Sunday
December 21, 2014

Search: Physics, still don't get it!

Number of results: 63,944

Social Studies
How is New York City not changed from the days when it was called New Amsterdam? A. Its streets still have walls. B. Its houses still look the same. C. It is still a major trading center. D. It still has mostly Dutch residents. My answer- K
July 3, 2014 by Dddd47906

physics
A still block slides over a still surface,if the mass of the pot is 2.00kg what is the force of friction opposing the motion?coefficient of kinetic friction is taken as 0.42.Gravity is 9.8
November 24, 2011 by mary

poetry, please comment
Still So New to You Standing alone Looking' at the moon Why'd you have to leave me so soon I was still so new to you I didn't have a clue Barely even two I was still so new to you still so new....... written by: kathy a.... thanks for any and all comments. good and bad. Thank ...
April 3, 2012 by i♥zee

physics repost
I am still trying to solve for H in this equation but I am still lost MgH = (1/2)*k*(H-2-10)^2 + Mg*2 I was told to expand the square on the right, gather terms, put it in the standard quadratic form, and use the quadratic formula, but I don't know how. Should it be Mgh=(H-12...
April 24, 2008 by Chris Adison

physics repost
I am still trying to solve for H in this equation but I am still lost MgH = (1/2)*k*(H-2-10)^2 + Mg*2 I was told to expand the square on the right, gather terms, put it in the standard quadratic form, and use the quadratic formula, but I don't know how. Should it be Mgh=(H-12...
April 24, 2008 by Chris Adison

Physics
A river has a steady speed of 0.500 m/s.A student swims upstream a distane of 1.00 km and swims back to the starting point. If the student can swim at a speed of 1.20 m/s in still water, how long does the trip take? How much time is required in still water for the same length ...
February 13, 2014 by Anonymous

Physics
A tennis ball is thrown horizontally from an elevation of 20.60 m above the ground with a speed of 19.0 m/s. (a) Where is the ball after 2.00 s for the horizontal and vertical position? (b) If the ball is still in the air, how long before it hits the ground? If the ball is ...
September 13, 2012 by Drew

Math
Angela and Doreen each want to by the same comb. Angela still needs 58cents to by the comb and Doreen still needs6cents. If they were to combine their money, they still do not have enough. What is the most the comb could cost?
November 5, 2014 by Meena

PHYSICS
A tennis ball is thrown horizontally from an elevation of 20.60 m above the ground with a speed of 21.0 m/s vertical m from ground??? f the ball is still in the air, how long before it hits the ground? (If the ball is not in the air, enter 0.)???? If the ball is still in the ...
January 31, 2012 by Anonymous

PHYSICS
A tennis ball is thrown horizontally from an elevation of 20.60 m above the ground with a speed of 21.0 m/s vertical m from ground??? f the ball is still in the air, how long before it hits the ground? (If the ball is not in the air, enter 0.)???? If the ball is still in the ...
January 30, 2012 by Anonymous

SraJMcGin are you still here
I'll post my finished work when you answer me that you are still online
March 29, 2009 by Destiny

English
e.g. People were just standing still. (What is the part of speech of 'still' in the sentence? Adverb or adjective?))
July 13, 2012 by rfvv

physics
A swimmer is capable of swimming 0.45 m/s in still water. (a) If she aims her body directly across a 75 m-wide river whose current is 0.30 m/s, how far downstream (from a point opposite her starting point) will she land? (b) How long will it take her to reach the other side? ...
December 2, 2009 by bob

Physics
A tennis ball is thrown horizontally from an elevation of 20.60 m above the ground with a speed of 21.0 m/s? Where is the ball after 2.00 s? vertical m from the ground? If the ball is still in the air, how long before it hits the ground? (If the ball is not in the air, enter 0...
January 28, 2012 by Anonymous

English
He is standing still. (Is 'still' an adjective or an adverb?)
September 1, 2010 by rfvv

