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Earth Science
Earth Science
20 terms
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#4thand5th #MysteryScience #Earth'sStructure #NaturalHazards #RockCycle #Minerals
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
What is the atmosphere?
Outerspace
Oxygen
Ozone
A mixture of gases that make up the air we breathe
2
What is magma?
Igneous rock
Melted rock
Mixtures of minerals
Lava
3
What is the focus of an earthquake?
The epicenter
Tectonic Plates
Where the earthquake starts
A fault
4
What is a fault?
slabs of rock
a crack in Earth's crust
an earthquake
eruption
5
What type of mineral break is smooth and flat?
Jagged
Quartz
Cleavage
Fracture
6
What causes tsunamis?
Shark attacks
Gravity
Undersea earthquakes
Boating wakes
7
What is the hydrosphere?
Liquid water and ice on and in the Earth and atmosphere
Liquid water only
The ocean
Rivers, Lakes, Ponds
8
What is the Earth's crust made of?
soft ground
lava rocks
rocks, dirt, water
Solid rock
9
Bits of rock, shells, remains of plants and animals are ______________.
Sediments
Rocks
Dinosaur poop
Fossils
10
What is the mantle made out of?
Liquid metal
dirt and rocks
Lava rocks
Melted rock like oatmeal
11
Rocks are mixtures of __________.
Volcanic debris
Fossils
Minerals
Sand
12
What is the outer core made of?
Solid iron and nickel
Solid gold
Liquid rock
Liquid iron and nickel
13
How are igneous rocks formed?
Volcanic eruptions
Metamorphic rocks
Cooled magma or lava
Obsidian
14
A mineral's _________ shows how its surface reflects light.
Luster
Color
Streak
Hardness
15
What mineral was used to create crystal needles?
Ice Melt
Rock Salt
Magnesium Sulfate (Epsom Salt)
Calcium Carbonate (Potassium Feldspar)
16
What is the lithosphere?
A gaseous substance
Earth's rocky surface
Earth's Core
The atmosphere
17
What is the hardest mineral?
Diamond
Obsidian
Pyrite
Talc
18
What is the Ring of Fire?
Flaming hot funyuns
The volcanoes in Hawaii
A pattern of volcanoes along the edges of a tectonic plate
19
Why are the iron and nickel in Earth's core solid?
Pressure and layers
Oxygen
Heat
The core is cooled
20
What type of volcano has thick lava?
Explosive
Cone
Dormant
Shield
