Answer:
Para crear la escala de tiempo geológico, los geólogos correlacionaron capas de roca. Las leyes de Steno fueron utilizadas para determinar las edades relativas de las rocas. Las rocas más antiguas están abajo y rocas más jóvenes están arriba. La primera escala de tiempo geológico sólo mostraba el orden de los eventos
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Answer:
D.) Insect
Explanation:
A bioindicator is a living organism that gives us an idea of the health of an ecosystem.
Answer:
Nuclear biology is the study of the effects of radioactivity on living things which is called radiation biology.It plays an important role in the war equipment making industries.
Answer:
2, 4, and 5 refers to scientific revolution while on the other hand, the remaining statements shows scientific observation.
Explanation:
Cloning has the potential to significantly benefit a great many people, so it should not be considered immoral or risky is refers as scientific observation.
A scientist thinks that he might find serious inconsistencies in the fossil record if he conducts an excavation in a new location is refers scientific explanation because explanation is needed for it.
The rocks present in western Africa and eastern South America formed at the same place and at the same time is scientific observation because the scientists takes the data.
Even if modern organisms are found in ancient portions of the fossil record, this wouldn't challenge the theory of evolution in any way is refers to scientific explanation.
The cloning of organisms is an exciting area of study, and more resources should be be devoted to it so it is refers as scientific explanation.
The age, type, and composition of ancient rocks in western Africa are nearly identical to the age, type, and composition of rocks in eastern South America is scientific observation which is taken by the scientist through research.