Search: .A diver springs upward with an initial speed of 2.2 m/s from a 4.5 m board

Number of results: 12,258

Physics
"A diver springs upward with an initial speed of 1.8 m/s from a 3.0 m board. Find the velocity with which the diver strikes the water." Help please!
Monday, July 5, 2010 at 8:55pm by Stuck

algebra
a diver springs from the edge of a cliff 80 ft above the ocean with an initial upward velocity of 8 ft/ s. How long will it take the diver to reach the water?
Tuesday, March 22, 2011 at 11:02pm by Anonymous

physics
A diver springs upward with an initial speed of 1.6 m/s from a 3.5-m board. (a) Find the velocity with which he strikes the water. [Hint: When the diver reaches the water, his displacement is y = -3.5 m (measured from the board), assuming that the downward direction is chosen ...
Thursday, September 29, 2011 at 7:27pm by Anonymous

Physics
A diver springs upward with an initial speed of 2.23 m/s from a 3.0-m board. (a) Find the velocity with which he strikes the water. [Hint: When the diver reaches the water, his displacement is y = -3.0 m (measured from the board), assuming that the downward direction is chosen...
Tuesday, December 13, 2011 at 5:30pm by T

physics
A diver springs upward with an initial speed of 2.1 m/s from a 4.5 m board. (a) Find the velocity with which he strikes the water. (Hint: When the diver reaches the water, his displacement is y = -4.5 m (measured from the board), assuming that the downward direction is chosen ...
Sunday, September 7, 2008 at 7:07pm by Shundale

helpp in physics! so tough!
A diver springs upward with an initial speed of 2.0 m/s from a 2.5-m board. Find the velocity with which he strikes the water. Hint: When the diver reaches the water, his displacement is y = -2.5 m (measured from the board), assuming that the downward direction is chosen as ...
Tuesday, September 28, 2010 at 11:10pm by MC

physics
A diver springs upward from a board that is 2.98 meters above the water. At the instant she contacts the water her speed is 9.39 m/s and her body makes an angle of 70.4° with respect to the horizontal surface of the water. Determine her initial velocity.
Tuesday, September 11, 2012 at 9:13pm by katherine

Physics
A diver springs upward from a board that is 4.40 m above the water. At the instant she contacts the water her speed is 14.0 m/s and her body makes an angle of 68.8 ° with respect to the horizontal surface of the water. Determine her initial velocity, both (a) magnitude and...
Monday, September 24, 2012 at 6:48pm by Shannon

physics
A diver springs upward from a board that is 4.40 m above the water. At the instant she contacts the water her speed is 14.0 m/s and her body makes an angle of 68.8 ° with respect to the horizontal surface of the water. Determine her initial velocity, both (a) magnitude and...
Sunday, September 23, 2012 at 8:28pm by Shannon

physics
A diver springs upward from a board that is 3.90 m above the water. At the instant she contacts the water her speed is 14.9 m/s and her body makes an angle of 60.3 ° with respect to the horizontal surface of the water. Determine her initial velocity, both (a) magnitude and...
Saturday, September 15, 2012 at 12:12am by andy

Physics
A diver springs upward from a board that is 4.10 m above the water. At the instant she contacts the water her speed is 11.9 m/s and her body makes an angle of 79.7 ° with respect to the horizontal surface of the water. Determine her initial velocity, both (a) magnitude and...
Tuesday, January 31, 2012 at 4:41pm by Alex

physics
A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 9.30 m/s and her body makes an angle of 83.0° with respect to the horizontal surface of the water. Determine her initial velocity, both magnitude ...
Monday, February 7, 2011 at 4:40pm by help

Physics
A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 8.70 m/s and her body makes an angle of 74.0° with respect to the horizontal surface of the water. What is her initial velocity, both magnitude and ...
Sunday, October 10, 2010 at 8:42pm by Sommer

physics
A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 9.00 m/s and her body makes an angle of 71.0° with respect to the horizontal surface of the water. Determine her initial velocity, both magnitude ...
Wednesday, November 3, 2010 at 5:01pm by tom

Physics
A diver springs upward from a board that is 3.00 m above the water. At the instant she contacts the water her speed is 8.90 m/s and her body makes an angle of 75.0 degrees with respect to the horizontal surface of the water. Determine her initial velocity both magnitude and ...
Thursday, September 23, 2010 at 7:20pm by Anonymous

physics
A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 9.10 m/s and her body makes an angle of 77.0° with respect to the horizontal surface of the water. Determine her initial velocity, both magnitude ...
Sunday, February 7, 2010 at 8:43pm by james

