National 4 – fizzics

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

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.

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.

Here are the solutions to the electricity and energy questions. Remember that these sample questions & answers do not cover all of the key areas within the unit and you should work through the notes I provided earlier.

Here are some old exam questions to help you to prepare for the resit of the E&E unit assessment.  Your resit is scheduled for Thursday of this week (see calendar dates on right of the screen).  You will get more thorough coverage of the appropriate key areas if you work through the BBC Bitesize pages ... Read more national 4 electricity & energy KU revision

Here are the solutions to the revision questions.  Please try answering the questions before downloading these answers.

If you have to resit any of the national 4 unit assessments, the test paper will only contain knowledge questions.  The revision material on BBC Bitesize has multiple choice test questions but you should also practise making accurate statements if you want to pass the test. Here is a selection of suitable questions I have ... Read more national 4 dynamics & space KU revision

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 fit into 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 ... Read more x-rays