Solar grill part 2
It's a lot of mirrors! The problem is getting them to align so that they all reflect the sunlight to the same spot. I can already tell that this isn't going to happen but it is interesting to consider...
Solar grill
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Site overview
Welcome to a quick run through of how the InThinking Physics websites can be of real use both to you in your teaching and to your students: Task 1 – get to know us Work through our Start Here sections,...
IB Physics 2023+ headlines
Themes 'Big ideas' that draw topics together: Guiding questions Overarching Topic ideas that bring overall cohesion within the Theme, for example: Linking questions Connections between Topics, sometimes...
Run or walk
Dharsh asked an interesting question the other day; When you are walking up an icy hill and your feet are slipping down, why do your feet start to grip when you run? I started to apply the physics I know...
Skater problem
Zhengi Wu posted an interesting question in the comments, I wanted to include a diagram in my answer so thought I would write a blog post about it, here is the question: Hi Chris， I saw this worked example...
Christmas present
I got this mug for Christmas. It has a summary of some of the most important concepts in physics and although not designed for the IB syllabus, fits very well. Designing a mug like this would make a nice...
Friction is good
There have been a lot of this sort of video on the Internet this week and they high light something that is often a source of misconception. Students learn that friction opposes motion so when they draw...
Simple things
Students love making lights flash so what could be better than 5 lights flashing. The full wave rectifier really come to life when you use LEDs. My first setting up a like of LEDs that all flash during...
Memorising
I have now been learning Spanish with Duolingo for 80 days and I have apparently learnt 1000 words. I don't have to think very hard but I have used alot of time. It is certainly a good way of learning...