If you’d like to practise the material covered in this video, check out our platform at www.cognitoedu.org - it's totally free, and has been built to make learning and revision as easy as possible. The main features are: - Lessons organised by topic, only the lessons relevant to your specific exam board and tier are shown. - Automatic progress tracking. Progress bars tell you what you’re doing well at, and what you need to spend some time on. - Practise quizzes so you can test your knowledge. You can quiz yourself on any combination of topics you like. - A huge number of fully-hinted questions that take you step-by-step through some of the trickiest calculations & concepts. - A comprehensive bank of past exam papers, organised both by year, and also by topic. Amadeus & Tom
@cymric26482 жыл бұрын
Hi cognitio I just tried out your website its awesome i can review my IGCSE materials now. Thanks! I will subscribe and support the channel.
@cymric26482 жыл бұрын
And cant wait to see math courses! Thanks alot.
@cymric26482 жыл бұрын
Can you do a video about Logic Gates, please? 😎
@vert1xfps2 жыл бұрын
You guys deserv heaven to be honest !
@godmercy3246 ай бұрын
No
@NoriFound4 жыл бұрын
Did anyone else’s science teacher say to watch this video?
@hopemurphy17384 жыл бұрын
YES PAHA
@shakinahtoney15484 жыл бұрын
Yes
@ctfc_jack68494 жыл бұрын
yes my slime
@akase_13954 жыл бұрын
indeed
@demonictogaaftoncipherstar42714 жыл бұрын
Correct
@ellaburnie29663 жыл бұрын
Who else is hear because of their science teacher ?
@ijeomaoche2551 Жыл бұрын
Meeeeeeeeeee!!!!!!!!!!!!!1!!😅
@abidson69010 ай бұрын
Quareeb my student enjoyed the video... Thanks for the upload
@olatundeoyebanjo28715 ай бұрын
Please where is video Number 5?
@mahaali35013 жыл бұрын
Chem exam in 2 days and what am i gonna do? Watch Cognito's chemistry playlist videos 😌
@kazimali9147 ай бұрын
AM I the only lucky kid who watched this video before the stinky chemistry test tommorow?
@makenakenzington5 күн бұрын
Me too
@ARM41703 жыл бұрын
Can we just appreciate how this man still interacts with comments after 4 years? Your videos are incredible, you have produced some remarkable work over the years that has helped millions of other students like me in their GCSEs. I hope you the best of luck in your journey man, peace
@itsaeri9403 Жыл бұрын
thats so true, u got a like from cognito btw, i but i think u noticed already
@QuranTheWordsOfAllah Жыл бұрын
vghjg
@HackerOfficial-y3u Жыл бұрын
LGS JT BOYS 👦
@reisamiah4625 жыл бұрын
this helped me a lot! thanks. im in year 9 and literally forgot all of this, lol
@Cognitoedu5 жыл бұрын
Ahh that's always the way tbf, glad it could help you out!!!
@notreallyNat4 жыл бұрын
lol yr7
@annadeakman69754 жыл бұрын
Lol yr 9
@hell02394 жыл бұрын
@@notreallyNat same
@edward_jxckson74524 жыл бұрын
@@notreallyNat Same lol why are we learning GCSE stuff tho tbf haha
@randomfunnyvideosonia21 күн бұрын
i aced all my science exams because of you!! i never understood anything that was going on in lessons and this channel helped from knowing nothing at all to understanding the whole chapter! Thank you so much!
@pesanduransen2254 Жыл бұрын
this is crystal clear than 2hour chemistry lesson I got :)
@schoolwkgs8918 Жыл бұрын
BHAHAH crystilisation clear you mean
@mrwafflez1046 Жыл бұрын
@@schoolwkgs8918 my toe nails smell 😊
@FactFlix311 ай бұрын
ayo...@@mrwafflez1046
@muhammadamaar79368 ай бұрын
@@mrwafflez1046can i sniff 😊🤤
@zayayui32074 ай бұрын
@@mrwafflez1046what😭😭😭
@michaeljayaweera96993 жыл бұрын
anyone else got told by there science teacher to watch this
@mhalushate65023 жыл бұрын
Here for an exam that’s is two days and this was so helpful
@AliA-ee9yv3 жыл бұрын
Hope you pass
@mhalushate65023 жыл бұрын
@@AliA-ee9yv Thanks I did
@AliA-ee9yv3 жыл бұрын
@@mhalushate6502 congratulations bro
@m.shayanghani4203 жыл бұрын
Same
@dhwanijain73732 жыл бұрын
Its been a year but good luck
@Jeffersontherizzgod10 ай бұрын
Who came here on their own free will
@aoibhe_DeFaoite Жыл бұрын
I’m so confused and I’ve exams next week 😭
@ayesha-bf4rb Жыл бұрын
so.. not a single person can hear the music in the background? or am I just imagining it?
