Answer:
1. We can lessen our impact on Earth by using more renewable resources instead of nonrenewable resources. If we were to use these we would stop wasting so much unneeded energy.
Explanation:
Ribosomes<span> are usually found in the rough endoplasmic reticulum, but can also be found throughout the cytoplasm.</span>The job of the ribosome is to make new proteins. If all of a cells ribosomes were weakened, the cell would be unable to make new proteins.
c. Iridium
Explanation:
The layer of clay that marks the boundary between the Mesozoic and Cenozoic is rich in iridium. Iridium is an element that is rare on the earth crust. It is found in other astronomical bodies.
- The Cenozoic/Mesozoic boundary is an extinction time zone on earth in which nearly all organisms were wiped out.
- During this period in time, scientists believed that a large bolide collided with the surface of the earth sending all lives to death.
- Meteorites are rich in iridium and during the collision, they released a significant proportion in earth materials.
- This is why iridium was observed by Walter Alvarez in significant proportion in Italy.
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For the first question, the correct answer would be the first and third option. Having data that are accurate would allow us to infer a correct conclusion. Also, the conclusions that are inferred are most of the time judgments from the experiment done and the results obtained. For the second question, the correct answer would be the first option. Before starting any experiment, it is strongly recommended to check other experiment procedures that is the same with the one you are going to execute. This is to ensure that you are using the right method for your experiment. Also, it would allow you to be more confident in the experiment.
Answer:
12+6= 18 ounces
Explanation:
no weight change happens during melting of ice.