Changes of State - Walking on Custard by jo_gardner@hotmail.com https://padlet.com/jo_gardner/6d9fo3qf65tb By Daniel Gardner 4HG en-us 2019-03-19 18:07:00 UTC 2025-09-28 20:34:02 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Lightdecrease.png What is a Non-Newtonian Fluid? jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343016015 2019-03-19 18:10:20 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343016015 A non-Newtonian fluid is a fluid that does not follow Newton's law of viscosity. jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343019120 2019-03-19 18:15:47 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343019120 It is something that can't decide if it's a liquid or a solid. jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343019627 2019-03-19 18:16:46 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343019627 Did you know that custard is a non-Newtonian fluid? jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343035238 2019-03-19 18:44:04 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343035238 Viscosity is a fluid's resistance to stress or pressure. jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343037555 2019-03-19 18:48:58 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343037555 For example jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343038907 syrup has a higher viscosity than water.]]> 2019-03-19 18:51:42 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343038907 jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343041593 2019-03-19 18:57:32 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343041593 Watch this experiment to find out. jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343042544 2019-03-19 18:59:37 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343042544 So if you apply pressure it will act like a solid, not a liquid...cool! jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343044446 2019-03-19 19:03:42 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343044446 You can try this at home jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343066049 step 
1.You need a jug ,water ,custard powder and corn flour .

step 2.
Mix the custard powder with the water and add more flour (or custard) to it until it becomes hard to stir .

step 3.
Try testing it out and have fun!]]> 2019-03-19 19:54:34 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343066049 What happened? jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343460879 When I put pressure on it with my fist, I found loads of resistance but when I relaxed it sank to the bottom.


]]> 2019-03-20 17:37:11 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343460879 THANK YOU HOPE YOU ENJOYED LEARNING ABOUT NON-NEWTONIAN FLUIDS! jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343463603 2019-03-20 17:41:51 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343463603 My experiment jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343468803 2019-03-20 17:51:10 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343468803 jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343476048 2019-03-20 18:04:29 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343476048 Other non-newtonian fluids... jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343478035 Toothpaste, blood, peanut butter and tomato ketchup...ah, that's why it takes so long to pour out of the bottle!]]> 2019-03-20 18:08:25 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343478035 Just like this video experiment jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343482115 2019-03-20 18:15:53 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343482115 Walking on custard jo_gardner https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343484931 So if you have lots of custard (and corn starch) can you walk on custard?]]> 2019-03-20 18:21:00 UTC https://padlet.com/jo_gardner/6d9fo3qf65tb/wish/343484931