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

# Tag: Physics

# 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 … More

# 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 … More

# 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. … More

# Quantum polarization, Dirac notation and erasure – Quantum Basics 3 of 3

Quantum Basics 1 of 3 Quantum Basics 2 of 3 Quantum Basics 3 of 3 Quantum mechanics is easy to … More

# Quantized energy levels DIY photovoltaic effect with LEDs – Quantum Basics 2 of 3

Quantum Basics 1 of 3 Quantum Basics 2 of 3 Quantum Basics 3 of 3 Quantum physics gets it’s name … More

# Double slit DIY Diffraction – Quantum Basics 1 of 3

Quantum Basics 1 of 3 Quantum Basics 2 of 3 Quantum Basics 3 of 3 You might think that experiments … More

# Twinkling Stars are a Mirage

You may already know that stars twinkle because of turbulence in the atmosphere, but do you know why turbulence changes … More

# What Note Is My Toothbrush? – Standing waves to find frequency

Or your toothbrush for that matter. It might be a funny question to ask and frankly I would not have … More