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YouCanScienceIt

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Where amateur science happens.

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Thinking Fast and Slow – test for psychological arousal

One of the key ideas in Daniel Kahneman’s book Thinking Fast and Slow is that there two modes of thinking – fast and slow. This experiment puts that to the test.

Why Too Much Salt Is Bad For Plants

I hadn’t really thought about why too much salt in the soil is bad for plants until I found a…

experiment, gardening, Osmosis, Science, water transport

How to prove there is Iodine in Salt!

How To Prove There is Iodine In Salt! Growing up I always wondered what “Iodized salt” was. After I learned…

chemistry, experiment, Science

How to fold and photograph a snowflake – and why do they have 6 sides?

I don’t know where I first picked up the fact that snowflakes always form with 6 points. Maybe my parents…

Molecules

Why We Use High Voltage In Power Lines & some effects of it

High voltage power lines buzz and crackle with energy (You can hear it extra well while it’s foggy) and just…

current, DIY experiment, electrical, Electricity, high voltage, Home Experiment, Physics, power, power generation, power transmission, resistance, Science, voltage, youcanscienceit

5 Ideal Gas Law Experiments – PV=nRT and PV=NkT

The ideal gas law may at first seem very abstract but it’s surprisingly easy to demonstrate the the various relationships…

at home science, chemistry, DIY experiment, experiment, gas chemistry, gas laws, Home Experiment, ideal gas law, PV=NkT, PV=nRT, Science, stem, youcanscienceit

Dark spots in the Rainbow – Red shift blue shift and seeing absorption lines

Astronomy makes many claims about Doppler shift, gravitational red shift and assertions about the composition of celestial objects yet all…

abosrption lines, astronomy, blue shift, blueshift, cd diffaraction, diffaraction, diffaraction lines, DIY experiment, DIYscience, emission lines, Home Experiment, optics, Physics, red shift, redshift, Spectra, spectragraph, spectral, spectral lines, youcanscienceit

Graham’s Law Actually or gas transfer through an egg

Graham’s Law is one of classic gas laws you learn about in AP or college physics but despite its apparent…

chemistry, chicken, chicken egg, diffusion, DIY experiment, effusion, experiment, gas chemistry, gas laws, graham's law, Home Experiment, Physics, porous, porous cup, Science, youcanscienceit

How everybody can measure the size of the Earth

It may seem that measuring the Earth is a feat best left to the experts with modern technology. Or it…

CO2 escapes a balloon faster than helium! – when Graham’s Law doesn’t apply

I thought it would be nice to do a little demonstration about the relative sizes of different atoms and molecules.…

balloon, chemistry, diffusion, DIY experiment, effusion, experiment, gas chemistry, gas laws, helium and carbon dioxide, Home Experiment, latex, permiation, Physics, rubber, scied, Science, stem

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