Given two temperatures, 36 °f and 72 °f, which of the following correctly compares the number of opportunities for particles to align during a chemical reaction? same at both greater at 36 °f greater at 72 °f does not depend on temperature

Which statement accurately describes the relationship between air pressure, air density, or altitude? as altitude increases, pressure increases.as altitude increases, air density increases.air pressure and density are lowest at sea level.denser air exerts more pressure than less dense air.

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

The excretory system,need answers for all: )