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July 24, 2014

Search: A 56 kg rock climber is climbing a "chimney

Number of results: 1,935

Physics
A 56 kg rock climber is climbing a "chimney" between two rock slabs as shown in the figure. The static coefficient of friction between her shoes and the rock is 1.02; between her back and the rock it is 0.70. She has reduced her push against the rock until her back and her ...
February 10, 2010 by Web

physics
Stemming a chimney. A rock climber of mass 71 kg wants to make her way up the crack between two rocks as shown in the figure below. The coefficient of friction between her shoes and the rock surface is ìS = 0.90. What is smallest normal force that she can apply to both ...
October 6, 2011 by Mel

college physics
A 90 kg rock climber is stationary off the side of an overhanging cliff hanging onto her climbing rope. Another rope is tied to her foot and is attached at the other end to her 30 kg rock-climbing dog, also hanging out 2 m below her. Tied to the dog’s foot is yet another rope ...
November 3, 2012 by kevin

Physics
A rock climber of mass 55 kg is hanging suspended from a rope tied to another climber of mass 65 kg on a horizontal cliff ledge. If the coefficient of kinetic friction between the climber on the ledge and the ledge is 0.45, what is the net acceleration of the climber on the ...
July 15, 2012 by bob

physics
A rock climber climbs a 15 m vertical rock wall while wearing a 5.3 kg backpack. How much work does the climber do on the backpack?
October 24, 2011 by Anonymous

physics
A rock climber climbs a 15 m vertical rock wall while wearing a 5.3 kg backpack. How much work does the climber do on the backpack?
October 24, 2011 by Anonymous

physics
With the forces in equilibrium if a stationary climber is using a rope which is 60 degrees to the vertical, the rock face is at 30 degrees to the vertical, and the weight of the climber in cluding equipment is 850N. What is the tension on the rope? What is the force exerted on...
April 18, 2011 by Declan

physics
A 85 kg rock climber first climbs 50 m up to the top of a quarry, then descends 75 m from the top to the bottom of the quarry. If the initial height is the reference level, find the potential energy of the system (the climber plus Earth) when the climber is at the top. Find ...
May 11, 2011 by Merlin

Physics
A small first aid kit is dropped by a rock climber who is descending steadily at 1.5 m/s. A.)After 3.1s, how far is the kit below the climber?
February 14, 2011 by Shannon

help
A person standing 34 meters from the foot of a chimney finds that the measure of the angle of elevation to the top of the chimney is 52 degrees. To the nearest tenth of a meter, find the height of the chimney.
May 30, 2014 by Anonymous

Check my Essay: Rock Climbing
Rock Climbing Rock Climbing can be a tough sport, indoors or outdoors, but it can also be fun and adventurous. If you do not have the proper knowledge of clothing/equipment and techniques, then maybe rock climbing isn’t for you. Rock climbing can be joyful, but for it to be ...
February 3, 2014 by ilikezackalot

physics
The 49 kg climber is supported in the "chimney" by the friction forces exerted on his shoes and back. The climber has reduced push to verge of slip. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 1.2 and 0.8, ...
October 26, 2009 by K

physics
A rock climber throws a small first aid kit to another climber who is higher up the mountain. The initial velocity of the kit is 16 m/s at an angle of 55° above the horizontal. The kit is caught right at the peak of the its trajectory. What is the vertical height between the ...
October 14, 2013 by Bonnie

Check essay, I added a little to it, thankies :)
Rock Climbing can be a tough sport, indoors or outdoors, but it can also be fun and adventurous. If you do not have the proper knowledge of clothing/equipment and techniques, then maybe rock climbing isn’t for you. Rock climbing can be joyful, but for it to be joyful you want...
February 3, 2014 by ilikezackalot

physics
a climber with a weight of 441 N is held by a belay rope connected to her climbing harness and belay device; the force of the rope on her has a line of action through her center of mass. The indicated angles are θ = 45˚ and φ = 25˚. If her feet are on the ...
April 7, 2011 by john

physics
a climber with a weight of 590 N is held by a belay rope connected to her climbing harness and belay device; the force of the rope on her has a line of action through her center of mass. The indicated angles are θ = 35˚ and φ = 35˚. If her feet are on the ...
April 1, 2013 by ANS