Physics- Algebra based
A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 9.10 m/s and her body makes an angle of 80.0° with respect to the horizontal surface of the water. Determine her initial velocity, both magnitude ...
Saturday, February 5, 2011 at 3:07pm by Bailey

Physics
A diver jumps off a 10m diving board with an initial upward velocity of 5.0 m/s. What is the diver's velocity after 1.5 seconds?
Saturday, March 17, 2012 at 3:32pm by Anthony

Physics
A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 8.80 m/s and her body makes an angle of 76.0° with respect to the horizontal surface of the water. Determine her initial velocity, both magnitude ...
Tuesday, September 4, 2007 at 10:12pm by Student

physics
A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 9.6 m/s and her body makes an angle of 84 degrees with respect to the horizontal surface of the water .
Saturday, September 11, 2010 at 11:49pm by na

math
A diver jumps into a 10 meter deep pool from a 5 meter platform with an initial upward velocity of 3.2 meters per second. What will the divers maximum height be? After how many second will the diver hit the water? If the water were drained from the pool, and I launched a ball ...
Sunday, November 11, 2012 at 4:49pm by ryan

Physics
When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the sky diver and, thus, slows him down. Suppose the weight of the sky diver is 914 N and the drag force has a magnitude of 1120 N. The mass of the sky ...
Tuesday, October 9, 2012 at 10:43pm by Anonymous

Physics
A diver (mass = 75.0 kg) walks to the end of a flexible diving board. The end of the board bends down a distance of 0.55 m. The diver's weight on the diving board makes it behave like a spring. a) Determine the spring constant of the diving board. b) Calculate the diver&#...
Monday, January 14, 2013 at 4:50pm by Shanelle

physics
A diver jumps horizontally off a cliff with an initial velocity of 5.4 m/s. The diver strikes the water 4.5 s later. What is the vertical velocity of the diver upon reaching the surface of the water?
Monday, November 21, 2011 at 9:04pm by jeremy

science
to begin a dive, a diver jumps into the air and then lands on the diving board, causing it to bend. what type of energy conversions occur as the board springs back & propels the diver up into the air?
Thursday, March 8, 2012 at 6:48pm by hheellpp

HELPPPPP
A diver descends from a salvage ship to the ocean floor at a depth of 35 m below the surface. The density of ocean water is 1.025x10^3 kg/m^3. a) Calculate the guage pressure on the diver on the ocean floor. b) Calculate the absolute pressure on the diver on the ocean floor. ...
Sunday, January 21, 2007 at 4:28pm by Jake

Physics
A 50.0 kg diver steps off a diving board and drops straight down into the water. The net force when in the water is an upward 1450 N. If the diver comes to rest 5.0 m below the water's surface, what is the total distance between the diving board and the diver's ...
Wednesday, March 9, 2011 at 7:35pm by Becky

physics
A 75.0 kg diver steps off a diving board and drops straight down into the water. The water provides an upward average net force 1060 N. If the diver comes to rest 4.9 m below the water's surface, what is the total distance between the diving board and the diver's ...
Thursday, February 9, 2012 at 11:39pm by strugglemcgee

physics
A 51.0 kg diver steps off a diving board and drops straight down into the water. The water provides an upward average net force 1370 N. If the diver comes to rest 4.6 m below the water's surface, what is the total distance between the diving board and the diver's ...
Saturday, January 26, 2013 at 9:31pm by TJ Cloward

Physics
A 50 kg diver steps off a diving board and drops straight down into the water. The water procides an upward average net force of 1500 N. If the diver comes to rest 5m below the water's surface, what is the total distance between the diving board and the diver's ...
Wednesday, February 28, 2007 at 8:31pm by Christy

physics
When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the sky diver and, thus, slows him down. Suppose the weight of the sky diver is 950 N and the drag force has a magnitude of 1100 N. The mass of the sky ...
Tuesday, October 23, 2012 at 7:51pm by jill

