Earth has a variety of landforms, and many of the landforms can be found both on _______________ and __________________.
Continents and the Ocean Floor
100
List the THREE things that influence the Earth's climate.
1.
2.
3.
SUN, WIND, and WATER
100
Human activity can have a _______________ impact on the air.
NEGATIVE
100
This connects TWO larger landmasses
An ISTHMUS
200
Large landmass that at one time was made up of South America and Africa
PANGAEA
200
The deepest place on Earth
MARIANA TRENCH
200
A predictable pattern of weather
CLIMATE
200
Earth's crust is also called the ___________________.
LITHOSPHERE
200
The winds that blow over Northa America are called __________________.
WESTERLIES
300
Where does magma originate?
OUTER MANTLE
300
The process by which water is collected and distributed to crops is known as ____________________.
IRRIGATION
300
CONDENSATION occurs when water changes from a _________ to a __________.
GAS TO LIQUID
300
A technique used to limit the loss of topsoil.
CONTOUR PLOWING
300
A stream that feeds into a larger river is called a _____________________.
TRIBUTARY
400
What causes volcanoes and earthquakes?
TECTONIC MOVEMENT
400
Underground layer of rock through which water flows.
AQUIFER
400
Which of the following is directly linked to Earth's climate?
A) prevailing winds
B) sun
C) moon
d) the ocean tides
SUN
400
Which human-made chemical in particular destroys the ozone layer?
A) smog
B) chlorofluorocarbon (CFC)
C) hydrogen
D) sulfite
Chlorofluorocarbon (CFCs)
400
This has a dry climate with grasses and shrubs.
A STEPPE
500
Scientists believe Earth's inner core is made up of ________________ and ________________ .
IRON and NICKEL
500
An underwater plateau is called a __________ _________.
CONTINENTAL SHELF
500
Where do most HURRICANES occur?
A) Western Pacific Ocean
B) Eastern Atlantic Ocean
C) In the Atlantic and Indian Oceans
D) in the Western Atlantic and Eastern Pacific Oceans
Western Atlantic and Eastern Pacific Oceans
500
Why are scientists concerned that rain forests are being cut down at high rates?
A) Rainforest habitats are being removed
B) People who live in rain forests are being displaced
C) Rain forest habitats are being moved.
D) The forests help replace oxygen in the atmosphere
D) The forests help replace oxygen in the atmosphere
500
The variety of plants and animals living on the planet.