Physics
A 80 kg climber is standing horizontally on a perfectly vertical cliff face. The climber is 1.8 m tall and is attached by a 2 m long rope fastened around their middle to a point on the cliff above them. What is the normal force the cliff face exerts on the climber in Newtons? ...
March 18, 2013 by Stranger

physics
A small first aid kit is dropped by a rock climber who is descending at a constant velocity of - 1.3m/s. a) Sketch the velocity vs. time graph for both the climber and her first aid kit and paste your sketch in the space below. b) After 1.5 seconds, what is the velocity of ...
October 23, 2010 by grace

physics
In Fig. 12-39, a climber with a weight of 441 N is held by a belay rope connected to her climbing harness and belay device; the force of the rope on her has a line of action through her center of mass. The indicated angles are θ = 45˚ and φ = 25˚. If her ...
April 8, 2011 by john

physics
A rock climber throws a small first aid kit to another climber who is higher up the mountain. The initial velocity of the kit is 17 m/s at an angle of 50° above the horizontal. At the instant when the kit is caught, it is traveling horizontally, so its vertical speed is zero. ...
September 5, 2010 by demi

physics
A rock climber throws a small first aid kit to another climber who is higher up the mountain. The initial velocity of the kit is 21 m/s at an angle of 58° above the horizontal. At the instant when the kit is caught, it is traveling horizontally, so its vertical speed is zero. ...
September 20, 2010 by Emily

physics
A rock climber throws a small first aid kit to another climber who is higher up the mountain. The initial velocity of the kit is 23 m/s at an angle of 69° above the horizontal. At the instant when the kit is caught, it is traveling horizontally, so its vertical speed is zero. ...
October 11, 2010 by Sarah

Physics
A small first-aid kit is dropped by a rock climber who is descending steadily at 1.9 m/s. After 2.5 s, what is the velocity of the first-aid kit, and how far is the kit below the climber? My question is, how can you determine how fast/far the kit is going???? If the kit is ...
September 17, 2006 by Help again?? Becca

Physics
A small first aid kit is dropped by a rock climber who is descending steadily at 1.3 m/s. After 2.5 s, what is the velocity of the first-aid kit, and how far is the kit below the climber? This problem seems like it should be easy, but I'm not sure which equation to use. I'd ...
September 30, 2007 by Stephanie

physics
A small first-aid kit is dropped by a rock climber who is descending steadily at 1.6 m/s. After 1.6 s, what is the velocity of the first-aid kit? The acceleration of gravity is 9.81 m/s2. 2)How far is the kit below the climber after the 1.6 s?
November 12, 2010 by john

physics
consider the 52 kg climber. find the tension in the rope and the force that the climber must exert with her feet on the vertical rock face to remain stationary. assume that the force is exerted parallel to her legs. also, assume negligible force exerted by her arms. what is ...
June 5, 2013 by kim

computers
. Explain the following unexpected result: $ whereis date date: /bin/date ... $ echo $PATH .:/usr/local/bin:/usr/bin:/bin $ cat > date echo "This is my own version of date." $ ./date Fri May 22 11:45:49 PDT 2009
July 19, 2011 by ivy

physics
a mountain climber jumps a 3.0 m wide crevasse by leaping horizontally with a speed of 8.0 m/s. (a) if the climber's direction of motion on landing is -45 degrees, what is the height the difference between the two sides of the crevasse? (b) where does the climber land?
December 13, 2011 by taylor

Algebra 1
Bryan's chimney is rectanglular, with the short side being half the length of the long side. If Santa's belly is 58 inches in circumference, and he just fits through the chimney, what are the smallest possible dimensions of Bryan's chimney? Assume Santa's belly is perfectly ...
December 5, 2007 by Elizabeth

english
find the oject and preposition in this sentence. a chimney sweep uses a long brush to clean soot from the inside of a chimney.
September 14, 2011 by Tammy

physics
For safety in climbing, a mountaineer uses a nylon rope that is 65 m long and 0.9 cm in diameter. When supporting a 92-kg climber, the rope elongates 2.0 m. Find its Young's modulus.
November 14, 2011 by jim

physics
For safety in climbing, a mountaineer uses a nylon rope that is 65 m long and 1.1 cm in diameter. When supporting a 94-kg climber, the rope elongates 1.4 m. Find its Young's modulus.
March 28, 2012 by greg

