3. Mireia Belmonte ganó en los juegos olímpicos de Río 2016 la medalla de bronce en los 400 estilos, con unos últimos 50 metros espectaculares. Calcular su velocidad en km/h si recorrió esos 50 metros en 29 segundos con velocidad uniforme Me lo explican detallado?:)

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented. b)scientists had not completely finalized their results, which took 30 years. c)cigarettes were cheaply available and media channels were very inefficient. d)cigarette manufacturers were trying hard to bring an alternative into the market

If vx = 7.00 units and vy = -7.60 units, determine the magnitude of v⃗ . determine the direction of v⃗ .

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f