where one side is higher than the other
slope
large areas of flat land with few trees
plains
a high area of land with a side that is almost straight up-and-down
cliff
a pretend version of something that scientists use when the real thing is too big, small, or complicated to work with
model
weather that usually includes strong wind and rain or snow
storm
a type of soil that has a smooth texture; water does not easily flow through it
clay soil
a type of soil that has a rough texture; water easily flows through it
sandy soil
to soak up liquid, like a sponge does
absorb
a high area of land that isn't as tall as a mountain
hill
an overflow of water
flood
a long, thin area of water that flows
river
a drawing of a place that shows where things are
map
something that is very high up on one end and very low at the other end
steep
an overflow of water that happens very fast
flash flood
a high area of land with steep sides
mountain
tiny pieces of rock and other materials that cover the ground
soil
water drops that fall from clouds
rain