Task
http://scienceworld.wolfram.com/biography/Oersted.html
- What was Hans Christian Orsted’s discovery with a compass needle?
- What happens to a compass needle when current is passed closely to it?
- What connection did Orsted’s discovery lead to?
http://socratic.org/questions/what-did-rutherford-s-gold-foil-experiment-prove
http://chemteacher.chemeddl.org/services/chemteacher/index.php?option=com_content&view=article&id=74
4. Who were Rutherford’s students who experimented with gold foil and alpha particles?
5. What did Rutherford postulate because of the experiments?
http://www.biography.com/people/james-c-maxwell-9403463#saturns-rings
6. James Maxwell formulated mathematical relationships between electricity and magnetism equivalent to Newton’s Laws of motion. In what area of physics did Maxwell formulate these experiments?
7. What did Maxwell theorize about the rings of Saturn?
http://www.tech-faq.com/how-a-magnetic-card-reader-works.html
8. How does a bank card (credit card) reader work?
https://www.medicalradiation.com/types-of-medical-imaging/
http://www.physics.utoronto.ca/~jharlow/teaching/phy138_0708/lec04/ultrasoundx.htm
9. In medical imaging, what is needed for an x-ray to work?
10. In medical imaging, how does an MRI work?
11. Why is ultrasound used to “look” at a baby when a mother is pregnant instead of using x-ray technology?
12. If gamma rays will destroy cells in the human body, why would doctors use machines as a beneficial tool in medicine?
http://mechatronics.mech.northwestern.edu/design_ref/actuators/solenoids.html
13. What type of force is produced in a solenoid when electricity is passed through it?
http://hyperphysics.phy-astr.gsu.edu/hbase/forces/funfor.html
14. Which of the four fundamental forces is responsible for Beta decay?
15. Which of the four fundamental forces is the strongest?
16. What is the weak nuclear force responsible for?
17. Which of the four fundamental forces is responsible for holding the protons and neutrons together in the nucleus of an atom?
http://www.brooklyn.cuny.edu/bc/ahp/LAD/C3/C3_Photoelectric.html
18. What is the phenomenon called that causes electrons to “jump” or leave the surface of metal, caused by light?
19. Why won’t red light cause electrons to be ejected from the surface of metal?
20. What is the relationship between frequency of photons and the energy of electrons? (_________________ frequency = ______________________ energy)
http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/elemag.html
21. What do the field lines around a bar magnet look like?
22. In what “direction” do the field lines point toward?
http://www.colorado.edu/physics/2000/isotopes/mass_conservation.html
23. What is Einstein’s famous equation?
24. What do all the variables stand for in Einstein’s equation?
25. What is the relationship between mass and energy?
26. Before and after a reaction, what has to be the same no matter what?
27. What law is Einstein’s equation basically restating? (The Law of ____________________ of ______________)
http://www.world-nuclear.org/Nuclear-Basics/How-does-a-nuclear-reactor-make-electricity-/
28. What type of reactions are used to create electricity in nuclear reactors?
29. What is the purpose of control rods in a nuclear reactor?
31. What is the charge of alpha particles?
32. What is the charge of a beta particle?
33. What is the mass and charge of gamma particles?
http://www.colorado.edu/physics/2000/quantumzone/
34. When a light spectra is analyzed, how do you know what element or compound is present?