Physics
For safety in climbing, a mountaineer uses a nylon rope that is 55 m long and 0.9 cm in diameter. When supporting a 88-kg climber, the rope elongates 1.4 m. Find its Young's modulus.
April 4, 2013 by Dan

Physics
Consider the 52.0-kg mountain climber in the figure to the right. Find (a) the tension in the rope and (b) the force that the mountain climber must exert with her feet on the vertical rock face to remain stationary. Assume that the force is exerted parallel to her legs. Also, ...
June 3, 2014 by Anonymous

Check essay? thankies :)
Rock Climbing Rock Climbing can be a tough sport, indoors or outdoors, but it can also be fun and adventurous. If you do not have the proper knowledge of clothing, equipment and techniques, then maybe rock climbing isn’t for you. Rock climbing can be joyful, but for it to be ...
February 5, 2014 by ilikezackalot

Check essay? thankies :)
Rock Climbing Rock Climbing can be a tough sport, indoors or outdoors, but it can also be fun and adventurous. If you do not have the proper knowledge of clothing, equipment and techniques, then maybe rock climbing isn’t for you. Rock climbing can be joyful, but for it to be ...
February 5, 2014 by :)

Check essay? thankies :)
Rock Climbing Rock Climbing can be a tough sport, indoors or outdoors, but it can also be fun and adventurous. If you do not have the proper knowledge of clothing, equipment and techniques, then maybe rock climbing isn’t for you. Rock climbing can be joyful, but for it to be ...
February 6, 2014 by :)

physics
a 70 kg rope climber starts from rest, moves with constant acceleration, and climbs 9 meters up a rope having a maximum strength of 840 N. What is the greatest possible speed she can have afte climbing 9m?
November 27, 2007 by bex

Socials
This question is on the same primary source. Do you think that this inquest led to improvements in the working conditions for climbing boys? Why or Why not? Yes, for sure improvements were made in the working conditions for climbing boys. The parliament must have passed laws ...
November 29, 2009 by Sara

Physics
For safety in climbing, a mountaineer uses a nylon rope that is 55 m long and 0.9 cm in diameter. When supporting a 82-kg climber, the rope elongates 2.0 m. Find its Young's modulus. I got 34737.433 but that is not the right answer please help!
November 10, 2012 by Kat

Univ Phys
In a mountain-climbing technique called the "Tyrolean traverse," a rope is anchored on both ends (to rocks or strong trees) across a deep chasm, and then a climber traverses the rope while attached by a sling as in the figure . This technique generates tremendous forces in the...
November 9, 2009 by Taylor

Physics
A rock climber part way up a cliff face drops a piton and it falls for 2.0 s before hitting the ground. How high up is he?
November 2, 2010 by Pauline

physics
For safety in climbing mountaineers use a nylon rope that is 50m long (L) and 0.1 m in diameter. When supporting a 900 N climber the rope stretches 1.6 m (AL) under tension. Find the Young's Modulus (Y) for the nylon rope.
December 27, 2013 by farid

Socials-Improved answer
I hope I have improved this answer and made it better. Do you think that this inquest led to improvements in the working conditions for climbing boys? Why or Why not? Yes, for sure improvements were made in the working conditions for climbing boys. The parliament must have ...
November 27, 2009 by Sara

physics
a rock climber weights 550N and is carrying a backpack that weighs 50N. how much total work has been done after she climbs 12m
January 24, 2012 by Anonymous

language arts
Some visitors to the park enjoy rock climbing others prefer kayaking.
September 17, 2011 by melissa

Physics
The 60 kg climber in Fig. 4-52 is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 0.82 and 0.58, respectively. What is the minimum normal...
October 13, 2009 by Anonymous

Physics
The 60 kg climber in Fig. 4-52 is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 0.82 and 0.58, respectively. What is the minimum normal...
October 13, 2009 by Anonymous

physics
A 70.0 kg climber is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 0.760 and 0.610, respectively. What is the minimum normal force he ...
October 26, 2009 by christine

chem
if a rock climber accidentally drops a 56 gram piton from a height of 375 meters, what would its speed be before striking the ground ignore the air resistance
August 22, 2013 by billy

physics
32 kg child practicing rock climbing, she feel but the rope hung on with a tension of 253N. find acceleration??
April 16, 2013 by Josh

