geological timescale

In the beggining of this era plants evolved, though they did not have leaves

• paleozoic

• mesozoic

• cenozoic

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

humankind is currently living in this era

• paleozoic

• mesozoic

• cenozoic

Tags

NGSS.HS-ESS2-7

NGSS.HS-ESS3-1

this is also known as the age of dinosaurs

• paleozoic

• mesozoic

• cenozoic

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

many animals began to develop a skeleton during this era

• palezoic

• mesozoic

• cenozoic

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

this was known as the era of cycads

• palezoic

• mesozoic

• cenozoic

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

during this era, climate was a warmer than it is today and polar zones did not yet exist

• paleozoic

• mesozoic

• cenozoic

Tags

NGSS.MS-ESS2-6

there was an extension of fauna along the whole land in this era

• paleozoic

• cenozoic

• mesozoic

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Mammals evolved and diversified in this era

• cenozoic

• paleozoic

• phanerozoic

• mesozoic

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

a mass extintion is

• a short geological time when most species die

• a short geological time when some species die

• a long geological time when most species die

• a long geological time when a fraction of species die

Tags

NGSS.MS-LS4-1