WorksheetsWorld History
Total questions: 9
Worksheet time: 5mins
How old is the earth?
1.6 million years
4.5 billion years
4.5 million years
100,000 years
How old is the moon?
1.6 million years
5 billion years
older than 4 billion years
100,000 years
The longest amount of time, geologically speaking, is the
Mesozoic
Precambrian
Paleozoic
Jurassic
The most recent amount of time, geologically speaking, is the
Mesozoic
Cenozoic
Paleozoic
Jurassic
The geological era that includes the largest in size and largest number of dinosaurs is the
Mesozoic
Cenozoic
Paleozoic
Precambrian
The percentage of time that Earth was in Precambrian time is
less than 1%
12%
50%
88%
The percentage of time that Earth has had humans is
less than 1%
12%
50%
88%
We are currently in a time known as
Ancient Time
Medieval Time
Agricultural Time
Modern History/ Contemporary Time
The difference between History and Prehistory is
agriculture
domestication of animals
writing and written records
dinosaurs became extinct
