Worksheets4 American science Mid term exam
Total questions: 25
Worksheet time: 50mins
A delta is made up of
melted iron
sharp rocks
gullies
sand and soil
Earth’s crust is made up of
water
rock and soil
iron
sand
A wide ,flat landform is called a
plain
valley
canyon
trench
What is earth’s outermost layer?
inner core
outer core
mantle
crust
A plateau is a tall landform with a top that is
round
pointed
hollow
flat
Vibrations caused by earthquakes are known as
seismographs
tsunamis
seismic waves
eruptions
Which of these best describes what Earth’s plates are made up of?
broken pieces of Earth’s crust
hardened lava
Earth’s mantle and crust
melted rock
9. Which instrument measures earthquakes?
scientist
seismology
seismic wave
seismograph
Valleys and canyons are examples of landforms shaped by..............
Water
Wind
Which of earth’s layers is the thickest?
Crust
Mantle
Inner core
Which landforms are the tallest?
Valleys
Mountains
Plateau
The large sections that make up Earth’s crust and upper mantle are called
Mountain
Sand dune
Plates
The hot, molten rock below Earth's surface is the mantle
True
False
Plate tectonics is the idea that Earth's surface is broken into plates that move
True
False
What are the three main layers of the Earth?
Center, Middle, Outer
Core, Mantle, Crust
Core, Middle, Crush
What is the outermost physical layer of earth?
crust
outer core
mantle
What is the outer core made of?
solid rock
solid metal
melted rock
melted metal
Which layer has the hottest temperatures?
inner core
outer core
mantle
crust
What kind of crust do we live on?
oceanic crust
continental crust
What causes earths plates to move?
(a)
What is the difference between lava and magma?
(a)
Write your name, class and section
Underwater canyons form on the
continental slope
ocean ridges
continental rise
The name of a region of land where water drains into a river is a
drainage basin
plateau
continental rise
A physical feature of the land is called a(n)
landform
valley
canyon