Earth Science
1. In the classroom during a visual inspection of a rock, a student recorded four statements about the rock. Which statement about the rock is an observation? (1)The rock formed deep in Earth’s interior. (2)The rock cooled very rapidly. (3)The rock dates from the Cambrian ...
June 18, 2008 by Anonymous

Chem
If a rock climber accidentally drops a 56-gram piton from a height of 375 meters, what would its speed be before striking the ground? Ignore the effects of air resistance.
September 11, 2012 by Bobby

math
A rock-climbing gym charges non-members $16.00 per day to sue the gym and $8.00 per day for equipment rental. Members pay a yearly fee of $450.00 fro unlimited climbing and $6.00 per day for equipment rental. Write and solve equation to find how many times you must use the ...
February 3, 2009 by Amber Olander

Math Ms.Sue please
1. 2/3 - 5/4 -3 -3/12 23/12 -17/12 2. -6.1 + 1.7 7.8 -4.4 -7.8 4.4 3. -1.8 - 3.9 -2.1 5.7 2.1 -5.7 4. A mountain climber ascends a mountain to its peak. The peak is 12,740 feet above sea level. The climber then descends 200 feet to meet a fellow climber. Find te climber's ...
September 12, 2013 by Charlotte

chemistry/physics
If a rock climber accidentally drops a 69.0 g piton from a height of 305 meters, what would its speed be just before striking the ground? Ignore the effects of air resistance.
February 6, 2013 by Brianna

physics
Two rock climbers, Bill and Karen, use safety ropes of similar length. Karen's rope is more elastic, called a dynamic rope by climbers. Bill has a static rope, not recommended for safety purposes in pro climbing. Karen falls freely about 1.7 m and then the rope stops her over ...
December 12, 2009 by k

earth
#40 which type of rock is a result of a rock changing by heat and pressure? a. metamorphic rock b. igneous rock c. sedimentary rock d. metal ores
January 13, 2013 by ?

Physics
Example 1: (Rock A) is thrown against a larger stationary rock(Rock B). considering the following possibilities... 1. Rock A bounces off of Rock B 2. Rock A splits into two pieces off of Rock B 3. Rock A explodes into many pieces off of Rock B What factors are affecting the ...
November 8, 2013 by Cole

science 3 questions
A rock climber grasps onto a ledge in the rock wall. How do the bones and muscles in his arm interact to allow him to hold on? photo of a man climbing a rock wall All of the muscles in his arm contract to hold his arm in position. His arm muscles work in pairs so that one ...
May 6, 2014 by Anonymous

Help ASAP, plz?
A rock climber grasps onto a ledge in the rock wall. How do the bones and muscles in his arm interact to allow him to hold on? photo of a man climbing a rock wall All of the muscles in his arm contract to hold his arm in position. His arm muscles work in pairs so that one ...
May 6, 2014 by Anonymous

Check my answers :(
A rock climber grasps onto a ledge in the rock wall. How do the bones and muscles in his arm interact to allow him to hold on? photo of a man climbing a rock wall All of the muscles in his arm contract to hold his arm in position. His arm muscles work in pairs so that one ...
May 7, 2014 by Anonymous

English
What are the literary elements of this poem and what does it mean? Foundations Leopold Staff I built on the sand And it tumbled down, I built on a rock And it tumbled down. Now when I build, I shall begin With the smoke from the chimney.
May 17, 2012 by Anonymous

english
what would the tone of this poem be? serious? Foundations Leopold Staff I built on the sand And it tumbled down, I built on a rock And it tumbled down. Now when I build, I shall begin With the smoke from the chimney
May 17, 2012 by Angela

Earth Science
1.Which statement made by a student after examining a rock specimen is an inference? (1)The rock is of igneous origin. (2)The rock has rounded edges. (3)The rock is light-colored. (4)The rock contains large crystals. Is it (1)?
June 18, 2008 by Anonymous

Physics help.
The 78.0 kg climber is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 0.840 and 0.630, respectively. What is the minimum normal force he...
February 21, 2012 by Lilly

Socials
The primary source I read was about Griggs, a chimney sweeper and small child who escorted him.The fire had been lighted as early as 2 o'clock the same morning, and was burning on the arrival of Griggs and his little boy at eight. Griggs had no sooner extinguished the fire ...
November 26, 2009 by Sara

