source : jiskha.com
1. The division of Earth’s history into smaller units makes up the ____. eras geologic
1. The division of Earth’s history into smaller units makes up the ____.
geologic time scale***
sequence of events
2. Today, some scientists think that ____.
birds evolved from dinosaurs
dinosaurs evolved from fish
birds evolved from amphibians
both a and b***
3. A life-form in the Precambrian time was ____.
4. Which trilobite characteristic did not change through time?
shape of eyes
number of body segments
number of spines
5. ____ existed during the Mesozoic era.
both a and c***
Dec 3, 2012
Cell Division – Mitosis and Meiosis | Ask A Biologist – In cell division, the cell that is dividing is called the "parent" cell. The parent cell divides into two Somatic cells make up most of your body's tissues and organs, including skin, muscles, lungs, gut, and hair During meiosis, a small portion of each chromosome breaks off and reattaches to another…Stroll into your local Starbucks and you will find yourself part of a cultural experiment on a scale This trait, which I outline in my book Wired for Culture, makes us stand alone amongst all other animals. In more recent history, this 'cumulative cultural adaptation' that our capacity for culture grants has…Early Egyptian history is divided into three major eras: the Old Kingdom (about 2575-about 2130 bc), the Middle Kingdom (1938-about 1630 bc), and the New Kingdom (about 1539-1075 bc). By the dawn of the Old Kingdom, the characteristics of Egyptian civilization had already been firmly established.
ancient civilization – Students | Britannica Kids | Homework Help – They divided the South into five military districts administered by Union generals. They denied voting rights to anyone who refused to take a loyalty oath to the Union. The Civilian Conservation Corps employed young men to plant trees, clean up waterways, and improve facilities in national parks.They make friends and learn how to get on with other children of a similar age. This is often not possible at home because they are the only child, or because their brothers or sisters are older or younger. So overall, I believe that, attending school from a young age is good for most children.Unit #6 exam earth history name Each penny that had flipped over to the tails up side was replaced with a bean that represented the stable decay product. The cross section represents a portion of Earth's crust. Letters A, B, C, and D are rock units.