{"id":5824,"date":"2013-05-06T12:28:43","date_gmt":"2013-05-06T12:28:43","guid":{"rendered":"https:\/\/schooltutoring.com\/help\/?p=5824"},"modified":"2014-12-02T08:27:02","modified_gmt":"2014-12-02T08:27:02","slug":"a-physics-review-of-subatomic-particles","status":"publish","type":"post","link":"https:\/\/schooltutoring.com\/help\/a-physics-review-of-subatomic-particles\/","title":{"rendered":"A Physics Review of Subatomic Particles"},"content":{"rendered":"<p><strong>Overview:\u00a0 What Are Subatomic Particles?<\/strong><br \/>\nSubatomic particles include those particles smaller than an atom.\u00a0 Some of those particles are charged, such as protons, which have a positive charge, and electrons, which have a negative charge.\u00a0 Some particles have brief lifetimes, and have only been observed since the development of particle accelerators.\u00a0 These form the basis of atomic theory.<\/p>\n<p><strong>Particles or Waves?<\/strong><br \/>\nAccording to the theory of relativity, matter and energy are interchangeable.\u00a0 (Einstein showed their relationship in the famous equation E=mc<sup>2<\/sup>, or energy equals mass times the speed of light squared.)\u00a0 It was first shown that photons sometimes behave like particles and sometimes like waves, depending on the situation. \u00a0\u00a0These particles have fuzzy boundaries, and not all interactions between wave particles are as clear-cut as scientists first thought.\u00a0 In addition, other particles (not just photons) act like wave particles, waves sometimes, and particles sometimes.<\/p>\n<p><strong>What Are Quarks?<\/strong><br \/>\nQuarks are a type of fundamental particle that are found in six different &#8220;flavors&#8221; called up, down, strange, charm, bottom, and top.\u00a0 Most of them have only been discovered in particle accelerators, as they are always found together and some types decay very rapidly.\u00a0 They are thought to be involved in electromagnetic energy, gravity, the strong interaction, and the weak interaction, and some types \u00a0were thought to have been present in the earliest time frame of the universe, shortly after the Big Bang before matter cooled to form atomic particles.<\/p>\n<p><strong>What Are Composite Particles?<\/strong><br \/>\nSome of the most common particles in the universe, such as protons and neutrons, are theorized to be made up of combinations of the fundamental particles, because of the way they decay in high-speed nuclear reactions.\u00a0 Protons have two up and one down quarks, and neutrons (which have neutral charge) contain two down and one up quarks.\u00a0 Atomic nuclei are made up of protons and neutrons, and the number of protons and neutrons in the nucleus determine the type of element.<\/p>\n<p><strong>An Exciting Discovery<\/strong><br \/>\nBosons are particles which are central to quantum physics, because they carry force.\u00a0 Scientists theorized that they occurred at various levels of nuclear reactions, but they decayed so rapidly that they had never been observed.\u00a0 It was theorized to have no spin or electrical charge.\u00a0 The products of its decay, however, transformed into particles that had mass.\u00a0 In 2013, the Higgs boson was discovered in supercollider experiments.\u00a0 It is much heavier than other particles, and decays into particles with mass rapidly, the way that scientists had predicted.<\/p>\n<p>Interested in a <a href=\"https:\/\/schooltutoring.com\/tutoring-programs\/science-tutoring\/physics-tutoring\/\">Physics tutor<\/a>? Learn more about how we are assisting thousands of students each academic year.<\/p>\n<p><span class=\"tutorOrange\">SchoolTutoring Academy<\/span> is the premier educational services company for K-12 and college students. We offer tutoring programs for students in K-12, AP classes, and college. To learn more about how we help parents and students in Boston, MA visit:<a href=\"https:\/\/schooltutoring.com\/tutoring-in-boston-massachusetts\/\"> Tutoring in Boston, MA<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview:\u00a0 What Are Subatomic Particles? Subatomic particles include those particles smaller than an atom.\u00a0 Some of those particles are charged, such as protons, which have a positive charge, and electrons, which have a negative charge.\u00a0 Some particles have brief lifetimes, and have only been observed since the development of particle accelerators.\u00a0 These form the basis [&hellip;]<\/p>\n","protected":false},"author":22,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[12],"tags":[155,209,1462,1745,1967],"class_list":["post-5824","post","type-post","status-publish","format-standard","hentry","category-physics","tag-atomic-structure","tag-bosons","tag-quarks","tag-subatomic-particles","tag-waves"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/posts\/5824","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/comments?post=5824"}],"version-history":[{"count":0,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/posts\/5824\/revisions"}],"wp:attachment":[{"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/media?parent=5824"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/categories?post=5824"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/schooltutoring.com\/help\/wp-json\/wp\/v2\/tags?post=5824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}