@waseemyousaf78543 жыл бұрын
thanks A lot forgot this Im in year 8 lol
@Muin..3 жыл бұрын
thank you so much for the short and elaborate guide! You've definitely saved so many students lol
@Cognitoedu3 жыл бұрын
That's what we're here for! Thanks Muhammad 👍
@irlfuhua Жыл бұрын
RAIDEN MEIIIII
@Muin.. Жыл бұрын
@@irlfuhua Ngl, didn't expect this but FU HUAAAA
@ska.17584 жыл бұрын
I wonder if anyone from my science class will see my comment
@miniusss4 жыл бұрын
@Shiven Vatsa тщ
@miniusss4 жыл бұрын
i mean no xd i was on russ by accident
@JJJjustin1445 ай бұрын
Anyone in 6th grade
@Flairfn5284 ай бұрын
Yes
@luneelyn3 ай бұрын
wtf 6th and ur doing this? im about to go to 11th grade lol and im still doing this
@its.hannahgolden89713 жыл бұрын
I HAVE AN EXAM AND BY WATCHING YOUR VIDEOS I LITERALLY KNOW EVERYTHING
@sanujaranaweera56763 жыл бұрын
Who else came here to review for a test?? And also this video helped my so much thx man :)
@sunn95934 жыл бұрын
Thank you Cognito :) This really helped me a whole lot, I can't focus in class and don't understand but thanks to this, I really understand Yaayy!! Hope this video gets a lot more views 😉 This is the only video that was complete that I could find
@rosieluvs29383 жыл бұрын
bruh I have a separating mixtures test tmrw I'm so worried 😭😭
@procreateartshorts75373 жыл бұрын
me toooo
@SF-yz6em3 жыл бұрын
literally same XD
@cometomepafomae47983 жыл бұрын
I’m in year 7 and I seriously need to watch this for my test
@lild3rky2863 жыл бұрын
Anybody else got told to watch this by therr scirnce teacher
@kxtcl64404 ай бұрын
please reply I don’t know what sieving and the mixtures of sieving I don’t know what evaporation is in mixtures filtration, distillation and flotation
@trickshotartistreal5 ай бұрын
Thank you this really helped with my Science homework ❤
@krishitha.71963 жыл бұрын
Thank you, it was very helpful and I understood about the topic very thoroughly .
@Cognitoedu3 жыл бұрын
That's great Krishitha, glad you liked it 😊
@peekaboo48918 ай бұрын
Hey, First of, I can’t thank you enough….Thank you, And second, is there no #5?
@ayman7704 жыл бұрын
Subscribed
@mahaali35013 жыл бұрын
U explain better then any chemistry teacher I've ever had-
@Blockmango_69SuperIndia Жыл бұрын
These are summer vacations going on and I'm sure,thanks to you, that after summer vacations, I'll be a top student in studies. Ahahahahaahhaahahahahhàahahhahahahhaha
I did not understand that in school as my friends and I were making noise .The entire class was not lustening and taking notes but i took the notes . Even with notes i did not understan but now yess tomorrow is my exam . Thx💥💯
@Cognitoedu5 жыл бұрын
Hi deepa thanks for such a lovely comment. It’s really great to hear the video was useful to you (and it’s really helpful for us to get comments cos it boosts the videos up the search rankings!) so thanks so much for taking the time to let us know! Good luck with all your work. Also I spent my entire GCSE making noise / setting fire to magnesium too, so can totally relate haha
@thechosen11644 жыл бұрын
@@Cognitoedu Making noise is my middle name ;) Thank you for this wonderful, informative video!
