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Transcript
Our Ever-Changing World
Once upon a time in the middle of the ocean, two vast tectonic plates are slowly pulling apart. As the plates split, the ocean
expands. Red-hot, sticky magma shoots up as lava from huge fissures in the ocean floor and creates an underwater volcano. After
many, many eruptions, the volcano slowly gets bigger and bigger. Finally, it reaches the surface and becomes an island.
Millions of years later, the volcano is extinct. The rain shoots down like lightning on the land. On the rainy island a deep river
forms. The fast, flowing river eventually erodes a V-shaped valley, carrying rocks and soil down the mountain. After countless
rains, the sun comes out and the mountainous sides of the canyon make deep, dark shadows against the electric blue sky.
Meanwhile in another part of the world where ocean meets the land, two vast tectonic plates are gradually coming together,
moving two to four inches a year and carrying two big land masses towards each other. The two huge colliding land masses are
meeting, moving year by year, inch by inch. Through subduction, one plate goes under the other. A tall mountain is formed as the
land is pressed upwards. 55 million years ago, India and Asia collided and the Himalayas, the largest mountain range in the world,
was formed.
Many, many years later and snow and ice have been falling on the mountains. The snow and ice compacts to become a cold, iceblue glacier. The glacier gradually pushes through the tall, snowcapped mountain range, two inches a year, and erodes it into a Ushaped valley. The glacier moves earth and boulders bit by bit down the mountainside, forming a trough with a flat valley floor
and steep, straight sides.
Elsewhere in the world, two tectonic plates are sliding past one another like spaghetti. Fierce earthquakes shake the land as they
move. The convection current, which is like an ocean current of magma, slowly moves the plates, but at times the plates become
stuck against each other. And then, suddenly, the plates give way and an earthquake occurs. Over millions of years, they gradually
force the land to glide past each other, one plate moves to the south part of the world and one plate moves north.
Nine hundred thousand years later on the land that moved north, there is a cliff where it meets the crashing indigo blue ocean.
The cliff slowly gets eroded by the force of the crashing waves beating against the cliff, moving sand, dirt and rocks. On the land
that moved south, the plates get stuck again and then give way and a vast earthquake begins. The power of the earthquake
shakes the cliff and suddenly it gives way and a landslide happens. The moving earth tumbles down the slope of the cliff into the
ocean.
Group Task 3
Once upon a time in the middle of the ocean, two vast tectonic plates are slowly pulling
apart. As the plates split, the ocean expands. Red-hot, sticky magma shoots up as lava
from huge fissures in the ocean floor and creates an underwater volcano. After many,
many eruptions, the volcano slowly gets bigger and bigger. Finally, it reaches the surface
and becomes an island.
Our Ever-Changing World
Once upon a time in the middle of the ocean, two vast tectonic plates are slowly pulling apart. As the plates split, the ocean
expands. Red-hot, sticky magma shoots up as lava from huge fissures in the ocean floor and creates an underwater volcano. After
many, many eruptions, the volcano slowly gets bigger and bigger. Finally, it reaches the surface and becomes an island.
Millions of years later, the volcano is extinct. The rain shoots down like lightning on the land. On the rainy island a deep river
forms. The fast, flowing river eventually erodes a V-shaped valley, carrying rocks and soil down the mountain. After countless
rains, the sun comes out and the mountainous sides of the canyon make deep, dark shadows against the electric blue sky.
Meanwhile in another part of the world where ocean meets the land, two vast tectonic plates are gradually coming together,
moving two to four inches a year and carrying two big land masses towards each other. The two huge colliding land masses are
meeting, moving year by year, inch by inch. Through subduction, one plate goes under the other. A tall mountain is formed as the
land is pressed upwards. 55 million years ago, India and Asia collided and the Himalayas, the largest mountain range in the world,
was formed.
Many, many years later and snow and ice have been falling on the mountains. The snow and ice compacts to become a cold, iceblue glacier. The glacier gradually pushes through the tall, snowcapped mountain range, two inches a year, and erodes it into a Ushaped valley. The glacier moves earth and boulders bit by bit down the mountainside, forming a trough with a flat valley floor
and steep, straight sides.