College science
Im in Chem. but looks like physics.. If a rock climber accidentally drops a 70.5 g piton from a height of 295 meters, what would its speed be just before striking the ground? Ignore the effects of air resistance.
February 1, 2014 by Max

literature
True or False? The "Chimney Sweeper" in Blake's Songs of Innocence has good life circumstances while the "Chimney Sweeper" in his Songs of Experience has bad life circumstances.
January 15, 2011 by dontdelay

Physics
A mountain climber dangles his water bottle and feels the bottle makes an angle of 25 degrees with respect to the vertical line. If his acceleration takes 18 seconds, calculate the speed of the climber.
March 14, 2014 by Bert

Literature
im really confused about this poem. What does it have to do with the three little pigs? or is it ot an allusion at all? Foundations Leopold Staff I built on the sand And it tumbled down, I built on a rock And it tumbled down. Now when I build, I shall begin With the smoke from...
May 17, 2012 by Anonymous

Socials-Improved answer
The primary source I read was about Griggs, a chimney sweeper and small child who escorted him.The fire had been lighted as early as 2 o'clock the same morning, and was burning on the arrival of Griggs and his little boy at eight. Griggs had no sooner extinguished the fire ...
November 27, 2009 by Sara

PHYSICS!!!
A climber with a mass of 75 kg is attached to a 6.5 m rope with a cross sectional area of 3.5×10−4 m2. When the climber hangs from the rope, it stretches 3.4×10−3 m. What is the Young's modulus of the rope? Please help me :)
June 9, 2012 by Kaelyn

science
According to the rock cycle, which of the following transitions are possible? Assume an unlimited number of steps. A. An intrusive igneous rock becomes a sedimentary rock. B. A sedimentary rock becomes soil. C. A metamorphic rock becomes an extrusive igneous rock. D. All of ...
January 28, 2009 by bianca

This is to Ms. Flowks
Ms. Fowlks, This is the site that I did my essay on. If you look, my user is ilikezackalot. I do not know how else to prove that this is my essay, over rock climbing. I used this site, to see if anyone would give me editorial feedback, thank you, Katherine.
February 25, 2014 by ilikezackalot

science
Q1: What rock comes before quartzite in the rock cycle? What rocks or rock could come just after quartzite in the rock cycle? Q2: A geologist finds a course grained rock with crystals arranged in rows. What can the geologist infer about how this formed and what group it ...
October 30, 2007 by Wali

science
earth science physical geology; If rock A cuts across rock B, then rock A is rock B a. younger than b. the same age c. older than
January 7, 2009 by Ruthie

irsc
a 10-kg rock and a 20-kg rock are dropped at the same time and experience no significant air resistance. if the 10-kg rock falls with acceleration a, what is the acceleration of the 20-kg rock?
March 26, 2014 by Anonymous

science 6th grade
Q1: What rock comes before quartzite in the rock cycle? What rocks or rock could come just after quartzite in the rock cycle? Q2: A geologist finds a course grained rock with crystals arranged in rows. What can the geologist infer about how this formed and what group it ...
October 29, 2007 by Wali

pyshics
A small rock moves in water, and the force exerted on it by the water is given by the equation Fd = kv, where k is a constant. The terminal speed of the rock is measured and found to be 2.0m/s. The rock is projected upward at an initial speed of 6.0m/s. You can ignore the ...
October 19, 2011 by Timothy

Science help ASAP
1. In which way does the circulatory system rely on the skeletal system? Glucose is secreted by compact bone as an energy source for blood. Spongy bone stores minerals needed by blood cells. Bones provide a source of oxygen to blood. Blood cells are produced in bone marrow. 2...
May 5, 2014 by Anonymous

Earth Science
Rock A has pieces of Rock B included inside it. Which rock is older and how do you know? My answer- I know rock B is older but I don't know how to explain it. Can someone help?
November 8, 2007 by Camron

physics
A catapult gives a rock a vertical velocity of 122m/s. a. Determine the time the rock is in the air. b. Determine the maximum height the rock would reach. c. As the rock leaves the catapult the rock also has a horizontal velocity of 34m/s. solve for the rocks range. d. Solve ...
November 19, 2012 by Sadie

