A ball is rolling across the floor. Its motion can be described by the two vectors above 6m/s east and 3 m/s north. determine the ball’s true motion by finding the resultant of the vectors.

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?

What is the temperature in degrees celsius of a substance with a tempature of 49k

If a 2 ounce coin is dropped from the top of the washington monument and has a final velocity of 300 mph (miles per hour) when it hits the ground, how much kinetic energy will it have at that time?