

thestudentroom.co.uk
 20130317 11:24:39
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Why do cells with a larger surface area to volume ration diffuse molecules faster?? Thanks a lot!!...



thestudentroom.co.uk
 20130320 17:03:59
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Just had it and it was so easy. What did everyone else think? I honestly don't know why I even revised for it since nothing came up and but if you do make sure you revise cells and respiration and how surface area to volume ratio affects them.



thestudentroom.co.uk
 20130325 18:51:37
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Has anyone done the third part, the test yet? If so can you remember any of the questions in the paper or any other form of help? Thanks a lot!...




thestudentroom.co.uk
 20130317 23:21:49
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If, hypothetically speaking, 5 blocks a permeable substance of different volumes were cut into the same shape (cube) and placed into separate solutions of equal volumes, would the rate of diffusion be the same  despite diffusion taking longer to reach centre because of differences in sizes of the blocks?...



thestudentroom.co.uk
 20130420 17:16:13
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hi, I am resitting biology aqa unit 1 as and in a revision session me and the teacher have been doing a experment to show diffusion. shes put some pink jelly in acid and then i have to calculate how long the blocks take to change color. not all the blocks are the same size and shes set me some questions whihch i was wondering if you could...



thestudentroom.co.uk
 20130521 20:20:30
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Hiya, My name's Aaliyah and I'll be moving house from Birmingham to Derbyshire just before college starts in August. I've secured a place at Ashby sixth form, it looks lovely there but I don't know the area very well and I will not know anyone at the sixth form prior to joining. I was wondering if anyone else is going there? Thanks! My A...



thestudentroom.co.uk
 20130219 22:59:50
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could anyone help me on this question? I do get how to work out the question my teacher showed me but how do u know that u have to use the formulas for volume and not surface area? I asked my teacher but he doesn't know so could anyone explain how you would know that volume formula is supposed to be used? thankyou!!! :) Attached Thumbnail...




thestudentroom.co.uk
 20120911 17:50:36
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which would be the best state sixth form collage in london because im in year 11 and my teachers are saying to think about sixth form collages but i dont want to go to my schools sixth form ps how many subjects can you take in A level...



thestudentroom.co.uk
 20130609 15:52:04
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Hey I'm a year 11 student, nearly going into Sixth Form. I was wondering if Sixth Form students could post photos of outfits they wear or would wear to class so that me and other new Sixth Form Students can have an idea of what to wear. Because switching from wearing the same uniform everyday to having to decide on what to wear can be dif...



androidzoom.com
 20130322 03:25:30
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NekoDesign With this simple to use application you can calculate various parameters concerning your body like: Body Surface Area, Body Mass Index (BMI), Lean Body Weight, Ideal body weight, Body description. Body Surface Area (BSA) – is being used for... FREE



thestudentroom.co.uk
 20130610 00:21:58
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Hey, I really want to do statistics but my sixth form don't offer it. I would have to teach my self, I am not bothered about this. I was wondering if anyone has any recommended; textbooks or anything else. I am going to do the AQA Stat without course work. Dose anyone have any notes they don't mind sharing. I am doing in sixth form Bio, C...



thestudentroom.co.uk
 20130503 18:05:55
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hello pplz! it looks like there are no proper league tables for sixth form schools & colleges in london. so i thought i should post this thread to find the top 15 and worst 15. i live in the far north of the city, so im not sure about the sixth form schools and colleges towards the south of the city. this is what i think about the sixth f...




thestudentroom.co.uk
 20130409 23:20:02
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Obviously when I start sixth form I can't have a job MondayFriday. Lets say I'm applying for TK Max, will they take this into account when I say ''Part time'' Is it best to notify them I can only work weekends at the bottom of my CV? Where is the best place to apply if you're at Sixth form?...



thestudentroom.co.uk
 20130607 17:33:44
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Hi I am going to resit the year but i dont think my own sixth form will accept me if i get really bad As so I was wondering would it be a good idea to apply to external sixth form now or a college. or should I wait for my exam results, then phone in to ask if there is remaining places.. THank you so much for comment, I appreciate your hon...



thestudentroom.co.uk
 20130319 18:52:59
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I've just started work on the area of a sector of a circle and one of the questions I'm a bit puzzled with and I'm wondering if i'm just not connecting the dots somewhere. The diagram below shows two circles, each of radius 4cm, with each one passing through the centre of each other. Calculate the shaded area (Hint: add the common chord A...



