Una pelota de golf se lanza con una rapidez de 50 m/seg y un ángulo de elevación de 40º. Calcular: a) ¿Cuál es la velocidad real cuando ha recorrido horizontalmente 80m?
b) Ángulo que forma la velocidad real en el momento del choque con la horizontal.

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

Which component of the earth’s atmosphere is decreased due to photosynthesis?

Aspectroscope breaks light up into its colors, allowing scientists to analyze light from the solar system and universe. by studying the spectral line patterns, widths, strengths and positions, scientists can determine the speed, position, and of celestial bodies. a) age b) origin c) rotation d) temperature