KS3 Questions on SoundQ8. A teacher shines a laser beam onto a classroom window. It reflects off the window and onto a screen.
2 marks
3 marks
1 mark maximum 6 marks |
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KS3 Questions on SoundQ8. A teacher shines a laser beam onto a classroom window. It reflects off the window and onto a screen.
2 marks
3 marks
1 mark maximum 6 marks |
Follow me...
|