English
Posted by rfvv on Wednesday, September 1, 2010 at 12:53am. He is standing still. (Is 'still' an adjective or an adverb?) English - karla, Wednesday, September 1, 2010 at 12:55am Is it modifying a noun(adjective) or a verb(adverb)? English - Writeacher, Wednesday, September 1, ...
September 6, 2010 by rfvv

Kinematics Physics
Please let me know if someone can help with this subject. I have summer school in physics because I did not get the first semester. I am still not getting it. Alyx Yes, we can help you. Post your questions, show your work, and we'll guide you in the right direction.
July 29, 2006 by Alyx

physics
As you walked on the moon, the earth’s gravity would still pull on you weakly and you would still have an earth weight. How large would that earth weight be, compared to your earth weight on the earth’s surface? (Note: The earth’s radius is 6378 km and the distance separating ...
March 31, 2011 by olga

RATE, DISTANCE, TIME
TIM PADDLED HIS KAYAK 12 KM UPSTREAM AGAINST A 3 KM/H CURRENT AND BACK AGAIN IN 5 HR 20 MINUTES. iN THAT TIME HOW FAR COULD HE HAVE PADDLED IN STILL WATER 12/(v+3) + 12/(v-3) = 5.33 hours Solve for this speed in still water, v. 12(v-3) + 12(v+3) = 5.33 (v^2 -9) 24 v = 5.33 v^2...
December 21, 2006 by CINDY

english
There is one more thing which is not 100 % clear to me. I am still writing my learning diary and have to write about my emotional temperature.I've googled it but still I am not sure what it is
January 24, 2009 by lily

physics
thanks for the help earlier just got a question I'm taking AP Physics B this year does that mean next year I would Take AP Physics C??? I don't know if the material in C convers the same material plus the additional calculus material or what??? Could I take AP Calculus while ...
August 9, 2009 by physics

Physics
I'm still unsure how to do that problem that I posted below can anyone tell me how to do it?
March 12, 2009 by HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Physics- drwls please check
Good morning. This is a repost. The system is telling me my calculations is incorrect. I thought a fresh pair of eyes would help. Suppose a monatomic ideal gas is contained within a vertical cylinder that is fitted with a movable piston. The piston is frictionless and has a ...
April 19, 2007 by Mary

Math PLEASE HELP
No one was answering my questions for the first question I posted so I posted it again. answers for 12345: 1. 9 3/5 2. 4 1/2 3. 4 3/4 4. still 7 6/9 5. still 10 16/18
December 1, 2010 by Pratigya

math - still don't get it
Thanks for helping me for figure out my age in months and days but I still need to find my age in hours. Please help me. Thank you.
August 13, 2012 by GL

physics
if velocity vector is changing but speed is constant, can there still be work
March 5, 2010 by eng

physics
what can you say about the forces on a brick lying still on the floor?
March 15, 2011 by alilil

Math
A plane will normally cover 52 km in 12 min in still air. On one trip she flew with the wind for 2.5 hr. returning, she still had 100 km to go after 3.5 hr. what was the wind speed?
November 19, 2012 by Kay

Math
A plane will normally cover 52 km in 12 min in still air. On one trip she flew with the wind for 2.5 hr. returning, she still had 100 km to go after 3.5 hr. what was the wind speed?
November 19, 2012 by Kay

Physics repost please check
Good morning. This is a repost. The system is telling me my calculations is incorrect. I thought a fresh pair of eyes would help. Please tell me what I am doing wrong. Suppose a monatomic ideal gas is contained within a vertical cylinder that is fitted with a movable piston. ...
April 20, 2007 by Mary

Physics
Does an object still possess any kinetic or potential energy at absolute zero?
September 12, 2011 by Maria

Physics
A 68.5kg man is standing still on an elevator that isn't moving, what is the normal force on him?
December 31, 2012 by Mele

Physics
A 68.5kg man is standing still on an elevator that isn't moving, what is the normal force on him?
December 31, 2012 by Mele

