How do biomes change naturally

How does the slope of the land affects the speed of lava flow

The point where two air masses meet is called a

Sam hated the long nights of winter! his mother called him in from playing so early: around 4: 30 pm! it is usually dark out when sam is eating supper. what letter represents the long nights where sam lives? a) a. b) b. c) c. d) d.