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Nuclear Reactions - Rutherford's Alpha Scattering Experiment
Neat! Show your physics class exactly how Ernest Rutherford fired alpha particles at a piece of gold foil and so determined that most of an atom is composed of empty space. Not just a slide show, but almost an animation, this...
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Evidence Revealing the Composition of the Atom
Investigators use indirect evidence to guess what is occupying a sealed box. You could also use a set of plastic Easter eggs to encase the unknown items. Another terrific activity involves having high schoolers drop a pencil on a sheet...
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Review Models of the Atom
Multiple representations of the varying theories of atomic structure. With these pictures and some background of the theories and scientific figures surrounding them, your class will develop a better understanding of scientific history...
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Atomic Models
Your students should enjoy this slideshow which includes some basic definitions about the atomic structure of atoms. In fact, this presentation would be best-viewed before giving details and diagrams of neutrons, protons and quarks. The...
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Nuclear Reactions Answers to Questions
Written to accompany another slide show available through our site, the information here gives the history and trivia connected to nuclear decay research. This slide show concentrates on the definitions and theory of nuclear fission and...
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Mystery : Structure of the Atom-A Case for Indirect Evidence
Students investigate the structure of the atom through hands on activities. In this atomic structure lesson plan, students perform 4 activities showing indirect evidence of the structure of the atom and the parts of the atom. They also...
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Structure of the Atom
Students observe 3 models that show Dalton, Thomson and Rutherford's theories of the structure of the atom. In this structure of the atom lesson plan, students observe each model and write a summary of each theory of the atom.
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History of the Atom Quiz Review
In this history of the atom worksheet, students answer questions about Thomson's cathode ray apparatus, Rutherford's gold foil experiment and Dalton's beliefs about the atom. Students identify the number of protons, neutrons and...
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Understanding the Rutherford Model
In this Rutherford model worksheet, students read about Rutherford's experiment with gold foil and alpha particles which led to the discovery of subatomic particles. Students answer six analysis questions about the experiment and...
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Inside an Atom
In this atom worksheet, students read about the history of the discovery of the atom. Students write a story, poem, song or other creative project in which they shrink to an incredibly small size and are trapped in a carbon atom.
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Worksheet 4-1 Atomic Spectra
In this atomic spectra worksheet, students answer eighteen questions about wavelengths of light, the emission spectrum, energy of photons, the frequency of electromagnetic radiation and electrons in the excited state.
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Early History of the Atom Homework
In this early history of the atom worksheet, students answer 4 questions about Thomson's Plum Pudding model of the atom and Rutherford's experiment that led to the understanding of some of the structures of the atom.
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Review for Chemistry
In this review for chemistry worksheet, students decide if given statements are true or false. Students relate information learned about introductory knowledge gained in chemistry to accurately answer the given questions.
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Activity Three -- Rutherford's Discovery (Student Page ) A Lab Experiment in Physics
This discovery student page offers students an opportunity to work as a team to discover the shape of an object they cannot see. It is an experiment which parallels particle physicists dilemma in not being able to see very small...
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Discovering the Structure of the Atom
Students investigate atomic and nuclear structure of matter by researching historical atomic theories. Students examine Rutherford's studies and discover that many scientific conclusions change over time as new data is collected.