Elsewhere in the world, two tectonic plates are sliding past one another like spaghetti. Fierce earthquakes shake the land as they
move. The convection current, which is like an ocean current of magma, slowly moves the plates, but at times the plates become
stuck against each other. And then, suddenly, the plates give way and an earthquake occurs. Over millions of years, they gradually
force the land to glide past each other, one plate moves to the south part of the world and one plate moves north.
Nine hundred thousand years later on the land that moved north, there is a cliff where it meets the crashing indigo blue ocean.
The cliff slowly gets eroded by the force of the crashing waves beating against the cliff, moving sand, dirt and rocks. On the land
that moved south, the plates get stuck again and then give way and a vast earthquake begins. The power of the earthquake
shakes the cliff and suddenly it gives way and a landslide happens. The moving earth tumbles down the slope of the cliff into the
ocean.
Group Task 3
Millions of years later, the volcano is extinct. The rain shoots down like lightning on the
land. On the rainy island a deep river forms. The fast, flowing river eventually erodes a Vshaped valley, carrying rocks and soil down the mountain. After countless rains, the sun
comes out and the mountainous sides of the canyon make deep, dark shadows against the
electric blue sky.
Our Ever-Changing World
Once upon a time in the middle of the ocean, two vast tectonic plates are slowly pulling apart. As the plates split, the ocean
expands. Red-hot, sticky magma shoots up as lava from huge fissures in the ocean floor and creates an underwater volcano. After
many, many eruptions, the volcano slowly gets bigger and bigger. Finally, it reaches the surface and becomes an island.
Millions of years later, the volcano is extinct. The rain shoots down like lightning on the land. On the rainy island a deep river
forms. The fast, flowing river eventually erodes a V-shaped valley, carrying rocks and soil down the mountain. After countless
rains, the sun comes out and the mountainous sides of the canyon make deep, dark shadows against the electric blue sky.
Meanwhile in another part of the world where ocean meets the land, two vast tectonic plates are gradually coming together,
moving two to four inches a year and carrying two big land masses towards each other. The two huge colliding land masses are
meeting, moving year by year, inch by inch. Through subduction, one plate goes under the other. A tall mountain is formed as the
land is pressed upwards. 55 million years ago, India and Asia collided and the Himalayas, the largest mountain range in the world,
was formed.
Many, many years later and snow and ice have been falling on the mountains. The snow and ice compacts to become a cold, iceblue glacier. The glacier gradually pushes through the tall, snowcapped mountain range, two inches a year, and erodes it into a Ushaped valley. The glacier moves earth and boulders bit by bit down the mountainside, forming a trough with a flat valley floor
and steep, straight sides.
Elsewhere in the world, two tectonic plates are sliding past one another like spaghetti. Fierce earthquakes shake the land as they
move. The convection current, which is like an ocean current of magma, slowly moves the plates, but at times the plates become
stuck against each other. And then, suddenly, the plates give way and an earthquake occurs. Over millions of years, they gradually
force the land to glide past each other, one plate moves to the south part of the world and one plate moves north.
Nine hundred thousand years later on the land that moved north, there is a cliff where it meets the crashing indigo blue ocean.
The cliff slowly gets eroded by the force of the crashing waves beating against the cliff, moving sand, dirt and rocks. On the land
that moved south, the plates get stuck again and then give way and a vast earthquake begins. The power of the earthquake
shakes the cliff and suddenly it gives way and a landslide happens. The moving earth tumbles down the slope of the cliff into the
ocean.
Group Task 3
Meanwhile in another part of the world where ocean meets the land, two vast tectonic
plates are gradually coming together, moving two to four inches a year and carrying two
big land masses towards each other. The two huge colliding land masses are meeting,
moving year by year, inch by inch. Through subduction, one plate goes under the other. A
tall mountain is formed as the land is pressed upwards. 55 million years ago, India and
Asia collided and the Himalayas, the largest mountain range in the world, was formed.
