Answer:
The most recent eon is subdivided into three eras and eleven periods.
Explanation:
The geological time scale has been constructed so that it can help in better research and understanding of the past, as well as making it easier to distinguish the past and its characteristics at a certain time. There are larger and smaller divisions in the geologic time scale, with the eon being the largest unit, followed by era, and then period.
The most recent eon is the Paherozoic, starting from 542 million years ago and still going on. It is subdivided into three eras and eleven periods so far. The three eras are:
- Paleozoic
- Mesozoic
- Cenozoic
The eleven periods are:
- Cambrian
- Ordovician
- Silurian
- Devonian
- Carboniferous
- Permian
- Triassic
- Jurassic
- Cretaceous
- Tertiary
- Quaternary
Answer:
2 is your answer i believe
Explanation:
Cacti can be found in dry and hot climate ( mainly in deserts ).
The sorrow had for the most part been faulted for the republicans and FDR's arrangements lightened some of those issues. Control started to move to the republicans with the bashing of considers as excessively communist as well 'peace adoring' excessively liberal even hostile to religion in a few people's eyes. Astounding in light of the fact that Nixon battled on a 'mystery plan to end the war'.
Answer:
A light-year is a unit of distance.
Explanation:
Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km. More precisely, one light-year is equal to 9,500,000,000,000 kilometers.