The united states government has a federal system. what does this mean? a. the national government has most of the power. b. the national government is controlled by a small group of people. c. the national government and states share power. d. local governments have most of the power.

If you heat soup on a stove, what happens to the movement of the soup's particles? a. the particles move slower. b. the particles move faster. c. there's no change in the speed of particles. d. the particles stop moving.

Which features are created on the exterior of a volcano when it erupts? check all that apply. vent crater hot spot lava flow boundary

Sariah enters a room with several chirping crickets in it. upon first entering the room, sariah can hear the chirping; however, as she begins to talk to her friends, she is no longer aware of the chirping even though it is still there. the fact that sariah no longer perceives the chirping sound demonstrates sensory