WorksheetsGeologic Time
Total questions: 20
Worksheet time: 10mins
When did birds start to appear
Cretaceous
Triassic
Tertiary
Jurassic
When did oxygen become "plentiful"
Mississippian
Permain
Cambrian
Ordovician
When did the Cambrian Explosion happen
About 543mya
2.5mya
3.8mya
490mya
What happened during the Devonian time
Corals grouped together
Fishes evolved
Beginning of most life
Huge bugs
What year did the Pennsylvanian time period end?
290
324
354
290
When is the Quaternary
1.8
now
144
65
What is a Geological time scale
Time that scales all animals
Measurements
A time scale that measures in ages, epochs, periods, eras and eons
Different eras
When did the Permian Era end
417
324
290
248
What happened when the Cambrian Explosion took place?
Everything dies
Trees appear
Things started to grow
Oxygen and most life began
How do scientist know how old the fossils are
Time Travel back to that time
Look at the rocks
The layers in the rocks
Look at through the hole
What are fossils?
Remains
Rock
Dead organisms
remains or dead animals usually found in rocks
What are people called when they study fossils?
rock finders
Scientologists
anthologists
paleontologist
In which kind of rock do we usually find a fossil?
igneous
metamorphosis
sedimentary
Skeleton of a dinosaur. What is true about the bones that make up the skeleton?
The bones are made up of minerals.
The bones are those of the dinosaur itself.
The bones were formed from mud that hardened.
The bones are made up of amber.
Where are Sedimentary rocks found
Many environments including oceans, rivers and deserts.
Volcanoes
Lava cakes
Your shoe
What is the law of super-positioning?
Any undisturbed sequence of rocks deposited in layers, the youngest layer is on top and the oldest on bottom,
Laundry pile
Baking
Cake
What type of fossil is this?
fossils
Cast
Trace
Preserved remains
How old do Paleontologists believe the Earth is?
answer choices
4.6 billion years
4.6 billion years
4.687 billion years
2015 years
What type of fossil is this
Cast
Amber
Trace
Sap
What do fossils tell us?
How to eat
What hot dogs are made of
How to make a cast
How the earth was like and what animals lived on the earth
