#### Car A has triple the mass and speed of Car B. What is the ratio of the kinetic energy of Car A to Car B?

A. 3B. 6C. 9D. 27

05/13/19

#### The compliment of an angle is 40 degree more than four times itself. find supplementary angle

#### electron and proton movement through magnetic fields

I was wondering what causes protons and electrons to move in opposite directions when entering a constant magnetic field. I know that they both move in circular paths but I do not know how to tell...
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