WorksheetsGEOLOGIC TIME SCALE
Total questions: 20
Worksheet time: 10mins
The “calendar” for events in Earth history.
relative dating
absolute dating
geologic time scale
Age of Earth
7.6 billion years
4.6 billion years
6.6 billion years
6.5 billion years
It means that how things work today is the same as they work before.
laws of motion
laws of nature
laws of relative rock dating
Which is the correct order of geologic time? largest - smallest
eras, epochs, eons, periods
eons, eras, periods, epochs
epochs, eons, periods, eras
The age of marine life.
paleozoic
mesozoic
cenozoic
The Age of Mammals
Cenozoic
Mesozoic
Paleozoic
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
The end of an era, and the end of life for groups of organisms, is called?
Death
Mass extinction
Transition
Turning point
The Age of Fishes
Devonian Period
Cambrian Period
Vendian Period
Silurian Period
Age of Soft Bodied Animals
Vendian Period
Ordovician Period
Cambrian Period
Silurian Period
A giant cloud of dust and gas in space.
star
nebula
meteor
earth
Small mammals and birds also appeared.
Cenozoic
Paleozoic
Mesozoic
The first period of the Mesozoic Era and occurred between 251 million and 199 million years ago.
Triassic Period
Jurassic Period
The _________ was the period of giant hard-shelled creatures: arthropods, insects and marine invertebrates.
Permian
Silurian
Devonian
Ordovician
The solar system was forming within a cloud of dust and gas known as the solar nebula, which eventually spawned asteroids, comets, moons and planets.
Hadean
Archean
Proterozoic
Phanerozoic
