While riding his bike, Riley was able to travel 10 km from his house. He began his journey at the end of his driveway and rode up a hill for 3 blocks before making a
right-hand turn. He continued for 4.8 km before turning around and returning home.
The entire trip took Riley 25 minutes. Which of the following correctly describes the
average speed of his bike ride?

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

Which best describes how johannes kepler developed his laws of planetary motion

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide