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from mrmackenzie
In the 1920s, Edwin Hubble had access to the Hooker telescope on Mount Wilson, Los Angeles. This was the largest telescope in the world at that time. His first breakthrough was the discovery of a cepheid variable star in the Andromeda nebula. This enabled him to calculate the distance to Andromeda and he quickly realised this was … Read more the Milky Way is not alone
from mrmackenzie
For the past two weeks, we’ve been looking at equations that describe time and distance changing according to speed. It’s been quite heavy on theory and maths with no supporting evidence to suggest Einstein’s ideas were correct. I want to address that lack of evidence by pointing you to some practical work that had been … Read more evidence that special relativity is real
from mrmackenzie
Here is a link to some revision notes for the Our Dynamic Universe unit.
from mrmackenzie
We’ve been looking at Einstein’s special theory of relativity this week. Special relativity is tricky get get your head round. Let’s start with a video about the speed of light. We watched this video in class, it follows Einstein’s thought process as he worked through his special theory of relativity. special relativity from mr mackenzie on … Read more
from mrmackenzie
I’ve marked your HW jotters and will hand them back during tomorrow’s lesson. I’ll go over the main issues in class but many of you need to review the way you attempt tension questions; use a free body diagram and only use F=ma when you know the resultant force. These two videos should help. HW … Read more
from mrmackenzie
Your homework questions are attached. Please return to me by Wednesday 20th September.
from mrmackenzie
Here are some notes to help you prepare for the assessment later this week. There are also some useful resources on BBC Bitesize.
from mrmackenzie
A set of summary notes for the 1st unit of Higher Physics is attached below. Don’t forget that BBC Bitesize and Scholar are also available for revision.
from mrmackenzie
The Scholar tutorial is on Monday 14th November, starting at 6pm. You can join the room from 5.30pm using the link on this page.
from mrmackenzie
In the 1920s, Edwin Hubble had access to the Hooker telescope on Mount Wilson, Los Angeles. This was the largest telescope in the world at that time. His first breakthrough was the discovery of a cepheid variable star in the Andromeda nebula. This enabled him to calculate the distance to Andromeda and he quickly realised this was … Read more