PHYSICS
When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the sky diver and, thus, slows him down. Suppose the weight of the sky diver is 942 N and the drag force has a magnitude of 1045 N. The mass of the sky ...
Thursday, September 23, 2010 at 11:14am by Sarah

physics
2. a 755N diver drops from a board 10.0 m above the water's surface. Find the divers speed 5.00 m above the water's surface. then find the diver's speed just before striking the water. 3. if the diver in item 2 leaves the board with an initial upward speed of 2.00 ...
Thursday, December 4, 2008 at 9:03pm by gaby

physics!-concervation of energy equations
2. a 755N diver drops from a board 10.0 m above the water's surface. Find the divers speed 5.00 m above the water's surface. then find the diver's speed just before striking the water. 3. if the diver in item 2 leaves the board with an initial upward speed of 2.00 ...
Thursday, December 4, 2008 at 9:33pm by gaby

physics... part a on
A diver descends from a salvage ship to the ocean floor at a depth of 35 m below the surface. The density of ocean water is 1.025x10^3 kg/m^3. a) Calculate the guage pressure on the diver on the ocean floor. b) Calculate the absolute pressure on the diver on the ocean floor. ...
Sunday, January 21, 2007 at 5:41pm by johnny

Physics
A diver performing a double somersault spins at an angular speed of 4.5 π rad/s precisely 0.70s after leaving the platform. Assuming the diver begins with zero initial angular speed and accelerates at a constant rate, what is the diver’s angular acceleration ...
Wednesday, March 28, 2012 at 2:12pm by Ethan

Physics 1
6. –/1.5 points CJ8 4.P.014. My Notes | . Question Part Points Submissions Used 1 2 –/1 –/0.5 0/7 0/1 Total –/1.5 When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the sky diver and, ...
Wednesday, October 3, 2012 at 12:47pm by Donald

phyisics
an orangutan throws a coconut vertically upward at the foot of a clif 40 m high while his mate simulaneously drops another coconut from the top of the clif. the two coconuts collide at an altitude of 20 m what is the initial velocity of the coconut that was thrown upward? i ...
Monday, October 12, 2009 at 5:04pm by Carolina

physics
A water-skier is moving at a speed of 16.7 m/s. When she skis in the same direction as a traveling wave, she springs upward every 6.9 s because of the wave crests. When she skis in the direction opposite to the direction in which the wave moves, she springs upward every 4.2 s ...
Friday, September 14, 2012 at 12:19pm by Morgn

Algebra-Quadratic Applications
A diver on a platform 40 feet in height jumps upward with an initial velocity of 5 feet per sec. His height in h feet after t seconds is given by the function h=-16t^2+5t+50. What is his maximum height? How long will it take him to reach the surface of the water?
Thursday, May 13, 2010 at 6:40pm by chica

physics
An olympic diver springs forward off a 10 meter platform. He enters the water 8 meters beyond the edge of the platform. how much time does it spend in the air?
Tuesday, October 18, 2011 at 8:38pm by Charlotte

statistics
The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes.(show graph) B. what is the probabilty that a diver stays under for the less than 53 minutes? c.what is the probabilty that a diver stays under between 25 and 50? d. what is the ...
Monday, November 26, 2012 at 8:32pm by Ashley

physics
A diver is jumping straight up with 2 m/s from a 15 meter platform. Calculate the maximum height of the diver, the diver’s velocity when reaches the water, and total time to reach the water.
Friday, March 23, 2012 at 7:02pm by Melissa

physics
A diver runs horizontally off the end of a diving board with an initial speed of 1.75 sec. If the diving board is 3.0 m above the water line, what is the diver’s speed just before she enters the water?
Tuesday, December 7, 2010 at 1:29pm by Ama

Physics
Starting from rest, a 1.7x10-4 kg flea springs straight upward. While the flea is pushing off from the ground, the ground exerts an average upward force of 0.44 N on it. This force does 2.4x10-4 J of work on the flea. (a) What is the flea's speed when it leaves the ground...
Wednesday, September 21, 2011 at 11:19pm by Hannah

AP Physics
A 45 kg gymnast steps off a platform located 1.3 m above a spring board. The spring board compresses 25 cm. a)What is the spring constant of the spring board? b) If energy is in fact conserved in this problem, explain how high the gymnast will spring upward. Assume the gymnast...
Sunday, October 21, 2012 at 11:06pm by Anna

physics
A glider on an air track is connected by springs to either end of the track. Both springs have the same spring constant,k , and the glider has mass M. A)Determine the frequency of the oscillation, assuming no damping, if k= 125N/m and M= 250g. (I got the answer to be 5.03 hz) ...
Monday, May 25, 2009 at 11:14pm by kelsi

