According to the Big Bang theory, why do we live in a universe that is made of almost entirely of matter rather than antimatter?

Um vetor representa um deslocamento cujo módulo é 20 m. se v faz um ângulo de 60 graus com a horizontal, qual é o valor das componentes horizontal e vertical deste vetor?

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is