2024 – Page 3 – Physics with Keith

Why do black shiny surfaces reflect all colours of light?

Exclusive video for enrolled tutees – an unedited video of me waffling on about reflection! Why do shiny black surfaces reflect all colours of light?

Change of day for this week

Change of day for the tuition sessions this week. Sorry! Read the blog post for more information.

Happy World Tutors’ Day

Happy World Tutors’ Day

Fixing the biggest misconception in Physics

Think you understand Newton’s Third Law? Watch this video!

How to use a cathode ray oscilloscope

Here’s a video where I explain how to use a cathode ray oscilloscope in detail (skipping over the odd bit I don’t understand, of course). You may find it useful!

Bye bye bot

Last year I wrote a bot to post on social media for me. Last night I turned it off

You want me to use Python? Fine. I’ll use Python.

Apparently, using BASIC in 2024 is considered childish, so I decided to port the special relativity two-dimensional length contraction simulation over to Python.

Visualising relativistic length contraction in 2D

I made a two-dimensional simulation of relativistic length contraction using QBASIC.

GCSE Physics Paper 1 this morning!

Best wishes to all students sitting their Physics GCSE Paper 1 this morning. Here are some last minute tips… (see blog post)

Teacher collaboration in Physics

Thanks to the Isaac Physics Teachers’ WhatsApp Group, which has 260 of the country’s physics teachers in it, I’ve seen beautiful pictures from all over the UK.