Biology, 04.06.2020 19:09 fbillinton
While examining a layer of rock, a scientist found a fossil of a trilobite like the one shown below. The scientist knows that trilobites only lived during the Paleozoic era.
The scientist finds fossilized remains of other species in the same rock layer as the trilobite. What can the scientist conclude about these other fossils?
A.
The organisms that formed them must have evolved from trilobites.
B.
The organisms that formed them are still living in modern times.
C.
The organisms that formed them likely also lived during the Paleozoic era.
D.
The organisms that formed them likely went extinct before the Paleozoic era.
Answers: 1
Biology, 21.06.2019 23:30, brook633
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
Biology, 22.06.2019 13:30, derpoofoofderp
The earths core is made up mainly of what 2 substances? 2. like an egg, earth has a core, a layer surrounding the core, and a thin, hard outer layer. which layers of the earth match the layers of an egg?
Answers: 1
Biology, 22.06.2019 14:20, Aliyah2020
First idea: suddenly, women were leaving their homes to cycle and socialize on country roads and city streets. —wheels of change, sue macy second idea: it was not a stretch for some cyclists to see the possibility of a larger role for women in the world. —wheels of change, sue macy what type of graphic organizer would best represent the connection between these two ideas? 1) a t-chart that separates ideas into two different categories 2) a chronology that shows 3) a sequence of several events a cause-and-effect graphic that shows how one idea led to another 4)a problem-solution graphic that presents a problem and a solution to the problem
Answers: 2
While examining a layer of rock, a scientist found a fossil of a trilobite like the one shown below....
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