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Download Questions 1A Define wave. What kind of wave requires a medium
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Questions 1A 1. 2. 3. 4. Define wave. What kind of wave requires a medium? How do we calculate wave speed? What kind of wave is a sound wave? Questions 1B 1. Give 3 examples of media. 2. What kinds of waves do NOT require a medium? 3. What is the relationship between frequency and wavelength? 4. How does sound travel? Questions 2 A 1. What 2 things can waves travel through? 2. What do we call waves that are produced by a combination of longitudinal and transverse waves? 3. Differentiate between reflection, refraction, and diffraction. 4. In what direction do sound waves travel? Questions 2B 1. What does a wave carry? 2. What is amplitude? Why is it significant? Questions 3A 1. What is frequency? Why is it significant? 2. What is a standing wave? Give an example. 3. Explain resonance. Give an example. 4. What are the 3 sections of the ear? Questions 3B 1. What is pitch? How is it related to frequency? 2. Define loudness. What is the unit used to measure loudness? 3. What is an electronic echo called? 4. What is responsible for transmitting sound electrically to the brain? Questions 4A 1. What do we call sounds that have a frequency too high to hear? 2. How are amplitude and frequency related? 3. What do we call the process of using sound to locate an object? 4. Predict what may have happened if a person has lost their hearing (answers will vary). Questions 4B 1. What are the 3 kinds of instruments? 3. What is interference? Explain the two types of interference. 2. What happens when a jet breaks the sound barrier? 4. Define a medium. 3. What is used to change a longitudinal sound wave into a transverse wave? 4. What medical procedure allows us to “see” inside the body without surgery? Questions 5A Questions 7A 1. Describe the Doppler Effect. 1. What is the electromagnetic spectrum? 2. What is an echo? 2. What are the three things light can do? 3. Define a sonic boom. 4. Define noise. Questions 5B 1. What surface reflects an echo the best? 2. What are the 2 kinds of standing waves? 3. What are the three primary pigment colors? 4. List the waves of the electromagnetic spectrum in order from longest to shortest. Questions 7B 1. What are the 3 kinds of objects and how do they relate to light? 3. Define sound quality. 2. When the three primary pigments are added together in equal amounts, what is the result? 4. Compare absorption to scattering. 3. Differentiate between the 2 kinds of reflection. Questions 6A 1. What are the three primary colors of light? 2. Define noise. 3. What is refraction? Give an example. 4. When the 3 primary colors of light are combined in equal amounts, what do they create? Questions 6B 1. What is an electromagnetic wave? 2. Define diffraction. 3. What is pigment? 4. Define radiation. 4. What are the 3 kinds of objects and how do they relate to light? Question 8A 1. When the three primary pigments are added together in equal amounts, what is the result? 2. When we look at an object, what color do we see? 3. Compare the primary colors of light to the primary colors of pigments. 4. What happens to the other colors? Questions 8B 1. Draw a convex and concave lens/mirror. 2. What is a plane mirror? 3. What are the properties of a magnet? 4. How does a compass work? Questions 9A Questions 11A 1. Which type of lens magnifies? 1. What can electrical current flow through? 2. What are the opposite ends of a magnet called? 2. Define an electric circuit. 3. What happens when you break a magnet? 3. What are the characteristics of a superconductor? 4. Which type of lens make images appear fine and crisp? Questions 9B 1. What is magnetic force? 4. What function does a transformer serve? Questions 11B 1. What are the 3 components to a circuit? 2. Give an example of a magnetic light show. 3. What is the function of the following parts of the eye: retina, pupil, lens, optic nerve, cornea, iris? 4. Explain how a magnetic field works. Questions 10A 1. Name 3 ways light affects your life (answers will vary). 2. How does an electric motor function? 3. What is ferromagnetic material and how is it used in electromagnets? 4. Compare a conductor to an insulator and give an example of each. Questions 12A 2. How can a magnet lose its’ magnetic alignment? (How can you destroy a magnetic field?) 1. What is a galvanometer? 3. What is generated when charges flow through a wire? 3. What happens when you flip a switch? 4. How can you create a magnet? Questions 10B 1. How is the Earth like a magnet? 2. What is the unit used to express the amount of charge that flows through a wire? 3. Explain the relationship between north and south 2. How does an electromagnet function? 4. What is an armature? Questions 12B 1. What is resistance? 2. What is the function of a commutator? 3. What is the coil called that is used in an electromagnet? poles on a magnet. 4. What does an electric current produce? What happens if the current reverses? 4. What object is used to help control resistance? Questions 13A Questions 15A 1. Give an example of how resistance is very useful in our lives. 1. In relation to electricity, what does it mean to be grounded? 2. How does an electric generator work? 2. How does resistance factor in with insulators and conductors? 3. How can you increase or decrease the power/strength of an electromagnet? 4. Compare a series and a parallel circuit. Use drawings if necessary. Questions 13B 1. Give an example of an electromagnet. 2. What does the law of electric charges state? 3. What is voltage and how it related to energy? 4. Define electric power. What unit is used to express electric power? Questions 14A 1. How are an electric force and an electric field related? 2. What unit is used to express voltage? 3. One kilowatt (kW) equals how many watts? 4. Describe 3 ways to charge an object. Give examples. Questions 14B 1. What kind of device can detect a charge? 2. Why do batteries vary in voltage? 3. Give examples of series and parallel circuits. 4. Explain static electricity and electric discharge. 3. What is a fuse? 4. Compare AC to DC. Questions 15B 1. If you wanted maximum voltage what kind of wire would you want? Does temperature play a part? 2. How are circuit breakers used in our homes? 3. What does Ohm’s Law state? 4. What unit to we use to measure resistance?