College Physics
Consider a rock thrown off a bridge of height 78.5 m at an angle è = 25° with respect to the horizontal as shown in Figure P4.20. The initial speed of the rock is 15.6 m/s. Find the following quantities: (a) the maximum height reached by the rock (b) the time it takes the rock...
September 12, 2011 by HELP

Physics
Four rocks are thrown horizontally from a building, with varying speeds and from various floors. Rock 1 lands a distance r away from the building, rock 2 lands 2r away from the building, rock 3 lands at distance 3r, and rock 4 at 4r. Ignore air resistance. Drag the rocks into ...
July 5, 2014 by Anonymous

Calculus
A blast blows a rock straight up at 150 ft/sec. The path of the rock is described by the s(t) = 150t-16t^2 where s is measured in feet and t in seconds. Find the velocity of the rock when it is 200 ft above the ground and when the rock hits the ground.
February 18, 2012 by Desperate!!!!

physics
Consider a rock that is thrown off a bridge of height 27 m at an angle θ = 24° with respect to the horizontal as shown in the figure above. If the initial speed the rock is thrown is 12 m/s, find the following quantities: (a) The time it takes the rock to reach its ...
September 6, 2010 by frank

math
A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below sea level. What pigsis the difference in elevation between the mountain climber and the stone?
April 17, 2013 by karolina vida

math
A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below sea level. What is the difference in elevation between the mountain climber and the stone
April 17, 2013 by karolina vida

math
A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below sea level. What is the difference in elevation between the mountain climber and the stone?
April 17, 2013 by karolina vida

NEED HELP ASAP !!
A mountain climber on Mt. Everest is at 29,035 ft above sea level a stone at the bottom of the Dead Sea is at 1,349 ft below sea level what is the difference in elevation between the mountain climber and the stone
March 4, 2014 by A=Awesome

physics
You're on a magic bridge floating 25 meters above a lake.  You through a rock at an angle of sixty degrees.  It takes 5.8 seconds for the rock to reach it's highest point. (a)  With what speed did you throw the rock? (b)  How far away from the bridge horizontally did the rock ...
March 15, 2012 by Nicole

physics
. A rescue helicopter lifts a stretcher case off a hillside. The injured climber and stretcher have a mass of 180 kg and the rope supporting them has a breaking force of 2000 N. Calculate: (a) the tension in the rope when the stretcher and climber are suspended from the rope ...
November 21, 2011 by as01

Language Art
I'm writing an essay and the topic is " Should student be able to go on dangerous field trip like rock climbing?" I'm disagreeing to this and I need 3 reason why. These are my 2 reason, could anyone give me another 3 or just 1? Thanks - Students will be put in danger. - Not ...
February 18, 2011 by Shadow

physics
A rock stuck in the tread of a 57.0 cm diameter bicycle wheel has a tangential speed of 3.00 m/s. When the brakes are applied, the rock's tangential deceleration is 1.40 m/s^2. A) What is the magnitudes of the rock's angular acceleration at t=1.60 s? B) At what time is the ...
November 26, 2010 by Steph

Writing (Writeacher and Ms. Sue)
Write a description of a scene in the story "The Birds" by Daphne Du Maurier as it would look to a bird flying overhead. What do you think? I wrote the description about the scene when the birds are entering the house through the chimney. "The bright flames rose from the ...
January 27, 2014 by Anonymous

sound and hearing
An excited child in a campground lets out a yell. Her parent, 1.31 m away, hears it as a 89.3-dB sound. A climber sits 701 m away from the child, on top of a nearby mountain. How loud does the yell sound to the climber? (in dB) A: 34.731 dB this is my first question here :)I ...
November 20, 2012 by bülent

Physics
The force of gravity on a 2.0 kg rock is twice as great as on a 1 kg rock. Why doesnt the heavier rock fall faster?
July 13, 2011 by Capreeca

Physics
a small rock with mass 0.20 kg is released from rest at point A which is at the top edge of a large, hemispherical bowl with radius R = .5m. assume that the size of the rock is small compared to R, so that the rock can be treated as a particle, and assume that the rock slides ...
October 23, 2012 by Frankie

earth
Could you tell a story of the rock cycle using a rock called Roger the Rock??
February 23, 2010 by Mitch

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