AQA A level Physics Paper 2 Definitions (+turning
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Exam (elaborations)
Aqa A Level Physics. Practical Skills And Uncertainties. Questions With 100% Correct Answers.
59. What is parallax error? 
 
60. How do you ensure that a ruler is measuring a vertical height? 
 
61. How do you use a micrometer screw gauge? 
 
62. How do you find the mass of an object? 
 
63. What is an error bar? 
 
64. What is the relationship between error bars and a line of best fit (LOBF). 
 
65. How can you use line of best fit to estimate error in a gradient? 
 
66. What is linearity, when used to describe an instrument? 
 
67. What value is the prefix tera? 
 
68. What value is th...
Exam (elaborations)
AQA A-level Physics Paper 2 Definitions (+turning points) With Answers 100% verified correct
PopularActivity level (nuclear) 
Number of unstable nuclei that disintegrate per second, measured in Bq 
Angular speed (w) 
Angle through which a point on a rotating object rotates through per second 
Angular acceleration 
change of angular velocity per time 
Background radiation 
weak level of radiation found everywhere 
Binding energy 
energy released when forming a nucleus from it's constituent nucleons. Also the energy required to