@noelle41454 жыл бұрын
Why don’t you leave everything to dry? Couldn’t there be crystals that are still mixed in the solution that you filtered out??
@bray89494 жыл бұрын
ull just end up evaporating all of it and leaving the bit of solute to form with defects
@qasimzaman572011 ай бұрын
My guy you are the reason imma pass my test tommorow
@maryammohamed81852 жыл бұрын
thank u so much..
@josephskipsey86314 жыл бұрын
who else has this for science
@ianluciano60973 ай бұрын
Is anyone here watching this video out of curiosity?
@sashabraus11252 жыл бұрын
I’ve got an exam tomorrow and this really helped thank you so much you have a new subscriber!!
@Isakens Жыл бұрын
These videos are literally my saviour. I've saved myself hours of revision just by watching this video. Thanks so much
@Cognitoedu Жыл бұрын
Happy to help!
@hashirabbasi644913 күн бұрын
bro you are under rated but best teacher of chem on youtube
@AylaKhan-do7ck Жыл бұрын
i have an exam tomorrow and i literally just watched your channel cuz you explain so well!!!THANK YOU SO MUCH YOU ARE SO UNDERRATED!!!!!!
@Isaacsingssongs_19452 ай бұрын
Keep it up Cognito! my brother used this to study
@baselalousta43563 жыл бұрын
it really helped me, thankyou so much from the bottom of my heart
@dizzysden463 Жыл бұрын
Just going onto mocks and this helped sm tyyyy
@madblox252 Жыл бұрын
Anyone here cuz of exam?😂
@sxgaming24256 ай бұрын
Shut up!! Mad human, he is explaining.💢
@yasserfaragallah20496 ай бұрын
Nah , just a useless presentation 'bout the change in chemical states and this stuff🤮
@AliSarheed10 күн бұрын
we are getting this in our 8th grade science rn
@larkincooper19572 жыл бұрын
i have a test in two hours i needed this thanks
@ssrana63524 жыл бұрын
hey congnito! thank you for this vedio i am sure i will score good in my exams now (tommorow is my chemistry exam) THANK YOU SO MUCH......!!!! :D
@suryabp48343 жыл бұрын
update pls how much u got im hoping its good
@vanessarajwani33824 жыл бұрын
anyone from my science class?
@3ch0-J3 ай бұрын
I have my first Chemestry exam on Thursday and I can't thank you enough for the extra help with these videos, I came across them while trying to find something that would help with my exams as I was struggling to find out how to study, and these videos help so much Had a Biology exam today and the biology videos helped with that a lot
@mahek18423 жыл бұрын
I'm year 9 and we've had online school for a while so I haven't really learnt anything since the start of the year and I have a really important test tomorrow so yay 😩🤞🏽
@eveanderson7487 Жыл бұрын
I am watching this the morning before my chemistry end of unit test thanks 😅
@KingIndarah6 ай бұрын
Hi
@spoookiboy-hi8xe3 ай бұрын
i live in bangladesh i live in bangladesh.
@T.Shen-ya3 жыл бұрын
so basically, evaporation is easier, but we do not get back the solvent whilst crystallization is longer, but we get back both the solvent and the solute. thank you!!
@kamifaidi-78326 ай бұрын
BRO U ALWAYS SAVE MY LIFE ❤!!
@missmrst96159 ай бұрын
I’m a mum looking for ways to support my daughter and your videos are BRILLIANT. I can understand to support her and she can use the materials to aid her revision. Thank You
@PriyaSingh-wb4nz2 жыл бұрын
This video help me alot
@cyanide69544 жыл бұрын
I have a half yearly exam im in year 7 thx
@sanaa94644 жыл бұрын
I can't believe it you should have a million likes !!!!!
@Cognitoedu4 жыл бұрын
Thanks for the support, and for taking the time to leave a comment - give it a few years maybe we will!🙃 Good luck with all your work!!
@yashaswar19733 жыл бұрын
The Background Music in the Voiceovers 😂 Vry Good Vid Tho Thx
@tezawr39632 жыл бұрын
Thanks
@proggadebnath3383 жыл бұрын
Is solution a mixture?