Physics
A diver runs horizontally off the end of a diving board with an initial speed of 1.25 m/s. If the diving board is 3.20 m above the water, what is the diver's speed just before she enters the water? (Neglect air resistance.)
Monday, December 6, 2010 at 7:17pm by amv3WEBASSIGN

physics spring
A glider on an air track is connected by springs to either end of the track. Both springs have the same spring constant,k , and the glider has mass M. A)Determine the frequency of the oscillation, assuming no damping, if k= 125N/m and M= 250g. (I got the answer to be 5.03 hz) ...
Thursday, May 21, 2009 at 9:24pm by annie

Physics
A 86.0 kg diver falls from rest into a swimming pool from a height of 6.3 m. It takes 1.44 s for the diver to stop after entering the water. Find the magnitude of the average net force exerted on the diver during that time.
Tuesday, December 6, 2011 at 5:09pm by Bob

physics
A 62.0 kg diver falls from rest into a swimming pool from a height of 3.50 m. It takes 1.92 s for the diver to stop after entering the water. Find the magnitude of the average force exerted on the diver during that time.
Saturday, March 1, 2008 at 3:53pm by rory

Physics
Starting from rest, a 1.6x10-4 kg flea springs straight upward. While the flea is pushing off from the ground, the ground exerts an average upward force of 0.42 N on it. This force does 3.6x10-4 J of work on the flea. (a) What is the flea's speed when it leaves the ground...
Monday, March 12, 2012 at 10:21pm by April

physics again...
A 62.0 kg diver falls from rest into a swimming pool from a height of 3.50 m. It takes 1.92 s for the diver to stop after entering the water. Find the magnitude of the average force exerted on the diver during that time.
Thursday, February 28, 2008 at 9:03pm by rory

Math
I need help with this questions. a). An overhead garage door has two springs, one on each side of the door. A force of 15 pounds is required to stretch each spring 1 foot. Because of a pulley system, the springs stretch only one-half the distance the door travels. The door ...
Tuesday, April 1, 2008 at 1:17am by Danielle

math
a diver dives to 84m. If the diver rises 5 meters per min for 10 min. Where is the diver in relation to the surface. The answer would be 34 meters right?
Friday, October 31, 2008 at 1:52pm by deedee

Physics
An Olympic diver performs a dive from the 10 m platform and achieves a speed of 14 m/s just before entering the water. Neglecting air friction, approximately how many times larger the diver’s speed than the diver would have achieved by performing from a 1 m platform? How ...
Thursday, March 15, 2012 at 10:27am by Timmy

Physics please help!!
A 86.0 kg diver falls from rest into a swimming pool from a height of 6.30 m. It takes 1.86 s for the diver to stop after entering the water. Find the magnitude of the average force exerted on the diver during that time.
Friday, February 11, 2011 at 4:06pm by Megan

Phsyics
A 69 kg diver jumps off a 10.4 m tower. (a) Find the diver's velocity when he hits the water. m/s (b) The diver comes to a stop 2.0 m below the surface. Find the net force exerted by the water. N
Wednesday, October 3, 2007 at 8:43pm by Lee Kite

physics
A 69 kg diver jumps off a 10.4 m tower. (a) Find the diver's velocity when he hits the water. m/s (b) The diver comes to a stop 2.0 m below the surface. Find the net force exerted by the water. N
Wednesday, October 3, 2007 at 9:00pm by Lee Kite

PHYSICS
A 58.3 kg diver steps o a diving board and drops straight down into the water. The water provides an average net force of resistance of 1596 N to the diver’s fall. The acceleration of gravity is 9.81 m/s2 . If the diver comes to rest 4.7 m below the water’s ...
Saturday, October 18, 2008 at 9:58pm by MIKE HUNT

physics
A 42.1 kg diver steps off a diving board and drops straight down into the water. The water provides an average net force of resistance of 1559 N to the diver’s fall. If the diver comes to rest 4.1 m below the water’s surface, what is the total distance be- tween the ...
Thursday, November 22, 2012 at 9:32pm by scott

physics
A 48.0 kg diver steps off a 10.0 m high diving board and drops straight down into the water. If the diver comes to rest 5.0 m below the surface of the water, determine the average resistance force exerted on the diver by the water. N
Monday, January 3, 2011 at 10:21pm by Anonymous

physics
A high diver leaves the end of a 5.0 m high diving board and strikes the water 1.4 s later, 2.8 m beyond the end of the board. Considering the diver as a particle, determine the following. (a) her initial velocity, v0 1 m/s 2° 3 (b) the maximum height above the water ...
Monday, February 21, 2011 at 7:43pm by Anonymous