Our Ever-Changing World
Once upon a time in the middle of the ocean, two vast tectonic plates are slowly pulling apart. As the plates split, the ocean
expands. Red-hot, sticky magma shoots up as lava from huge fissures in the ocean floor and creates an underwater volcano. After
many, many eruptions, the volcano slowly gets bigger and bigger. Finally, it reaches the surface and becomes an island.
Millions of years later, the volcano is extinct. The rain shoots down like lightning on the land. On the rainy island a deep river
forms. The fast, flowing river eventually erodes a V-shaped valley, carrying rocks and soil down the mountain. After countless
rains, the sun comes out and the mountainous sides of the canyon make deep, dark shadows against the electric blue sky.
Meanwhile in another part of the world where ocean meets the land, two vast tectonic plates are gradually coming together,
moving two to four inches a year and carrying two big land masses towards each other. The two huge colliding land masses are
meeting, moving year by year, inch by inch. Through subduction, one plate goes under the other. A tall mountain is formed as the
land is pressed upwards. 55 million years ago, India and Asia collided and the Himalayas, the largest mountain range in the world,
was formed.
Many, many years later and snow and ice have been falling on the mountains. The snow and ice compacts to become a cold, iceblue glacier. The glacier gradually pushes through the tall, snowcapped mountain range, two inches a year, and erodes it into a Ushaped valley. The glacier moves earth and boulders bit by bit down the mountainside, forming a trough with a flat valley floor
and steep, straight sides.
Elsewhere in the world, two tectonic plates are sliding past one another like spaghetti. Fierce earthquakes shake the land as they
move. The convection current, which is like an ocean current of magma, slowly moves the plates, but at times the plates become
stuck against each other. And then, suddenly, the plates give way and an earthquake occurs. Over millions of years, they gradually
force the land to glide past each other, one plate moves to the south part of the world and one plate moves north.
Nine hundred thousand years later on the land that moved north, there is a cliff where it meets the crashing indigo blue ocean.
The cliff slowly gets eroded by the force of the crashing waves beating against the cliff, moving sand, dirt and rocks. On the land
that moved south, the plates get stuck again and then give way and a vast earthquake begins. The power of the earthquake
shakes the cliff and suddenly it gives way and a landslide happens. The moving earth tumbles down the slope of the cliff into the
ocean.
Group Task 3
Many, many years later and snow and ice have been falling on the mountains. The snow
and ice compacts to become a cold, ice-blue glacier. The glacier gradually pushes through
the tall, snowcapped mountain range, two inches a year, and erodes it into a U-shaped
valley. The glacier moves earth and boulders bit by bit down the mountainside, forming a
trough with a flat valley floor and steep, straight sides.
Our Ever-Changing World
Once upon a time in the middle of the ocean, two vast tectonic plates are slowly pulling apart. As the plates split, the ocean
expands. Red-hot, sticky magma shoots up as lava from huge fissures in the ocean floor and creates an underwater volcano. After
many, many eruptions, the volcano slowly gets bigger and bigger. Finally, it reaches the surface and becomes an island.
Millions of years later, the volcano is extinct. The rain shoots down like lightning on the land. On the rainy island a deep river
forms. The fast, flowing river eventually erodes a V-shaped valley, carrying rocks and soil down the mountain. After countless
rains, the sun comes out and the mountainous sides of the canyon make deep, dark shadows against the electric blue sky.
Meanwhile in another part of the world where ocean meets the land, two vast tectonic plates are gradually coming together,
moving two to four inches a year and carrying two big land masses towards each other. The two huge colliding land masses are
meeting, moving year by year, inch by inch. Through subduction, one plate goes under the other. A tall mountain is formed as the
land is pressed upwards. 55 million years ago, India and Asia collided and the Himalayas, the largest mountain range in the world,
was formed.
Many, many years later and snow and ice have been falling on the mountains. The snow and ice compacts to become a cold, iceblue glacier. The glacier gradually pushes through the tall, snowcapped mountain range, two inches a year, and erodes it into a Ushaped valley. The glacier moves earth and boulders bit by bit down the mountainside, forming a trough with a flat valley floor
and steep, straight sides.
