IGCSE Astrophysics: learn orbital speed calculations using v=sqrt(GM/R) and v=2πr/T. Worked examples with step-by-step solutions for Edexcel Physics students.
Tag: space exploration
Gravitational Field Strength and Weight on Different Planets
Calculate gravitational field strength and weight on different planets. IGCSE Physics investigation with worked examples, data tables and planet comparisons.
Practical Science 