Don't take it for granite
Which layer of the Earth is made of hot, ultramafic rock and represents about 68% of Earth's mass?
A. Core
B. Crust
C. Mantle
D. Biosphere
C. Mantle
Which of the following is a component of the hydrosphere?
A. Soil
B. Ocean
C. Air
D. Plants
B. Ocean
Which layer of the Earth is directly beneath the crust?
A. Inner core
B. Mantle
C. Outer core
D. Biosphere
B. Mantle
Which part of the Earth contains living organisms?
A. Geosphere
B. Biosphere
C. Hydrosphere
D. Atmosphere
B. Biosphere
Which layer of the Earth is solid and forms the surface we live on?
A. Mantle
B. Crust
C. Outer core
D. Inner core
B. Crust
Which part of the hydrosphere penetrates the geosphere?
A. Magma
B. Groundwater
C. Surface water
D. Water vapor
B. Groundwater
Which of the following best describes the atmosphere?
A. The layer of water covering Earth
B. The layer of gases surrounding Earth
C. The solid rock layer of Earth
D. The living organisms on Earth
B. The layer of gases surrounding Earth
Which of the following is found in the geosphere?
A. Rivers
B. Rocks
C. Clouds
D. Trees
B. Rocks
Which layer of the Earth is the hottest?
A. Crust
B. Mantle
C. Outer core
D. Inner core
D. Inner core
Which of the following is NOT a component of the biosphere?
Animals
Plants
Rocks
Bacteria
Rocks
How does the primary composition of the Earth's core differ from its mantle?
A. The core is made of gases, while the mantle is made of ice.
B. The core is ultramafic rock, while the mantle is mainly iron metal.
C. The core is mainly iron metal, while the mantle is hot ultramafic rock.
D. The core is liquid rock, while the mantle is solid metal.
C. The core is mainly iron metal, while the mantle is hot ultramafic rock.
A landslide, where rocks and soil move down a slope, is a direct example of an interaction between which two of Earth's spheres?
A. The hydrosphere and the atmosphere.
B. The core and the mantle.
C. The geosphere and the hydrosphere (as water can be a trigger).
D. The atmosphere and the biosphere.
C. The geosphere and the hydrosphere (as water can be a trigger).
Which of the following is a major component of the atmosphere?
Nitrogen
Water
Soil
Lava
Nitrogen
Which of the following best explains why the mantle is important for plate tectonics?
A. It is the thinnest layer
B. It is solid and does not move
C. Its convection currents of magma move plates
D. It contains living organisms
C. Its convection currents of magma move plates
Identify the names of the four main Earth systems.
A. biosphere, hydrosphere, atmosphere, geosphere
B. biosphere, hemisphere, atmosphere, geosphere
C. photosphere, hydrosphere, atmosphere, geosphere
D. biosphere, hemisphere, photosphere, geosphere
A. biosphere, hydrosphere, atmosphere, geosphere
A scientist is studying how pollution in the atmosphere affects the geosphere. Which process best shows this interaction?
A. Acid rain eroding rocks
B. Plants growing in soil
C. Fish swimming in rivers
D. Clouds forming in the sky
A. Acid rain eroding rocks
If the mantle were to cool significantly, what effect might this have on the movement of tectonic plates?
A. Plates would move faster
B. Plates would stop moving
C. Plates would move slower
D. Plates would melt
C. Plates would move slower
A volcano erupts, releasing gases into the air. Which two Earth systems are interacting in this event?
A. Biosphere and hydrosphere
B. Geosphere and atmosphere
C. Hydrosphere and biosphere
D. Atmosphere and hydrosphere
B. Geosphere and atmosphere
A student observes that plants grow better in areas with rich soil and plenty of water. Which Earth systems are interacting in this observation?
A. Biosphere, geosphere, and hydrosphere
B. Atmosphere and geosphere
C. Hydrosphere and atmosphere
D. Geosphere and atmosphere
A. Biosphere, geosphere, and hydrosphere
Glaciers would be part of which Earth sphere?
A. biosphere
B. hydrosphere
C. atmosphere
D. geosphere
B. hydrosphere
Explain how the biosphere interacts with the hydrosphere. Choose the best example.
A. Plants absorb water from the soil to grow.
B. Rocks are formed from cooled lava.
C. Air contains oxygen for breathing.
D. The crust is made of solid rock.
A. Plants absorb water from the soil to grow.
A student models the layers of the Earth using different colored clay. Which order should the layers be arranged from the outside in
A. Crust, mantle, outer core, inner core
B. Mantle, crust, inner core, outer core
C. Inner core, outer core, mantle, crust
D. Crust, outer core, mantle, inner core
A. Crust, mantle, outer core, inner core
Which scenario best demonstrates the interaction between the geosphere and the hydrosphere?
A. Rainwater eroding a mountain
B. Birds flying in the sky
C. Plants using sunlight for photosynthesis
D. Lava cooling to form new rock
A. Rainwater eroding a mountain
Which of the following examples best describes an interaction between the hydrosphere and geosphere?
A. Wind blows sand across a desert, creating a sand dune.
B. An eagle uses air currents to glide while searching for food.
C. Rainwater washes rocks and soil from a mountain into a river.
D. A snake creates its home under a boulder.
C. Rainwater washes rocks and soil from a mountain into a river.
Which of the following examples best describes an interaction between the biosphere and the atmosphere?
A. Water evaporates, condenses, and becomes a cloud.
B. A river floods and moves dirt and soil to the ocean.
C. A human needs oxygen in the air to breathe and function.
D. A dust storm blows across the desert.
C. A human needs oxygen in the air to breathe and function.