3.0 m up the incline. The total work done (the work of the net force) on the cart is:
December 3, 2014 by Anonymous

Physics
A 4000N block is moved up a slope that is 20 degrees to the horizontal. If the coefficient of friction is 0.3, find the force parallel to the slope to: a) move the load up the slope b) prevent the load from sliding back
July 5, 2013 by Ted

history
Around the time of the roman empire the tirms inch,foot,length foot based on
September 6, 2011 by michael

Geometry
A 38 foot tree casts a 16 foot shadow what is the angle of elavation of the sun to the nearest degree?
December 11, 2012 by Shelby

Capitals in Sentences
For my geography paper I am talking about the diseases of Foot and Mouth Disease, Smallpox, and Spanish Influenza. Throughout my paper I am not sure whether I should be capitalizing these words or keeping them lower case. example sentences below: - This report will discuss the...
November 17, 2009 by Brittany

physics
A car traveling 72.0 km/h along a straight, level road is brought uniformly to a stop in a distance of 40.0 m. If the car weighs 8.8 x 103 N, what is the braking force?
December 7, 2010 by Madeline

physics
A car traveling 72.0 km/h along a straight, level road is brought uniformly to a stop in a distance of 40.0 m. If the car weighs 8.8 x 103 N, what is the braking force?
December 7, 2010 by Madeline

Calculus
A particle moves along the curve y = sqr(1+x^3). As it reaches the point (2,3), the y-coordinate is increasing at a rate of 4cm/s. How fast is the x-coordinate of the point changing at that instant?
May 1, 2013 by Kate

Physics - KE/rotation
In Figure 11-32 (which shows a ball at the top of an incline, at the bottom of the incline a loop begins with radius R and Q a point on the loop lined up with the center of the loop), a solid brass ball of mass m and radius r will roll without slipping along the loop-the-loop ...
March 25, 2007 by COFFEE

Physics
An block of mass , starting from rest, slides down an inclined plane of length and angle with respect to the horizontal. The coefficient of kinetic friction between the block and the inclined surface is . At the bottom of the incline, the block slides along a horizontal and ...
October 10, 2013 by sied

Algebra
A ladder reaches a height of 16 feet on a wall. If the bottom of the ladder is placed 4 feet away from the wall, what is the slope of the ladde as a positive number?
February 7, 2013 by Emily

physics
You throw a baseball directly upward at time t = 0 at an initial speed of 12.5 m/s. What is the maximum height the ball reaches above where it leaves your hand? At what times does the ball pass through half the maximum height? Ignore air resistance and take g = 9.80 m/s2.
September 8, 2013 by chris

HS physics
A 20g rifle bullet traveling 200m/s buries itself in a 3.3kg pendulum hanging on a 3.0m long string, which makes the pendulum swing upward in an arc. Determine the vertical and horizontal components of the pendulum's maximum displacement.
October 19, 2009 by Halley

Physics
An electron with speed 2.35107m/s is traveling parallel to a uniform electric field of magnitude 1.16104N/C . How far will the electron travel before it stops? A=0.135m How much time will elapse before it returns to its starting point? I solved for the time it would take for...
February 16, 2014 by James

calculus
I need help setting up this problem: A particle moves along the curve y=sqr(1+x^3). As it reaches the point (2,3) the y-cordinate is increasing at a rate of 4cm/s. How fast is the x-coordinate of the point changing at that instant. I could only come up with this: dy/dx=4
May 8, 2009 by XCS

another comma question
It seemed like just the other day I was only beginning high school and now its coming to an end. Would there be a comma before and?
May 7, 2008 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
A car leaves skid marks 90 long on the highway in coming to a stop. Assuming a deceleration of 3.5m/s^2, estimate the speed of the car just before braking.
July 5, 2011 by izzy

Physics
In coming to a stop, a car leaves skid marks 88 m long on the highway. Assuming a deceleration of 7.50 m/s2, estimate the speed of the car just before braking.
August 30, 2012 by Carlee

physics
In coming to a stop, a car leaves skid marks 77 long on the highway Assuming a deceleration of 7.20 , estimate the speed of the car just before braking
September 11, 2012 by Anonymous

physics
In coming to a stop, a car leaves skid marks 77 long on the highway Assuming a deceleration of 7.20 , estimate the speed of the car just before braking
September 11, 2012 by Anonymous

Physics
In coming to a stop, a car leaves skid marks 97.0 m long on the highway. Assuming a deceleration of 6.60 m/s2, estimate the speed of the car just before braking. (in m/s)
January 19, 2015 by Madison

physics
A railroad car of mass 26500 kg is released from rest in a railway switchyard and rolls to the bottom of a slope Hi =8 m below its original height. At the low point, it collides with and sticks to another car of mass 20000 kg. The two cars roll together up another slope and ...
February 22, 2011 by micha

physics
A 22.0-kg box rests on a frictionless ramp with a 14.1 slope. The mover pulls on a rope attached to the box to pull it up the incline. If the rope makes an angle of 38.4 with the horizontal, what is the smallest force F the mover will have to exert to move the box up the ramp?
February 26, 2010 by Anonymous

Physics
A 21.0-kg box rests on a frictionless ramp with a 15.1 slope. The mover pulls on a rope attached to the box to pull it up the incline. If the rope makes an angle of 43.6 with the horizontal, what is the smallest force F the mover will have to exert to move the box up the ramp?
October 9, 2010 by Margaret

physics
A 19.2-kg box rests on a frictionless ramp with a 16.1 slope. The mover pulls on a rope attached to the box to pull it up the incline. If the rope makes an angle of 43.6 with the horizontal, what is the smallest force F the mover will have to exert to move the box up the ramp?
October 2, 2011 by Patrick