Physics
If you are viewing a hologram and you close one eye, will you still perceive depth? Explain.
March 23, 2008 by Trey

grade 10 science
i don't get the difference betwwen a littoral zone and a limentic zone. i tried reading my textbook like three times and i still dont get it, i even went to da internet but i still don't get it. please help me. thanks
October 12, 2009 by sameul

U.S. Presidents
Are former presidents of the United States who are still alive today have retired from politics? I think it's obvious that it's true, but George W. Bush is still the owner of the MLB's Texas Rangers.
November 14, 2010 by AL 92

Pre-calc
Find the effective rate of interest for 5.25% compounded quarterly. I don't know how to solve this. Would I use this equation A=Pe^(rt) But still I don't know because even if I put the given info into the equation I still need P and A
January 12, 2011 by Amy

PHYSICS
A girl rows 10 km downstream in 2 h. Her return trip takes 4 h. How fast can she row in still water. in km/h?
February 19, 2014 by Reem

english
Which is better to use? "...and is still able to hold more..." "...and still is able to hold more..." "...and can still hold more..." PLEASE HELP!!
February 25, 2010 by Happy Face

English
Can someone help me and write the answers to these tasks (especially the last sentence in the 2nd task) What’s the time now? What month is it? What year is it? Look at these sentences. Can you replace since with for? Make the necessary changes. 1 He has been running for 5 ...
February 14, 2010 by swen

physics
with a cart of unknown mass, could you still determine whether its total energy is conserved? explain your reasoning
November 18, 2014 by Anonymous

Physics
"It takes a force of 109 N to lift a stone straight up. This force gives the stone an acceleration of 12 m/s^2. Calculate the mass of the stone." My physics teacher tried to explain this problem to us, but he explained it so confusingly that I still don't get it (if that made ...
October 29, 2007 by Emily

physics
A 29 kg child, with a 4.5 kg backpack on his back, first stands on a sidewalk and then jumps up into the air. Find the magnitude and direction of the force on the sidewalk from the child when the child is (a) standing still and (b) in the air. Now find the magnitude and ...
October 4, 2011 by ayla

global
Can someone please help ,still can not find out the following In the book iooi Arabian Nights...Thievery as a way of life, humor through trickery of the innocent and distrust of foreigners. I was told to look at Ali Baba but still dont see the answer
September 19, 2010 by Susan

Physics
Still stuck...see post at 3:34pm. I don't think I'm understanding the instructions regarding what #'s to use for sin and cos.
April 23, 2011 by Stephanie

physics
A string connecting a car of a certain mass, x1, on an air track is connected to another mass, x2, by a string over a pulley. If the string has appreciable mass will the car still undergo constant acceleration? Explain. I think it will still undergo a constant acceleration, ...
February 11, 2012 by Emily

physics
A string connecting a car of a certain mass, x1, on an air track is connected to another mass, x2, by a string over a pulley. If the string has appreciable mass will the car still undergo constant acceleration? Explain. I think it will still undergo a constant acceleration, ...
February 11, 2012 by Emily

Physics
Aqua dude can swim at a speed of 2.0m/s in still water. A river is 48 m wide and has a current of 1.5 m/s [E]. He starts at the Southbank and swims so that he is always headed directly across the river. A) what is Aqua dudes velocity relative to the shore? B) how long does it ...
November 22, 2014 by Franklin

Physics
Young acrobats are standing still on a circular horizontal platform suspended at the center. The origin of the two-dimensional Cartesian coordinate system is assumed to be at the center of the platform. A 30-kg acrobat is located at (4 m, 9 m), and a 36-kg acrobat is located ...
June 11, 2012 by Jeremy

physics
a motorboat travels 25.0 km/h in still water. what will be the magnitude and direction of the velocity of the boat if it is directed upstream on a river that flows at the rate of 4.00 km/h?
August 4, 2011 by Anonymous

EnglishIII
Would this be an o.k. sentence to use in my essay? This would still be the closest I had ever been to someone with their name used in the same sentence as the word “famous.” Or should I just say, "This would still be the closest I had ever been to someone famous" The reason is...
November 5, 2012 by Claire

