Aball is equipped with a speedometer and launched straight upward. the speedometer reading four seconds after launch is shown at the right; the ball is moving downward. at what approximate times would the ball be moving upward and display the following speedometer readings?

How has the scientific community addressed the safety of chemicals? a. chemicals are repeatedly tested, even those that have existed for a long time. b. existing chemicals are tested if they have never been tested before. c. chemicals are tested if they are suspected to have caused a problem. d. only new chemicals are tested.

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !

The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.