3) Скорость автомобиля увеличилась от 10 м/с до 20 м/с. Во сколько раз увеличилась его кинетическая энергия?​

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

The softest and hardest minerals are: softest hardest

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward