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Semester 1 Jeopardy Forces and motion Energy Waves Space Misc. 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 FINAL Forces and motion-100 This is related to an object’s mass and speed Momentum Forces and motion-200 This is the equation for Newton’s 2nd law F=mxa Forces and motion -300 If something has a change in its motion, it is said to have an ____________ force. unbalanced Forces and motion -400 Which of the following items has the most inertia? A- Feather B- Hammer C- Bowling ball D- Tennis ball Bowling ball because it has a greater mass Forces and motion-500 If three wheelbarrows were pushed with 100N of force, and the wheel barrows were to weigh 20 kg, 25 kg, and 30 kg, which would be the hardest to move? The 30 kg Energy-100 Energy is measured in what unit? Joules Energy-200 A name for energy that is stored? Potential energy Energy-300 True or False: A rock at the top of a hill has higher potential energy than one at the bottom. True Energy-400 The motion of charges found in electrical systems is called what? Current Energy- 500 Chemical energy can be transformed by a battery into what kind of energy? Mechanical Waves-100 What is represented by letter D Wavelength Waves- 200 True or false: Sound waves will travel faster in a solid than in the air. True Misc-500 The energy of a photon of light is directly related to its what? Frequency Daily Double If a transverse wave is moving left to right then its particles are moving in which direction? Up and down Waves-500 Name 3 types of electromagnetic waves and give example of each Radio, Visible light, Ultraviolet, Infrared, Gamma, X-rays, Microwaves Misc.-100 2 magnets with positive ends towards each other will do what? Repel Misc.-200 The lowest point of a wave is called what? Trough Misc.-300 A stretched rubber band stores what kind of energy? Potential energy Misc.-400 Kinetic energy will increase with what 2 things? Mass and speed Waves- 300 The electromagnetic wave with the longest wavelength is what? Radio waves Space-100 The hottest stars are this color Blue Space-200 This is the way that stars release energy. Fusion Daily Double II-300 Name the stages of the life cycle of a sun like star. Protostar (or nebula), main sequence, red giant, white dwarf Space-400 Name 3 pieces of evidence that support the big bang theory Background radiation, abundance of Hydrogen and Helium, universal temperatures, red shift (expanding galaxies), quasars Space-500 Name 3 characteristics used to classify stars. Brightness, color, temperature Final Jeopardy Question Final Jeopardy Question Use the given spectral lines to figure out at least one element that the unknown sample has in it. Cadmium, Sodium and helium