thestudentroom.co.uk
 20130317 22:50:04
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Cohesion: Attractive property of water with other water molecules. Adhesion: Attractive property of water with molecules. Surface tension? I understand how the water molecules have no "surrounding" or molecules above them, and so they exhibit stronger attractive forces to the molecules below them? "creating" surface tension? Can someone...



thestudentroom.co.uk
 20130321 12:09:33
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hellooo. to explain my situation, i should proabably explain whats been going on in the past 12 months of my wierd life. last year in yr11, my school brainwashed my year group to stay for the sixth form. we was told in the sixth form will be "sooooo awesome and amazing". i didnt apply for anywhere else (my very stupid mistake) and i decid...



electronista.com
 20130424 00:28:00
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Microsoft is increasing the number of countries where customers can buy the Surface RT and Surface Pro tablets. The Surface Pro will be available in 24 more countries, while the Surface RT will be launching in Malaysia on April 25th, in Mexico by the end of may, and in Korea and Thailand in June. The expansion will see the Surface RT be a...




wpcentral.com
 20130211 08:22:35
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If you follow Surface creator Panos Panoy and director Jon Chu on Twitter, you’re probably tired of the constant teasing of tweets over a future Surface commercial. Well, you can finally relax and see what the creative minds have been up to for the latest ad for the Surface Pro. Catch the video after the break. While Microsoft might arg...



thestudentroom.co.uk
 20120902 01:20:18
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Hi guys, I am doing the modular system to gain my GCSE mathematics qualification and I was wondering what type of grade in maths I would need to get into a grammar sixth form. I am not looking to carry on maths as an ALevel but I am aware that your GCSE maths qualification is important for gaining access to good sixth forms and uni's. So...



thestudentroom.co.uk
 20130422 00:11:26
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So, I want to go to King Edwards handsworth sixth form but, I'm not so sure yet :/ because, i don't know about the environment there  would i be able to make new friends or will i be just a loner? I don't anybody who is actually got there from my school currently... So chances are likely I'll be on my own but, i'm really confused :confus...




thestudentroom.co.uk
 20130602 11:37:05
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I have to find the volume of a cube which has a surface area 270 and the second constraint is that one of the sides is 5 times greater than another. I set down the equations as f(x,y,z)=xyz g(x,y,z, (xy+yz+xz)=135 and h(x,y,z, (x5y)=0 I am having difficulty solving the simultaneous equations. Can I ask if I have the equations set out cor...



thestudentroom.co.uk
 20130611 18:47:26
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Hi guys, Could you help me on the last part when your asked to work out the area. Many thanks Posted from TSR Mobile...



thestudentroom.co.uk
 20130225 17:10:52
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Use the equation for the reaction and your answer from Question 11 (b) to calculate the minimum mass of calcium carbonate needed to neutralise the sulfuric(IV) acid in 1.00 dm of craterlake solution. Show your working. (If you could not complete the calculation in Question 11 (b) assume that the amount of carbon dioxide is 1.25* 10^2 mo...




thestudentroom.co.uk
 20120915 22:39:14
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The specification for the rectangular car park states that the length xm is to be 5m more than the breadth. The perimeter of the carpark is to be greater than 32m. a) form a linear inequality in x The area of the car park is to be less than 104m^2 b) form a quadratic inequality in x c) by solving the your of inequalities, determine the se...



thestudentroom.co.uk
 20130425 18:25:02
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Hi, I'm 21 and want to study A levels. The FE colleges near me are really bad, and the sixth form colleges nearby are all extremely good and get great ofsted reports etc. I have been offered a place at all of these colleges, but I am trying to decide which one to go to. I want to have a good education and good lessons, but I am worried th...



thestudentroom.co.uk
 20130503 15:36:57
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For integration , to find an area, I use the following formula integral sign y dx ? do I have to differentiate and then integrate? so confused:confused:...




thestudentroom.co.uk
 20130328 02:42:23
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Very basic question. What's the definite integral of sin(x) with limits of 0 to 2pi. Is it 0 or 4? If the limits are 0 to pi it is 2; and if the limits are from pi to 2pi, then it is 2. Is the definite integral the sum of the area, in which case the absolute value of 2 is taken, so it adds up to 4, since area is always positive? Or is t...



thestudentroom.co.uk
 20130321 18:59:29
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Hey, i'm in year 12 at sixth form and sitting my first 2 psychology exams on the 22nd of May and early June... ANY TIPS? Any things that you think are bound to crop up? any help would be largely appreciated. thanks guys :)...