Physics
A 33.4 kg child, with a 3.05 kg backpack on his back, first stands on a sidewalk and then jumps up into the air. Find the force (positive up/negative down) on the sidewalk from the child when the child is (a) standing still and (b) in the air. Now find the net force (positive ...
January 21, 2014 by John

This is for alex, who had needed help with biology
Hey buddy, so I found my notes and I will post for you tomorrow, if you still need me to do so. Let me know if you still need them. I haven't looked over them in detail, so I can't ensure that they will answer everything you needed help with, but I am sure they will be of use ...
January 1, 2008 by Alexis

Physics
What is the smallest a flat mirror can be while still being able to see your full reflection? I need to show my work/explain. Can anyone help me?
May 19, 2008 by Lindsay

Physics
display.cgi?id=1225682948 I'm still confused about how you got the (1/8)kx^2 and how to find the weight's maximum height at the top of its path through the air.
November 3, 2008 by Bertrand

physics
Help me solve this physics homework: in sense we all have kinetic energy,even when we are standing still.the earth with a radius of 6.37*10power6 m,rotates about its axis once a day.ignoring the earths rotation about the sun,what is the K.E of a 50Kg man standing on the ...
March 1, 2013 by ruru mq

childcare
A child in your program has just returned after having chickenpox. You notice that she still has a few dry scabs. What should you do? a. Send her home. She is still contagious. B Welcome her back and let her know what there is to do today. C Allow her to stay, but discourage ...
February 1, 2010 by Abbie

Physics
A dog is tugging forward on a leas held by a physics student who is standing still. The dog is tugging with a force of 63N. The student estimates the leash to be at an angle of 25 degrees above the ground. What is the tension in the leash?
January 13, 2013 by Randy

physics
A string connecting a car of mass x1 on an air track is connected to another mass, x2, by a string over a pulley. If the string has appreciable mass will the car still undergo constant acceleration? Explain I think that the car will still undergo constant acceleration, the ...
February 11, 2012 by Emily

English
Please help me I still can't find two cause and effect relationships in the letter to his son by Robert e lee. I read the letter and have finish annotating it but still can't find it. Please help me
September 2, 2014 by Amy

algebra
A canoeist can paddle 12 km upstream and 12 km back downstream in the same amount of time as she can paddle 25 km in still water. If the rate of the current is 2 km/hour, what is her rate in still water?
September 25, 2012 by mike

Physics
Can a vector have a component equal to zero and still have a nonzero magnitude? Explain.
January 30, 2012 by qwertzuiop

Calc
Use implicit differentiation to find the slope of the tangent line to the curve y/(x-2y) = y^3 +9 (1,10/21) ive done this problem around 10 times and i still cant get it.... when i did it the last time i got -9-y^3/ 3y^2 x - 8y^3 - 19 and the slope around 0.4754 but it is ...
February 20, 2012 by SOMEONE PLEASE HELP

Physics -.-
A projectile is shot horizontally at 220 m/s from the top of a 620 m high cliff. A) How long till the projectile hits the ground? B) How far from the base of the cliff does the projectile land? I am gonna be honest. I have no idea how to do any of my Physics homework. ): I ...
December 19, 2011 by Allison

Physics
How do you calculate the magnitude of the uncertainty of the net force, U{F}? I was given several different equations but for some reason I'm still confused. Any help would be greatly appreciated.
January 28, 2012 by Emily

Physics
How do you calculate the magnitude of the uncertainty of the net force, U{F}? I was given several different equations but for some reason I'm still confused. Any help would be greatly appreciated.
January 28, 2012 by Emily

Calculus (Math 2A)
Use implicit differentiation to find the slope of the tangent line to the curve y/(x-2y) = y^3 +9 (1,10/21) ive done this problem around 10 times and i still cant get it.... when i did it the last time i got -9-y^3/ 3y^2 x - 8y^3 - 19 and the slope around 0.4754 but it is ...
February 19, 2012 by BOB PLEASE HELP

