The invention of the heat engine and refrigerator both had a great impact on society. Write about how daily life might be different if either system had not been invented.

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.