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Chapter 8: Earth Science Lessons 1, 2 and 3!!! Review For Assessment!!!! Flashcards | StudBud
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Chapter 8: Earth Science Lessons 1, 2 and 3!!! Review For Assessment!!!!
Chapter 8: Earth Science Lessons 1, 2 and 3!!! Review For Assessment!!!!
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1
The Earth's inner core is a
very dense liquid.
partly melted rock.
combination of oxygen and other materials.
very dense solid.
2
The densest layer of the earth is the____________.
Lithosphere
Core
Earth
Atmopshere
3
____________are long narrow canyons found on the ocean floor.
Plateus
Valleys
Ridges
Trenches
4
A deep crack in a raised, flat land is called a
plateau
valley
gorge
trench
5
46.6% of the Earth's crust is_____________.
Iron
Fire
Oxygen
Sodium
6
I need to study my Science notes longer and harder!!!!!! Yes or no!!!!!
Yes
No
7
Today scientists use the theory of ______ to explain why Earth's features appear as they do.
Earth forms
Plate Tectonics
landforms
Continental Drift
8
Flat lands with few trees are called____________________.
planes
plans
gorges
plains
9
The _____________makes up most of the Earth's mass.
Core
Lithosphere
Mantle
Crust
10
The layers that we live on are the_________and the____________.
Ocean and the Continents
Crust and the Lower Mantle
Crust and the Upper Mantle
Core and the Upper Mantle
11
Plant and Animal fossils found on different continents supports the theory of the
Plate tectonics.
Plate drift theory.
Continental Drift.
Convection Current Movement.
12
The main source of heat that powers the convection currents comes from the
crust.
upper mantle.
core.
lithosphere.
13
From the inner-most part to the outer-most part, the order of the layers is
outer core, inner core, mantle, crust
mantle, inner core, outer core, and crust.
crust, mantle, outer core, and inner core.
inner core, outer core, mantle, and crust.
14
Where are the Earth's plates located?
on top of the inner core.
just above the crust.
on top of the lower mantle.
over the crust and the upper mantle.
15
A ______ is a long row of towering mountains found deep beneath the Atlantic Ocean.
ridge
plane
plain
gorge
16
The Upper Mantle and the Crust are made up of____________.
water
Oxygen
heavy, solid rock
Liquid
17
The thinnest layer of the Earth and the layer we live on is called the
Crust
Core
Mantle
Upper Crust
18
Currents in the mantle are constantly
staying in one place.
over heating because they do not move too far.
rising, circling, and falling.
becoming solid.
19
Hot liquids are ____________ than cooler liquids.
heavier
happier
lighter
no different
20
The Earth was once considered to be one large super continent called
Alfred Wegener's Theory.
Tectonic Land Mass.
Pangaea.
Plates.
21
Which is not a landform?
Oceans.
Mountains.
Ridges.
Valleys.
22
What is the name given to the early mythological theory of how the earth was created?
Pan Gu
Plate Mythology
A Big Explosion
Continental Divide
23
The heavy rock of the lower mantle is described as
very rigid.
softened and "plastic like."
rising and falling and circling around.
so hot that it is liquid metal.
24
A raised, flat land is called a........................
plateau
ridge
plain
valley
25
The core is _____________because of the ______________ of the rock above it.
liquid, hot
condensed, pressure
pressure, condensed
moving, heat
26
The lithosphere is broken up into large slabs/pieces called
tectonic plates.
continents.
dinner plates.
countries.
27
The_____ is made up of solid rock like the crust but it flows slowly because extreme heat.
Crust
Upper Mantle
Earth
Core
28
____ are formed by the movement of the Earth's continental and Oceanic plates.
Landforms.
Years.
Months.
Seasons.
29
What is the name of the mountain range on the floor of the Atlantic Ocean?
Ocean floor Ridge.
Pacific Ridge.
Continental Ridge.
Mid-Atlantic Ridge.
30
The least dense layer of the Earth is the_____________.
Lower Core
Crust and the lower Mantle
Upper Core
Crust
31
_______ ________ introduced the theory of the Continental Drift.
Arthur Holmes.
Alfred Wegener.
Robert Wagner.
Harry Hess.
32
Space between mountains that are close together are called________.
villages
volleys
villages
valleys
33
This layer of the Earth is made up of very hot liquid metal.
Crust
Inner Core
Outer Core
Upper Mantle