Physics
Two springs are attached side by side to a green box of mass M. Determine an expression that describes the period of motion of the box attached to this combination of springs. The two individual springs have spring constants K1 and K2 respectively.
Monday, January 21, 2013 at 7:30pm by Rose

physics
A 65 kg diver jumps off of a 10.0 m tower. a. Find the diver's velocity when he hits the water. b. The diver comes to a stop 2.0 m below the surface. Find the net force exerted by the water. Ok, im a little confused about this problem. We knoe the mass of the diver is 65 ...
Wednesday, December 23, 2009 at 9:42pm by Heart

physics
A uniform 1.3-kg rod that is 0.80 m long is suspended at rest from the ceiling by two springs, one at each end of the rod. Both springs hang straight down from the ceiling. The springs have identical lengths when they are unstretched. Their spring constants are 60 N/m and 35 N...
Wednesday, December 1, 2010 at 1:27pm by sammie

physics
Gravity continues to work on the diver as he descends under water. This mst be taken into account. The total potential energy (P.E) loss of the diver at greatest depth is M g (10 + 5) = 7056 J Work done by the water on the diver, or of the diver upon the water, is equal to ...
Monday, January 3, 2011 at 10:21pm by drwls

chemistry
It decreases? If the air pressure increased, wouldn't that make the diver go down? What happens when you press on the pressure cap? Oh, yeah. So, at night the atmospheric pressure increases and therefore the diver sinks? Can someone help me with this question about a ...
Thursday, May 24, 2007 at 7:22pm by Lillian

math
A soccer player kicks a ball and gives it an initial upward velocity of 47 feet per second. If everyone waits for the ball to bounce, how long will it be in the air? (Use the vertical motion formula, h= -16tsquared + vt + c, where h is the height of the ball will be at time t...
Monday, April 29, 2013 at 10:46pm by kelly

algebra
As a diver descends into fresh water we have determined that for every 10 meters of depth the pressure on the diver increases by one atmosphere. Find the equation of the line representing this relationship if we know that when the diver is at a depth of 25 meters there is a ...
Wednesday, December 19, 2012 at 9:12pm by Anonymous

Math
The path of a cliff diver as he dives into a lake is given by the equation y= -(x-10)^2+75, where y meters is the divers height above the water and x meters is the horizontal distance travelled by the diver. What is the maximum hight the diver is above water? How can I find ...
Sunday, November 28, 2010 at 4:19pm by Andy

Aberdeen
A model rocket is launched straight upward with an initial speed of 40.0 m/s. It accelerates with a constant upward acceleration of 2.50 m/s2 until its engines stop at an altitude of 120 m.
Monday, September 20, 2010 at 11:23pm by James

algebra
A diver jumps from a diving board that is 32 feet above the water. The height of the diver is given by h= -16(t-2)(t+1) where the height h is measured in feet, and the time t is measured in seconds. When will the diver hit the water?
Monday, May 9, 2011 at 9:50pm by Anonymous

geometry
A scuba diver is at the surface of the water and preparing to swim to a shipwreck. The shipwreck is 20 meters underwater and the diver is 65 meters away from a buoy that shows where the shipwreck lies. At what angle does the diver have to swim to reach the shipwreck to the ...
Sunday, April 22, 2012 at 10:17pm by Anonymous

hh
When the baseball is shot straight upward with an initial speed of 20 \rm m/s, what is the maximum height above its initial location?
Saturday, July 14, 2012 at 8:33am by aa

Physics
The Olympic diver completes 3.5 somersaults in 1.7 seconds. What is the average angular speed (in rad/s) of the diver?
Monday, December 21, 2009 at 3:42pm by Joe

math
Diver jump from cliff at heights of 85 to 115 feet above the water. After t seconds, a diver has fallen 16t2 feet. Does a diver jumping from a height of 85 feet reach the surface of the water within 2 seconds?
Tuesday, August 28, 2012 at 12:38am by Lee

7th grade algebra
Cliff diver jump from a height of 85 to 115 feet above the water. After t seconds the diver has fallen 16tto the 2nd power feet. does the diver jumping from 85 feet reach the surface of the water within 2 seconds- why or why not.
Wednesday, August 27, 2008 at 11:26am by Canyon

11th grade
a 65kg diver jumps off of a 10m tower. find the diver´s velocity when he hits the water?
Sunday, October 17, 2010 at 11:51pm by caero

