two bodies are at different places A and B. their speeds are u and v (km/h). if they travel in the same direction at different speeds, then they how will their respective speed be u-v km/h.
i mean why are we subtracting the speeds..?
What started as a dinner-table conversation between a teen and his father has become a bonafide cancer research study for Matthew Lara, a Davis High School sophomore and the son of UC Davis Comprehensive Cancer Center medical oncologist and researcher Primo (Lucky) Lara. Matthew, 16, will put on...