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dosimetry

SEP 10, 2020

This week, we’ve looked at calculating radiation doses. The absorbed dose D, measured in Grays (Gy), takes into account the energy E absorbed and the mass m of the absorbing tissue. The higher the energy, the greater the absorbed dose. If you are wondering why the absorbing mass is important, consider the different masses of ... <a title="dosimetry" class="read-more" href="https://mrmackenzie.co.uk/2020/09/dosimetry/" aria-label="Read more about dosimetry">Read more</a>

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nat4 dynamics & space revision – post #2

NOV 7, 2017

nat4 dynamics & space revision – post #2

Here is the second set of revision notes for your test.

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nat4 dynamics and space revision notes

NOV 7, 2017

nat4 dynamics and space revision notes

This is the first of two posts with summary notes to help you prepare for the unit assessment next week. Don’t forget that there are also nice notes with built-in tests on BBC Bitesize.

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what do astronauts do?

NOV 10, 2015

what do astronauts do?

We’ve been looking at the risks and benefits of space exploration. Tim Peake, the British astronaut about to start work on the International Space Station, appeared on The One Show last week to talk about his training for the mission.   Interview with Tim Peake before he goes to the International Space Station from mr ... <a title="what do astronauts do?" class="read-more" href="https://mrmackenzie.co.uk/2015/11/what-do-astronauts-do/" aria-label="Read more about what do astronauts do?">Read more</a>

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national 4 – waves & radiation revision

APR 17, 2015

national 4 – waves & radiation revision

Here are some summary notes to help with your revision for the waves and radiation unit assessment. Your test is scheduled for Friday 24th April. Extra revision materials and questions are available on BBC Bitesize.

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