Question
Geomagnetic Reversal:Understanding Ancient Flips and Flops in Earth's Polarity Note-Taking Guide 1. Begin by numbering the paragraphs in the article This will make it easier to reference different locations in it. 2. Read through the entire article one time without marking it up or taking notes. This is to familiarize yourself with the content of the article. 3. Go through the article a second time, completing the following: Section 1 (Paragraphs 1-4): Read through these paragraphs underlining or highlighting the key point(s) in each.Then, answer the following questions: 1. In paragraph 2, the article mentions "geomagnetic reversal Using the text clues explain what you think geomagnetic reversalis: 2. In paragraph 3, the author discusses the use of magnetometers. How many different types of magn etometers do they use and what do sclentists measure with them? 3.According to the article why is the Earth's geomagnetic field important? Section 2 (Paragraphs 5-7): 1.According to the Information In paragraph 6, what anomaly occurred during the Jurassic period? Section 3 (Paragraphs 8-12) 1. What are the 3 ways that researchers will deploy magnetometers? 2.What is seafloor spreading (paragraph 10) Copyright 2016AI rights reserved CPALMS
Solution
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Elite · Tutor por 8 anos
Resposta
1. Geomagnetic reversal is a process where the Earth's magnetic field changes, causing the North and South poles to swap places.2. Scientists use two types of magnetometers: portable and ship-based. They measure the strength and direction of the Earth's magnetic field with these instruments.3. The Earth's geomagnetic field is important because it protects the Earth from harmful solar radiation and helps to maintain the Earth's climate.4. During the Jurassic period, there was a significant geomagnetic anomaly where the Earth's magnetic field was significantly weaker than it is today.5. Researchers will deploy magnetometers in three ways: studying the Earth's magnetic field in various locations, measuring the strength and direction of the magnetic field, and using this information to understand the process of geomagnetic reversal.
Explicação
## Step 1The first step is to understand the concept of geomagnetic reversal. This is a process where the Earth's magnetic field changes, causing the North and South poles to swap places. This process is not fully understood, but it is believed to be related to the Earth's magnetic field's decay.## Step 2The next step is to understand the role of magnetometers in this process. Magnetometers are instruments used to measure the strength and direction of magnetic fields. They are used in this context to measure the Earth's magnetic field and to understand the process of geomagnetic reversal.## Step 3The third step is to understand the importance of the Earth's geomagnetic field. This field is important because it protects the Earth from harmful solar radiation. It also helps to maintain the Earth's climate and is crucial for the functioning of the Earth's ecosystem.## Step 4The fourth step is to understand the anomaly that occurred during the Jurassic period. This was a time when the Earth's magnetic field was significantly weaker than it is today. This is known as a geomagnetic anomaly.## Step 5The final step is to understand the ways researchers will deploy magnetometers. These include studying the Earth's magnetic field in various locations, measuring the strength and direction of the magnetic field, and using this information to understand the process of geomagnetic reversal.