Is the gradual increase in the overall temperature of the earth’s atmosphere generally attributed to the greenhouse effect and caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.

Anonzero net force acts on a particle and does work. which one of the following statements is true? the kinetic energy of the particle changes, but the speed of the particle does not change. the kinetic energy of the particle does not change, but the speed of the particle does change. the kinetic energy of the particle changes, but the velocity of the particle does not change. the kinetic energy and the speed of the particle change, but the velocity of the particle does not change. the kinetic energy, speed, and velocity of the particle change.

Awhite-blue star is hotter than a red star. select the best answer from the choices provided true or false

In the united states, tornadoes generally occur because of the freezing of ocean water underwater earthquakes meeting of cool and warm air masses shifting of warm and cool ocean currents