On Monday, Sylvester walked up 50 stairs in 1 minute. On Tuesday, Sylvester walked up 100 stairs in 2 minutes. Which best describes Sylvester's work and power? a. He did equal work and used equal power on both days. b. He did equal work both days, but used more power on Tuesday. c. He did more work on Tuesday, and used more power on Tuesday. d. He did more work on Tuesday, but used equal power on both days.

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?

What is the moment of inertia i of this assembly about the axis through which it is pivoted? express the moment of inertia in terms of mr

Anoche fuimos al restaurante el gusto. jaime le (1) (pedir) al camarero una mesa en la sección de no fumar. yo (2) (pedir) chuleta de cerdo con champiñones, papas y ensalada y jaime (3) (pedir) mariscos, arroz y ensalada. el restaurante estaba lleno (full) por eso no nos (4) (servir) muy rápido (very fast), pero la comida estaba deliciosa. no me lo vas a creer (you won't believe it) pero ¡jaime (5) (repetir) arroz y mariscos! ¡dos porciones (orders)! ¿ya entiendes por qué él no (6) (dormir) bien anoche?