Physics
A swimmer can swim at 3.9m/s in still water. What will the swimmer's speed be (relative to the shore) if he crosses a river that is flowing at 5.1m/s?
November 20, 2014 by Gabby

communication
In which of the following situations would it be BEST to recast the situation as a positive message? When you want to maintain goodwill with the reader, because you still have to deal with each other When there really is not a reason for the refusal When you can offer an ...
June 2, 2010 by helen

physics
A swimmer can swim in still water at a speed of 9.42 m/s. He intends to swim directly across a river that has a downstream current of 3.04 m/s.
September 22, 2013 by Anonymous

English
“I am only one, but still I am one. I cannot do everything, but still I can do something; and because I cannot do everything, I will not refuse to do something that I can do.” Please explain what this quote means, thanks!
December 2, 2012 by Emma

math - still don't get it
Ms. Sue I still need help. On this website called 1happy birthday it said I am 117 months, 3,563 days and 85,512 hours. And that is because I searched it for July 3rd. So my main question really is that how do I figure out my age in months and days I am from 10/1/2002 to 7/3/...
August 13, 2012 by GL

Physics
A myopic student is shaving without his glasses. If his eyes have a far point of 1.5, what is the greatest distance he can stand from the mirror and still see his image clearly?
May 20, 2013 by Anonymous

just wondering...
what is harder, chemistry or physics? because i've been struggling all year in chemistry and i'm taking physics next year... i have a solid a in alg.2 though... oh yeah, and i want to be a physical therapist. so if i'm not to good in chemistry can i still be a physical ...
May 29, 2008 by sfdsajflkd

Business Communication
In which of the following situations would it be BEST to recast the situation as a positive message? a. When you want to maintain goodwill with the reader, because you still have to deal with each other b. When there really is not a reason for the refusal c. When you can offer...
September 27, 2011 by Kasey

Business Communication
Which way of asking for action carries the highest level of politeness? A. A polite order B. An indirect request C. A question D. An order I'm a bit confused as to what this question is asking for. However, I believe the answer may be B since asking for an indirect request is ...
August 13, 2010 by Rain Misoa

science-physics
a boat travels in still water at 2m/s. It is rowed across a river that flows at 1m/s. Determine the resultant velocity of the boat
February 14, 2012 by levi

physics
20.00 cm of space is available. How long a piece of brass at 20°C can be put there and still fit at 200°C? Brass has a linear expansion coefficient of 19 × 10^-6/C°. 1-19.93 cm 2-19.69 cm 3-19.50 cm 4-19.09 cm
February 24, 2014 by shirly

Physics
20.00 cm of space is available. How long a piece of brass at 20°C can be put there and still fit at 200°C? Brass has a linear expansion coefficient of 19 × 10^-6/C°. 19.93 cm 19.69 cm 19.50 cm 19.09 cm
May 23, 2014 by tira

physics
You take a pendulum clock to the moon, Assuming you do not change anything about the clock, will it still keep the right time? why?
December 1, 2014 by Chris

Chemistry
I know that this is an off topic question, but I need you to respond to this.... I received barely an A in my chemistry class, and my teacher gave me a 2/25 on an assignment... Although I got that grade, I still have an A.. I asked my teacher why and she said that it is not ...
November 7, 2013 by Anonymous

Chemistry
I know that this is an off topic question, but I need you to respond to this.... I received barely an A in my chemistry class, and my teacher gave me a 2/25 on an assignment... Although I got that grade, I still have an A.. I asked my teacher why and she said that it is not ...
November 7, 2013 by Anonymous

english
Hello. I am writing an essay about ancient religions in the Middle East, Sumerian and Hebrew. I am wondering whether I should write in the past or present tense because Hebrew is still around today (referred to as Jewish) and there is probably some minority that still ...
October 7, 2007 by Trudy

physics
How fast must you lift a 3.60 kg container of milk if the power output of your arm is to be 21.3 W? how would i approach this question? would i still use P=W/T?
November 6, 2007 by Connie