Elsewhere in the world, two tectonic plates are sliding past one another like spaghetti. Fierce earthquakes shake the land as they
move. The convection current, which is like an ocean current of magma, slowly moves the plates, but at times the plates become
stuck against each other. And then, suddenly, the plates give way and an earthquake occurs. Over millions of years, they gradually
force the land to glide past each other, one plate moves to the south part of the world and one plate moves north.
Nine hundred thousand years later on the land that moved north, there is a cliff where it meets the crashing indigo blue ocean.
The cliff slowly gets eroded by the force of the crashing waves beating against the cliff, moving sand, dirt and rocks. On the land
that moved south, the plates get stuck again and then give way and a vast earthquake begins. The power of the earthquake
shakes the cliff and suddenly it gives way and a landslide happens. The moving earth tumbles down the slope of the cliff into the
ocean.
Group Task 3
Elsewhere in the world, two tectonic plates are sliding past one another like spaghetti.
Fierce earthquakes shake the land as they move. The convection current, which is like an
ocean current of magma, slowly moves the plates, but at times the plates become stuck
against each other. And then, suddenly, the plates give way and an earthquake occurs.
Over millions of years, they gradually force the land to glide past each other, one plate
moves to the south part of the world and one plate moves north.
Our Ever-Changing World
Once upon a time in the middle of the ocean, two vast tectonic plates are slowly pulling apart. As the plates split, the ocean
expands. Red-hot, sticky magma shoots up as lava from huge fissures in the ocean floor and creates an underwater volcano. After
many, many eruptions, the volcano slowly gets bigger and bigger. Finally, it reaches the surface and becomes an island.
Millions of years later, the volcano is extinct. The rain shoots down like lightning on the land. On the rainy island a deep river
forms. The fast, flowing river eventually erodes a V-shaped valley, carrying rocks and soil down the mountain. After countless
rains, the sun comes out and the mountainous sides of the canyon make deep, dark shadows against the electric blue sky.
Meanwhile in another part of the world where ocean meets the land, two vast tectonic plates are gradually coming together,
moving two to four inches a year and carrying two big land masses towards each other. The two huge colliding land masses are
meeting, moving year by year, inch by inch. Through subduction, one plate goes under the other. A tall mountain is formed as the
land is pressed upwards. 55 million years ago, India and Asia collided and the Himalayas, the largest mountain range in the world,
was formed.
Many, many years later and snow and ice have been falling on the mountains. The snow and ice compacts to become a cold, iceblue glacier. The glacier gradually pushes through the tall, snowcapped mountain range, two inches a year, and erodes it into a Ushaped valley. The glacier moves earth and boulders bit by bit down the mountainside, forming a trough with a flat valley floor
and steep, straight sides.
Elsewhere in the world, two tectonic plates are sliding past one another like spaghetti. Fierce earthquakes shake the land as they
move. The convection current, which is like an ocean current of magma, slowly moves the plates, but at times the plates become
stuck against each other. And then, suddenly, the plates give way and an earthquake occurs. Over millions of years, they gradually
force the land to glide past each other, one plate moves to the south part of the world and one plate moves north.
Nine hundred thousand years later on the land that moved north, there is a cliff where it meets the crashing indigo blue ocean.
The cliff slowly gets eroded by the force of the crashing waves beating against the cliff, moving sand, dirt and rocks. On the land
that moved south, the plates get stuck again and then give way and a vast earthquake begins. The power of the earthquake
shakes the cliff and suddenly it gives way and a landslide happens. The moving earth tumbles down the slope of the cliff into the
ocean.
Group Task 3
Nine hundred thousand years later on the land that moved north, there is a cliff where it
meets the crashing indigo blue ocean. The cliff slowly gets eroded by the force of the
crashing waves beating against the cliff, moving sand, dirt and rocks. On the land that
moved south, the plates get stuck again and then give way and a vast earthquake begins.
The power of the earthquake shakes the cliff and suddenly it gives way and a landslide
happens. The moving earth tumbles down the slope of the cliff into the ocean.