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WorksheetsEarth History and Processes
Total questions: 55
Worksheet time: 1hrs 17mins
Earth is about ____ years old
4.6 billion
4.6 million
46 billion
46 million
What are fossils?
All the fossils on earth
A fossil that characterizes a particular period of time.
Any remains, trace, or imprint of animal or plant life preserved in Earth's crust.
Fuel formed by natural processes over long periods of time.
What is the fossil record?
A recorded device made out of fossils.
A piece of music that is about fossils.
A scroll that pictures all the fossils in North America.
All the fossils on Earth.
What is an era?
The largest division of geologic time.
A subdivision of a geologic period.
A broad span of geologic time based on the general type of life existing during that time.
A community of organisms interacting with each other and with the nonliving environment.
What is a period?
A span of time within an era.
A subdivision of a geologic period.
A broad span of geologic time based on the general type of life existing during that time.
A community of organisms interacting with each other and with the nonliving environment.
What does geologic time mean?
The time we started studying geology.
The period of time ranging from the formation of Earth about 4.6 billion years ago to today.
A clock that shows when different rocks were formed.
A clock made out of rocks.
What does Precambrian mean?
An era when mammals exist; means "recent animal life"
An era when dinosaurs existed; means "middle animal life"
An era when trilobites, corals, brachiopods, early fish, and early amphibians existed; means "ancient animal life"
All of the time before the Paleozoic era.
What does Paleozoic mean?
An era when mammals exist; means "recent animal life"
An era when dinosaurs existed; means "middle animal life"
An era when trilobites, corals, brachiopods, early fish, and early amphibians existed; means "ancient animal life"
All of the time before the Paleozoic era.
What does Mesozoic mean?
An era when mammals exist; means "recent animal life"
An era when dinosaurs existed; means "middle animal life"
An era when trilobites, corals, brachiopods, early fish, and early amphibians existed; means "ancient animal life"
All of the time before the Paleozoic era.
What does Cenozoic mean?
An era when mammals exist; means "recent animal life"
An era when dinosaurs existed; means "middle animal life"
An era when trilobites, corals, brachiopods, early fish, and early amphibians existed; means "ancient animal life"
All of the time before the Paleozoic era.
Earth's inner core is made up of
liquid iron
nickel and iron
solid iron
lead and iron
Earth's outer core is composed of
solid nickel-iron alloy
liquid nickel-iron alloy
liquid nickel
solid iron
What type of cells were the first life form on Earth?
bacteria
animal cells
nucleus
eukaryotic cells
Which is more precise?
Absolute dating
Relative Dating
Which is oldest?
Ammonite
Gastropod
Crinoid
Trilobite
Which species is the youngest?
Ginko
Calamites
Sharks
Archemides
Which layers are older than layer D?
A
B
E
F
Which layers are older than layer A?
A
B
E
F
Which layers are younger than layer C?
A
B
E
F
Convection is heat transfer through:
circulation or massive movement of a substance
electromagnetic waves
microwaves
What type of boundary is shown in the diagram?
Divergent
Convergent
Transform
What type of boundary is shown in the diagram?
Divergent
Convergent
Transform
What type of boundary is shown in the diagram?
Divergent
Convergent
Transform
What type of plate boundary is shown in the picture?
Convergent
Divergent
Transform
What type of plate boundary is shown in the picture?
Convergent
Divergent
Transform
What type of plate boundary is shown in the picture?
Convergent
Divergent
Transform
What geologic event would most likely be found at a transform boundary?
Volcano
Mountain
Earthquake
Mid-Ocean Ridge
What landform would you most likely find at a divergent boundary between two pieces of oceanic crust?
Rift Valley
Mountain
Mid-Ocean Ridge
Volcano
When one tectonic plate sinks under another, this is called...
Convegent
Divergent
Subduction
Transform
Which type of boundary do plates move away from each other?
Convergent
Divergent
Transform
Plates slide past one another at ____ boundaries.
Convergent
Divergent
Transform
When plates collide together, this boundary occurs...
Convergent
Divergent
Transform
Plate movement is caused by ____________.
the rotation of the Earth
convection currents in the mantle
ocean tides
the moon's gravity
What are the two types of crust?
Thick and thin
Ocean and basin
Lower and upper
Continental and oceanic
According to Wegener's hypothesis of continental drift,
Earth's surface is made up of seven major landmasses
The continents were once joined together in a single landmass
Earth is slowly cooling and shrinking
the continents DO NOT move
What is Pangaea?
The name of a German scientist
Another name for continental drift
The name of the super-continent that existed millions of years ago
The name of ancient fossil
The geological theory that states that pieces of Earth's lithosphere are in constant, slow motion is the theory of
subduction
plate tectonics
evolution
seafloor spreading
In which time period are we currently living?
Precambrian Time
Paleozoic Era
Mesozoic Era
Cenozoic Era
In what time period did Pangaea, the super continent, appear?
Precambrian
Paleozoic
Mesozoic
Cenozoic
Dinosaurs, small mammals, and birds are found in this time period.
Precambrian
Paleozoic
Mesozoic
Cenozoic
What are fossils that are abundant, easily recognizable, short lived, and widespread called?
Preserved fossils
Index fossils
Imprints
Radioactive dating
Preserved remains of plants and animals from the remote past are called?
Sedimentary rocks
Radioactive dating
Decayed organisms
Fossils
Which era was the longest, taking up 88% of geologic time?
Precambrian
Paleozoic
Mesozoic
Cenozoic
Which time period is the longest?
Precambrian Time
Paleozoic Era
Mesozoic Era
Cenozoic Era
Earth is thought to be formed ______ years ago?
200 thousand
3 million
4.6 billion
who knows
Put the following units of geological time in order from largest to smallest unit of time.
Epoch, Eon, Era, Period
Epoch, Period, Era, Eon
Eon, Era, Period, Epoch
Period, Eon, Period, Era