@Cognitoedu3 жыл бұрын
Yep!
@potato64393 жыл бұрын
I'm watching this before a test
@yourlocaldatgirl3785 Жыл бұрын
thank you
@too_cold13 Жыл бұрын
Cognito, your videos are no joke AMAZING. You explain stuff so nicely and well done in just 5 minutes, and that’s why I pass my exams, all thanks to you guys. This is why i subscribed to you, and please carry on the tremendous work your doing!!! You’re only helping more and more people with each subscriber and view you get, which I think that’s amazing. I’ll start recommending you to people who are struggling with this, and hopefully they will start watching you to. GL!!!!!
@bodnzzl3 жыл бұрын
I am here as science teacher said i should watch this but i am going to subscribe as this helps me a lot
@lucozade27603 жыл бұрын
I’m watching this in chem🙄🤚
@lucydalley58373 жыл бұрын
amazing video it really helped me
@Cognitoedu3 жыл бұрын
Really happy to hear it - thanks!
@willbande325 жыл бұрын
Subscribed! Really helped me! I’m in Year 7, and have my science assessment soon thanks!
@Cognitoedu5 жыл бұрын
Hi N, thanks for comment and really happy to hear you’re finding them useful!! Hope all your work goes well :)
@Therealdragontamer11 ай бұрын
Pov: your science teacher watch this video but tomorrow or your destination is the principal office and no one do it except you 💀
@lizabrown67273 жыл бұрын
im in school and you are one of the first people to make me understand how Crystallisation thank you keep up the good work
@Cognitoedu3 жыл бұрын
That's great Liza, glad we could help 😊
@rabiashsam5984 Жыл бұрын
Thank you so much, this is gonna help me so much with my chem practical
@josephine846 Жыл бұрын
This is the top g in education right here 😂you helped a lot in my gcse and saved me ours of revision
@mellowsswirl19 күн бұрын
Thank you so much cognito, you help me in chemistry and biology as well math, u are the best teacher and sometimes I just wish that you would be my teacher.I am sure everyone would like that to happen. ❤❤
@Zimcautions_a2 Жыл бұрын
Thank you
@cranesmulti4 жыл бұрын
quarantine online school gangg
@oscillatefn83033 жыл бұрын
Thanksss bro 💯🔥💪🙌👍👏🏅🥇🏆🌟🙏👏💰💰💰😁🙏👏
@ManahilAjmalkhan4 ай бұрын
Yes
@paviisthebest8 ай бұрын
ohhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh dun dun dun dun dun guess the beat answer down below bro there is no beat
@jenlove52653 жыл бұрын
who is here because of science teacher lol
@artzie10702 жыл бұрын
what are you on
@_kd._.editx_4 ай бұрын
I loved the way u teach and your talking way is also good but the thing is u speak too slow soo to be honest if there is a possibility can you please improve that
@mccollett Жыл бұрын
Cognito is the one thing getting me through exams, its so helpfull and its interactive aswell!
@awesomeperson33212 ай бұрын
Your videos are literally amazing, theyve helped me so much for my exams
@mdamonc Жыл бұрын
This and the next video are incorrectly numbered FYI
@Cosxmix3 жыл бұрын
honestly you are the best your going to help me smash my exams
@austinnetherton96134 жыл бұрын
3:58 That's a microwave
@Cognitoedu4 жыл бұрын
👀
@lysmrtz4 жыл бұрын
It’s called oven in other places...
@3BBB-x5h3 жыл бұрын
Idk why but I literally laughed when seeing this comment
@sopfhia25463 жыл бұрын
pov: lees los comentarios y te encuentras con sofia la bestia de tahira saluditos B>
@gauravnegi43122 жыл бұрын
THANK YOU! Was confused b/w evaporation and crystallization.
@AliKayani-ng6qt4 ай бұрын
TYSM MAN
@anothersiiN2 жыл бұрын
Thank you, this will probably save my grades. 🙏🙏
@Therobloxinangamer27272 ай бұрын
thank you so much it helped me for my science test and i got a great grade thank you!
@Ecb3rtius_OmVr3 жыл бұрын
how long do we have to keep the crystals in the oven?