Accounting
Why did WorldCom accountants go along with Bernie Ebbers manipulations? Was it not because they were greedy and did not care where the money was coming from, but just as long as they got paid. And they were getting paid a lot of money to look the other way?
April 5, 2009 by A.W.

physics
A sled on ice moves in the ways described in the questions below. Friction is so small that it can be ignored. A person wearing spiked shoes standing on the ice can apply a force to the sled and push it along the ice.Which force would keep the sled moving toward the right and ...
November 23, 2014 by Anonymous

physics
A tennis ball is dropped from the top of a building. It falls for 2.5 seconds before it hits the ground. (a) What velocity is the tennis ball traveling right before it hits the ground? (b) How high is the building?
January 21, 2010 by Kristin

physics
An airplane with a speed of 85.3 m/s is climbing upward at an angle of 45.0 with respect to the horizontal. When the plane's altitude is 587 m, the pilot releases a package. (a) Calculate the distance along the ground, measured from a point directly beneath the point of ...
September 19, 2014 by S

math
i have more than one question so if u no any of the answers please tell me 1.) write the point-slope form of the equation of the line with slope -2 passing through the point ( -5, -9). 2.) write the point-slope form of an equation of the line through the points at ( -9, -9) ...
May 17, 2010 by becca

Physics
A 2000kg car begins from rest and rolls 50.0m down a frictionless 10 degrees incline. If there is a horizontal spring at the end of the incline, what spring constant is required to stop the car in a distance of 1.00m?
June 14, 2011 by Joshua

physics
A 475 gram box is given a push and it then slides up and back down a ramp with a 35.0 incline. The coefficient of friction is 0.30. (a) Determine the rate of deceleration as the box slides up the ramp. (b) Determine the rate of acceleration as the box slides back down the ...
February 20, 2014 by harry

Physics
A track is mounted on a large wheel that is free to turn with negligible friction about a vertical axis. A toy train of mass m = 0.140 is placed on the track and, with the system initially at rest, the train's electrical power is turned on. The train reaches a steady speed of ...
January 16, 2014 by Josh

Elements of Calc.
A 17 foot ladder is placed against a wall. if the foot of the ladder is pushed toward the wall at 0.5 feet per second, how fast is the top of the ladder rising when the foot is 8 feet from the wall?
May 1, 2013 by Tim

Physic
A ball is thrown vertically upward with a velocity(v) against the gravity. It reaches the maximum height(h) & returns back to the hand of the thrower with a velocity(u). Draw velocity time graph & position time graph for the situation?
September 12, 2014 by AJOY

science
A disk and a ring, both of mass and radius, are placed at the bottom of an incline and allowed to roll down. Give an expression for the kinetic energy of the disk at the bottom of the incline in terms of mass, radius and translational velocity. how does this kinetic energy ...
November 7, 2011 by Dave

Physics
A cube of mass M=0.703 kg is placed on an incline and given a push. It slides down, and its speed down the incline is measured at two positions, [1] and [2] on the diagram below, with V1 = 0.923 m/s and V2 = 1.207 m/s. Note that the incline passes through at least two grid ...
February 17, 2011 by Sarah

algebra
A board is leaning against a building so that the top of the board reaches a height of 18 feet. The bottom fo the board is on the groung 4 feet away from the wall. What is the slope of the board as a positive number?
September 30, 2012 by Kaitlyn

science
A block of mass 0.5 kg is pushed a distance x against a spring with k=450 N/m. When released the block slides along a frictionless horizontal surface to a point B, the bottom of a vertical circular track of radius R=1 meter. The track is not smooth. When the block reaches ...
June 18, 2011 by claire

physics
I'm not sure how to solve this..a baseball is popped straight up into the air and has a hang-time of 6.25s. Determine the height to which the ball rises before it reaches its peak.
February 12, 2009 by jona

Physics
A particle starts from the origin at t = 0 with an initial velocity of 8.0 m/s along the positive x axis. If the acceleration is (-3.7 + 2.5 ) m/s2, determine the velocity and position of the particle at the moment it reaches its maximum x coordinate.
August 29, 2012 by Leena

physics
A particle starts from the origin at t = 0 with an initial velocity of 5.4m/s along the positive x axis.If the acceleration is (-3.4 i + 4.9 j )m/s^2, determine (a)the velocity and (b)position of the particle at the moment it reaches its maximum x coordinate.
February 7, 2013 by Anonymous

college physics
A block of weight = 35.0 N sits on a frictionless inclined plane, which makes an angle theta = 27.0 with respect to the horizontal. A force of magnitude = 15.9 N, applied parallel to the incline, is just sufficient to pull the block up the plane at constant speed. What is Wg, ...
February 25, 2010 by Anonymous

Physics
A block of weight = 25.0 N sits on a frictionless inclined plane, which makes an angle = 34.0 with respect to the horizontal, as shown in the figure. A force of magnitude F= 14.0 N, applied parallel to the incline, is just sufficient to pull the block up the plane at constant ...
October 17, 2010 by Eden

math
The bottom of a ladder is placed 4 feet away from a house and it reaches a height of 16 feet on the side of the house. What is the slope of the ladder?
February 4, 2014 by :)

COLLEGE PHYSICS
A 62.0 kg skier is moving at 6.50 m/s on a frictionless, horizontal snow covered plateau when she encounters a rough patch 3.50 m long. The coefficient of kinetic friction between this patch and returning to friction-free snow, she skis down an icy, frictionless hill 2.50 m ...
June 9, 2010 by Anonymous

physics
I'm making a graph of force vs stretch for springs. I have 7 data trials with the k (F = kx) ranging from 28 to 31, average is 29.6. Now I need to find the slope and write an equation for the graph. If I use the first two points to get the slope, I get a slope of 29.4. If I ...
March 17, 2011 by Kriti

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