National 5 – fizzics

Sinclair Mackenzie•mrmackenzie.co.uk

Education

K-12

with mr mackenzie

Last refreshed: August 19th, 2025 at 6:51 AM ⓘ

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Episodes

forces

We’ve been looking at forces for the past two weeks. Here are some notes and videos to help you learn more about this topic. Newton’s 1st Law animation showing effects of air resistance Friction: here are 3 clips about friction from the BBC programme Bang goes the Theory //www.youtube.com/watch?v=qhpXnGaYmdA //www.youtube.com/watch?v=XNOEP1XIFiM and look what happens when ... Read more

Nov 13, 2021•1 sec

x-rays

X-rays are a form of electromagnetic radiation. They have a much higher frequency than visible light or ultraviolet. The diagram below, taken from Wikipedia, shows where x-rays sit in the electromagnetic spectrum. image by Materialscientist Wilhelm Röntgen discovered x-rays and the image below is the first x-ray image ever taken. It shows Mrs. Röntgen’s hand and wedding ring. ... Read more

Sep 02, 2019

how to do half-life questions

We started looking at half-life today. The attached file walks you through different types of half-life problem. There are some questions for you to try along they way. The answers are at the end, please don’t cheat!

Aug 30, 2018•1 sec

x-rays

Aug 21, 2018•1 sec

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