How are traffic cameras used in relation to human needs?

What problem would a person most likely have if her kidney did not work correctly?

What is it called when lava when it erupts from the surface through volcanoes.

Which pair of sentences is describing the same velocity? a. a car is parked. a car is moving in circles. b. a bus drives 40 miles per hour north. a truck drives 50 miles per hour north. c. a boy walks east at 6 kilometers per hour. a girl walks west at the same speed as the boy. d. valerie rides her bike south at 8 kilometers per hour. owen jogs south at 8 kilometers per hour.