How can we help?

You can also find more resources in our Help Center.

52 terms

Chapter 1

STUDY
PLAY
continent
Earth's largest land areas
hemisphere
half of the Earth
equator
imaginary line between the Northern Hemisphere and the Southern Hemisphere
relative location
location of a place where it is compared to one or more other places on Earth
mountain range
group of connected mountains
Pacific Rim
states and other countries that border the Pacific Ocean
absolute location
exact position on the Earth
lines of latitude
lines that mapmakers draw on maps that run east and west/parallels
lines of longitude
lines that mapmakers draw on maps that run to the North and South/meridians
prime meridian
passes near London, England, starting point for lines of longitude
natural region
region made up of places that share the same kinds of physical, natural features
coastal plain
area of low land that lies along the ocean
fault
crack in the Earth's surface along which underground layers of rock can move
volcano
opening in the Earth's surface from which hot gases, ashes, and lave pour
lava
hot, melted rock from deep inside the Earth
fertile
soil that is good for growing crops
irigation
use of canals, ditches, or pipes to carry water to dry places
sea level
land that is level with the surface of the ocean
basin
a low, bowl-shaped land area with ground all around it
plateau
an area of high, flat land
elevation
the height of the land above sea level
inlet
is a narrow strip of water leading in to the land from a larger body of water
harbor
place on a coast-often in a bay-where ships can dock
tributary
smaller river that flows into a larger river
river system
a river and its tributaries
erosion
the wearing away, of the Earth's surface
channel
path for the river to flow through
floodplain
the low flat land along a river
delta
land built up at a river's mouth
reservoir
a lake made by people to collect and store water
hydroelectric power
electricity made by using the power of rushing water
temperature
measure of how warm or cold something is
precipitation
water in the form of rain, sleet, or snow that falls to the Earth's surface
climate
kind of weather a place has most often
air masses
large, moving bodies of air
humidity
amount of moisture in the air
rain shadow
drier side of the mountains
drought
a long time with little or no rain
Santa Ana winds
hot, dry winds named by early settlers of Santa Ana
canyon
deep, narrow valley with steep sides
product
something that people make or grow, usually to sell
growing season
length of time when the weather is warm enough for crops to grow
mineral
natural substance found in rocks
manufacturing
making of goods
fuel
natural resource used to make heat or energy
petroleum
another name for oil
nonrenewable resource
a resource that cannot be made again by nature or people
renewable resource
a resource that can be made again by nature or by people
habitats
places where animals find food and shelter
extinct
when animals die out
land use
how most of the land in a place is used
crossroads
Any place that connects people, goods, and ideas.