Physics
Assuming that your lungs can function when under a pressure of 11 kPa, what is the deepest you could be under water and still breathe through a tube to the surface?
April 6, 2010 by Noodle

Physics
Yes - if it is the same person answering it - it is me again! My question has STILL not been answered... How would I solve for upwards acceleration with this kind of image, assuming mass and force are given.
December 6, 2009 by Cait

English
I urgently need you to check these sentences on the present perfect. Thank you. 1) I've just come back from the studio where we were rehearsing/practising(exercising/training are mistakes?).Is "we practised" possible? 2) I still haven't spent my time listening to music. I ...
April 17, 2012 by Matthew

physics - another question
Sam is sitting in her fishing boat watching a trout swim below the surface. She guesses the apparent depth of the trout at 2.0m. She estimates that her eyes are about 1.0 m above the water's surface, and that the angle at which she's observing the trout is 45 degrees. b) ...
January 16, 2010 by Sarah N H

MATH
I get really confused with math . I am great with all of the other subjects . In fact I get all B's except for Math , I get 1's !!! I really need help with it . I ask for help but whenever people help me and put it in the most simplest way possible .. I still don't get it . I ...
September 1, 2011 by Kaylyn

Science (8th grade)
I still am confused about the snail lab things... Ms. Sue helped me with the calculate, but I still have a question... Calculations: .136 cm/s .000136 m/s .4896 m/h Calculate how long it will take your snail to cross a sidewalk(2m) cross a road(20m). How would I do that?
February 10, 2013 by Ji

government
What exactly is the war going on between the U.S. and Pakistan? Is it because the U.S. though Bin Laden was in Pakistan? Also is that war and the Afghanistan war still going on? From what I researched, they still are.
April 23, 2013 by K

physics
a 2.5 kg rifle fires a 20 g bullet at 400 m/s. What is the magnitude of the recoil velocity of the rifle? I still don't understand. Could you please help with a formula? Thank you. physics - drwls, Monday, February 7, 2011 at 6:38pm Try using conservation of momentum. recoil ...
February 7, 2011 by Sejul

English- schools of literary criticism
Hi there, I've really been trying to understand the theory of postmodern criticism and modern criticism, but I still can't seem to understand what it is. I've been researching on the web, & it's still not very clear. I hope someone can help me out here. thanks so much.
October 4, 2009 by May

physics
1.If a mass is 15 cm from the axis of rotation and makes 25 revolutions in 10 seconds, what is its speed in m/s? 2.If m = 0.1 kg and the values above still hold, what is the numerical values of the centripetal force?
October 18, 2010 by Derek

physics
A swimmer swims in still water at a speed of 6.83 m/s. He intends to swim directly across a river that has a downstream current of 2.89 m/s. (a) What must the swimmer's direction be?
December 13, 2012 by Anonymous

Physics
a boat crosses a .2mi river is heading perpendicularly relative to the shore. its speed in still water is 4mph and the speed of the current is 6mph
September 30, 2014 by Moni

English
1. He still felt fun about the show to watch the dynamic movements of the dancers. 2. He still felt funny about the show to watch the dynamic movements of the dancers. 3. He still felt fun to watch the dynamic movements of the dancers about the show. (Are they all grammatical...
June 11, 2011 by rfvv

College Physics
A 42-kg girl is bouncing on a trampoline. During a certain interval after leaving the surface of the trampoline, her kinetic energy decreases to 220 J from 460 J. How high does she rise during this interval? Neglect air resistance. The quarter is over but I am still trying to ...
March 15, 2012 by Angela

Math
Which of these two sequences form a geometric sequence: 2x, 4x-2, 6x-4, ..... OR x+1, 2x+2, 5x+1, .....? Find the value/s of x and what is the sequenced formed? My answer is neither is a GP since they don't have a common ratio. If this is the case, is there still any way to ...
October 18, 2014 by Brianna

physics
a satellite orbits the earth at an altitude of 5000 m above the surface of the earth. Assuming that acceleration due to gravity is still 9.8 m/s/s, find the time for 1 revolution.
December 19, 2010 by Elise

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