thestudentroom.co.uk
 20130421 12:48:54
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A circle has diameter d cm, circumference C, and area A. Starting with the standard formula for a circle, find the numerical value of k. Cd = kA What is this question talking about? The standard formula is the x^2 + y^2 = r^2 right? I think the radius will be d^2/4 but where on earth does is k supposed to come from as I don't have enough...




thestudentroom.co.uk
 20130409 01:18:14
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Serious of all my subjects biology has the most volume and I barely know where to start! Atm I'm just writing out exemplar answers for topics which tend to come up most years. Anyone got any tips? Posted from TSR Mobile...



technobuffalo.com
 20130301 03:00:18
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To help broaden its reach and hopefully garner more interest, Microsoft on Thursday announced the Surface RT will be available in six more countries later next month. It’s been a slow and steady rollout for one of the market’s most important devices ( though not necessarily the best ), however it’s still unclear how well Microsoft’s wunde...



thestudentroom.co.uk
 20130611 23:23:48
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Hey in sixth form i want to do the following subjects; Biology Chemistry Physics Sociology BTEC Level 3 Applied Science (Assignments at home ) Stats (Self Teaching) Maths and Physics Open University Degree...




thestudentroom.co.uk
 20130221 07:36:33
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Curve has equation y = (x+2)(x+1)(x1). Sketch shows part of the curve from 2 to 1 on the x axis. The part from 2 to 1 is above the x axis and the part from 1 to 1 isbelow the x axis. The question is to find the total area of thetwo regions shaded, bounded by the curve and the xaxis. I make the area of the first region(above xaxis)...



thestudentroom.co.uk
 20130424 18:46:37
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Hi guys, Im new on here so bear with me... I currently studying at The International School and Sixth Form in Birmingham and only yesterday found out that after my first year which, my whole year group will not be able to continue because of "Money troubles" the school has. I dont buy this at all as they have just refurbished the whole sc...



thestudentroom.co.uk
 20130521 23:38:07
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 Phospholipid (1)  Channel Protein (1)  Condensation (1)  Mitochondria: releases energy in form of ATP (2) OR Ribosomes / Lysosomes / Golgi assuming there will be allowable answers  Enzymes have a specific active site, only substrate can bind, forming an enzyme substrate complex 2)  This XANTHINE questions was either 'COMPETITIVE or...




thestudentroom.co.uk
 20130520 13:44:16
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For part (a) the answer I got was 1.1038... but for part (b) I'm not sure why they've multiplied this by to get the area? Thanks!...



dealsucker.com
 20130504 02:57:11
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$9.99 BUY IT NOWInvented by avid scotchwhiskey drinkers, The Whiskey Ball has more volume and less surface area than a traditional ice cube so they melt slower. Now, you can bring the artesian science of slowmelting ice spheres to your home without any complicated or expensive machinery. Incredibly easy to use, just add water, and freeze.



iapps.im
 20130218 03:46:00
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在微软的官方网站上我们似乎看到了微软意欲简化旗下 Surface 平板设备名称的迹象，那可能很多人没曾注意到，我们口中所俗称的 Surface RT、Surface Pro 都不是此前微软给这两款设备起的官方名称。 在去年10月26日微软发布的基于 ARM 内核的 Surface 平板设备的时候，官方名称叫做 Surface with Windows RT。而现在，在他们的 Surface 官方网站 上这个名字已经被简化成了 Surface RT。同样，推出时官方命名为 Surface with Windows 8 Pro 的运行 Windows 8 Pro 系统的 Surface 平板设备现在的名字已经被简化成 Surface Pro。 在本月早些时候，这两款平板的名...




techbang.com
 20130505 03:08:00
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DigiTimes 消息，微軟下一代 Surface 系列平板將在 6 月下旬舉辦的微軟 Build 開發者大會上發佈，尺寸從 7 到 9 吋不等。如果消息屬實，Surface 將一改此前只有單一尺寸的做法。 此外，在去年 Surface 平板正式發佈時，還有傳言稱微軟的 Xbox 和 Surface 團隊正密切合作，可能會推出一款 7 吋遊戲平板 Xbox Surface。Nexus 7 和 iPad mini 的大賣似乎也引起了微軟對更小尺寸平板的關注，上個月傳出消息稱微軟預計將於今年推出 7 吋 Surface 平板，而即將離職的首席財務長 Peter Klein 此前在微軟 FQ3 財務電話會議上也證實了近期將推出適配小螢幕平板的 Windows 8，綜合來看，微...