AP Physics B
h = ½gt², since diver's initial vertical speed is 0 h = 44 m x = vt x = 5.4 m
Tuesday, September 21, 2010 at 2:33pm by Saif Hamdan

physics
A 65 kg diver jumps off of a 10.0 m tower. a. Find the diver's velocity when he hits the water. b. The diver comes to a stop 2.0 m below the surface. Find the net force exerted by the water. Ok, im confused, I found velocity which is 14. But for the net force im confused ...
Thursday, December 24, 2009 at 11:15am by Heart

Physics
An object is thrown vetically upward with an initial velocity of 14.7 m/s.How long does it take for the object to be 9.8 m from its initial position?What is the instantaneous velocity at 9.8 m from its initial position. Explain why two answers arise.
Monday, October 8, 2012 at 7:21pm by Anne

Physics
Initially, the diver is moving upwards 0 = Vo – gt, t = Vo/g ≈ 5/10 = 0.5 s. After 0.5 seconds of motion the diver is at the maximum height. Then the downward motion begins. After 1.5 - 0,5 = 1 second of motion the velocity of diver is v = g•t = 10•1= ...
Saturday, March 17, 2012 at 3:32pm by Elena

science
A 600- newton diver dives off a 10 meter platform. If it takes 2 seconds to hit the water, what is the diver's power?
Saturday, March 31, 2012 at 6:57pm by Porky

physics--HELP
Use a(t)=-32 ft/s squared as the acceleration due to gravity. A ball is thrown vertically upward from the ground with an initial velocity of 56 feet per second. For how many seconds will the ball be going upward?
Tuesday, October 9, 2007 at 11:00pm by Asia

Physics(Please help)
Use the acceleration of gravity to find her velocity 1.2 s before impact. Average the two velocities times the 1.2 s to get the displacement. v = v0 - g*t -10.4 = v0 - 9.81*1.2 v0 = 1.372 So the diver was above the level from which she dove from at 1.2 s before impact. The ...
Sunday, May 27, 2012 at 12:14pm by Rae

physics
A model rocket is launched straight upward with an initial speed of 50.2 m/s. It accelerates with a constant upward acceleration of 2.12 m/s2 until its engines stop at an altitude of 167 m. What is the maximum height reached by the rocket?
Friday, August 31, 2012 at 2:52pm by NICOLE

Physics
A model rocket is launched straight upward with an initial speed of 47.8 m/s. It accelerates with a constant upward acceleration of 1.83 m/s2 until its engines stop at an altitude of 163 m. What is the maximum height reached by the rocket?
Wednesday, September 14, 2011 at 4:43pm by Wing

physics
A person throws a 2.5 lb stone into the air with an initial upward speed of 15 ft/s. Make a free-body diagram for this stone (a) after it is free of the person’s hand and is traveling upward, (b) at its highest point, (c) when it is traveling down ward, and (d) while it ...
Wednesday, February 1, 2012 at 1:24pm by joe

Science PHYSICS
I am trying to gain a understanding of the transfers and conversions of energy whilst the subject (being a diver) goes through its motions. Maybe i should be clearer .... SO as the diver makes his way to the top of the steps chemical energy is transferred from the body to the...
Tuesday, April 27, 2010 at 10:35am by Alice

physics
An entertainer juggles balls while doing other activities. In one act, she throws a ball vertically upward, and while it is in the air, she runs to and from a table 5.20m away at a constant speed of 2.40m/s, returning just in time to catch the falling ball. A) With what ...
Friday, July 8, 2011 at 11:17pm by izzy

Physics
A diver thinks that if a typical snorkel tube of 0.13 m length works, then a tube of length 6.2 m should also work. When trying to use such a tube, what is the pressure difference between the external pressure on the diver's chest and the air pressure in the lungs of the ...
Saturday, January 19, 2013 at 4:13pm by Paulina

Mathematics
After diving 92m below the sea level, the diver rises at a rate of 5 meters per minute for 7minutes. Where is the diver in relation to the surface?
Thursday, October 20, 2011 at 7:39pm by Angel

phy
A scuba diver and her gear displace a volume of 71.0 L and have a total mass of 64.0 kg. (a) What is the buoyant force on the diver in sea water?
Thursday, November 4, 2010 at 3:47pm by mas

algebra 1
after diving 90m below the sea level, a diver rises at a rate of 4 meters per minute for 8 min. Where is the diver in relation to the surface
Tuesday, October 26, 2010 at 9:46pm by jazz

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