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WorksheetsCosmos Episode 9 - The Lost Worlds of Planet Earth
Total questions: 13
Worksheet time: 7mins
On what day of the cosmic calendar is 350 million years ago?
March 15
December 23
July 4
January 1
What form of life changed the composition of the atmosphere dramatically?
insects
dinosaurs
bacteria
trees
What is another name for the Permian mass extinction event?
The Revival Of The Silk Roads
The Great Dying
The Increase In The Value Of Silver
The African Diaspora
New England was neighbor to which geographical area 220 million years ago?
South Africa
North America
North Africa
West Africa
What did Abraham Ortelius say ripped America away from Europe and Africa?
Earthquakes and floods
Food and sanitation
Community health and illness
Warriors and rulers
What did Alfred Wegener suggest as the reason that certain dinosaur fossils were found in both Africa and South America?
glaciers
natural land bridges
volcanoes
continental drift
What did Marie Tharp discover in the middle of the Atlantic Ocean after drawing a map of the ocean floor?
Siberia
giant rift valley
a volcano
a sea monster
What is the longest submarine mountain range in the world?
the Atlantic mid-Ocean ridge
the Cascade range volcanoes
the East African rift valley
The Alps
What is the name of the deepest canyon on earth?
Mid-Atlantic Ridge
Challenger Deep
Marianas Trench
Hawaiian Islands
What is the process bacteria use in the trenches in order to make food when sunlight doesn't reach that far?
photosynthesis
respiration
chemosynthesis
bioluminescence
What is the core of the earth made of?
zinc
iron
copper
gold
How did tectonic forces bring North and South America together?
Glacial movements shifted the continents into their current positions.
Meteor impacts pushed the continents together, forming a land connection.
Sudden volcanic eruptions caused the land masses to collide and form a bridge.
Gradually over time tectonic forces brought and created the Isthmus of Panama. This reorganized the ocean currents which affected the global climate.
What caused the Earth to tilt on an axis?
Gravitational pull of Venus and Neptune tilted the Earth's axis and tweaked the shape of Earth's orbit
The influence of the moon's gravity altered the earth's axial tilt.
The rotation speed of the earth changed due to internal geological processes
The collision of asteroids caused the earth to tilt on its axis
