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neutron: inside the nucleus electron: on the circle What element is the central part of all the different substances found in living things, such as carbohydrates and proteins? carbon
Model of an atom. At the center is a dark nucleus. Around the nucleus is a large circle. Two particles, a neutron and an electron, are to be added to this model. In what location should each be added?
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About this unit
From planning satellites' orbits around the earth to designing thrilling amusement park rides, understanding circular motion and gravity allows you to calculate, explain, and predict how pretty much anything that moves in a circle.
From planning satellites' orbits around the earth to designing thrilling amusement park rides, understanding circular motion and gravity allows you to calculate, explain, and predict how pretty much anything that moves in a circle.
In simple terms, biology is the study of life. This is a very broad definition because the scope of biology is vast. Biologists may study anything from the microscopic or submicroscopic view of a cell to ecosystems and the whole living planet (Figure 1.2).
Explore essential teacher resources for AP Physics 1: Algebra-Based, including course materials, exam details, and course audit information.
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Questions 1 and 2 are long free-response questions that require about 25 minutes each to answer. Questions 3 through 6 are short free-response questions that require about 10 minutes each to answer. Read each question carefully and completely. Answers must be written out in paragraph form.
