Jeopardy Light Reflection & Refraction Lenses & Sound Pitch Sound Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy

$100 Question from H1 What kind of object allows all light to pass through it, and you can see through it? (S4P1a. – Level 1) A. opaqueB. transparent C. translucent D. absorbent

$100 Answer from H1 B. Transparent

$200 Question from H1 What kind of light does not allow any light to pass through it so that you cannot see through it? (S4P1a. – Level 1) A. transparent B. opaque C. absorbentD. translucent

$200 Answer from H1 B. Opaque

$300 Question from H1 What kind of object allows some light to pass through it and allows you to see a blurry or not so clear view of what is on the other side of it? (S4P1a. – Level 1) A. opaqueB. translucent C. transparentD. absorbent

$300 Answer from H1 B. Translucent

$400 Question from H1 Which demonstrates that light travels in straight lines? A. the forming of shadows B. the speed of light C. the rainbow effect D. the brightness of the Sun

$400 Answer from H1 A. The forming of shadows.

$500 Question from H1 Which object would BEST reflect light from a light bulb? A. a shiny spoon B. notebook paper C. a black sweater D. a glass of water

$500 Answer from H1 A. A shiny spoon

$100 Question from H2 Reflection occurs when___________________________. (S4P1 b. – Level 1) A. light bends.C. light goes through a surface. B. Light shines in your eyes.D. light strikes a surface and bounces off.

$100 Answer from H2 D. light strikes a surface and bounces off.

$200 Question from H2 Refraction occurs when _________________ (S4P1c. –Level 1) A.light goes through a surface.C. light bends. B.light shines in your eyes. D. light strikes a surface and bounces off.

$200 Answer from H2 C. Light bends.

$300 Question from H2 When a flashlight is aimed at a mirror or other smooth and shiny object, infer what happens to the light after it first hits the mirror? (S4P1 b. – Level 2) A. It passes through the mirror to the other side. B. It scatters in all directions. C. It bounces off at the same angle that it hit the mirror at. D. It is absorbed into the glass.

$300 Answer from H2 C. It bounces off at the same angle that it hit the mirror at.

$400 Question from H2 When you hold up a prism to a light source, infer what happens to the light when it passes through and leaves out the other side of the prism? (S4P1c. –Level 2) A. It enters as white light and leaves as black light. B. It bends after it enters the prism, but still remains as white light when it leaves. C. It bends after it enters the prism and separates into the colors that make up white light. D. It is reflected back to your eyes.

$400 Answer from H2 C. It bends after it enters the prism and separates into the colors that make up white light.

$500 Question from H2 Newton's discovery led most directly to an understanding of the cause of — A. x-rays B. sunspots C. rainbows D. starlight

$500 Answer from H2 C. Rainbows

$100 Question from H3 Which type of lens is thin in the middle and thicker around the edges? (S4P1c. – Level 1) A. convexB. concaveC. conserveD. prism

$100 Answer from H3 B. Concave

$200 Question from H3 Which type of lens bulges out in the middle and is thinner around the edges? (S4P1c. – Level 1) A. convexB. concaveC. conserveD. prism

$200 Answer from H3 A. convex

$300 Question from H3 Infer what kind of lens a magnifying glass is from the two questions above. (S4P1c. –Level 2) A. concaveB. thinC. squareD. convex

$300 Answer from H3 D. Convex

$400 Question from H3 What makes a sound? (S4P2 a.- Level 1) A.intensity & pitchC. B.properties of airD. pitch & quality vibrations in the air

$400 Answer from H3 C. Vibrations in the air

$500 Question from H3. Sound waves travel through ______________________________. (S4P2 a. –Level 1) A. solidsB. liquids C. gasesD. all of the above

$500 Answer from H3 D. All of the above.

$100 Question from H4. ___________________ is a measure of how high or how low a sound is. (S4P2 b. –Level 1) A. soundB. echoC. amplitudeD. pitch

$100 Answer from H4 D. Pitch

$200 Question from H4

$200 Answer from H4 A. The more waves, the higher pitch.

$300 Question from H4 The ________________________, or height of a wave from the mid-way point to the top of the wave crest is what determines loudness. See drawing below. (S4P2 b. –Level 1) A. Amplitude B. pitch C. soundD. echo

$300 Answer from H4 A. amplitude

$400 Question from H4

$400 Answer from H4 B.The shorter the height of the Amplitude, the softer.

$500 Question from H4 A guitar string makes a higher-pitched sound when you tighten the string. Which of the following explains why tightening the string causes this change? (S4P2 b.-Level 3) A. It changes the shape of the guitar. B. It causes the string to get tighter. C. Tightening the string makes it longer D. Tightening the string makes it vibrate faster.

$500 Answer from H4 D. Tightening the string makes it vibrate faster.

$100 Question from H5 The figure below shows a glass partly filled with water. Grace tapped the glass with a metal spoon and heard a sound. Which action would raise the pitch when she taps the glass again with the metal spoon? A. Pour some of the water out of the glass. B. Put more water into the glass. C. Heat the water in the glass. D. Cool the water in the glass.

$100 Answer from H5 A. Pour Some water out of the glass.

$200 Question from H5 Use the picture below to answer this question. The picture shows a stringed instrument with strings of three different thicknesses. Infer which statement is true? (S4P2b. – Level 2) A. Strings X and Y will vibrate at the same speed. B. String X will vibrate the slowest and produce the lowest pitched. C. String X will vibrate the fastest and produce the highest pitch. D. Strings Y and Z will produce the same sound.

$200 Answer from H5 C. String X will vibrate the fastest and produce the highest pitch. (It is the thinnest, so it will vibrate The fastest).

$300 Question from H5 A high soprano singer can break a crystal glass if the glass resonates with her voice. In order to do this, the sound the singer makes has to be — A. speeded up before reaching the glass B. amplified before reaching the glass C. reflected off the glass D. able to vibrate the glass

$300 Answer from H5 D. Able to vibrate the glass. (This won’t be on the test.)

$400 Question from H5 Jane hears a fire truck siren that does not change in pitch or loudness. The fire truck is A. leaving the station. B. parked at the station. C. passing by the station. D. coming toward the station.

$400 Answer from H5 B. Parked at the station. This isn’t on the test.

$500 Question from H5 Which of the following statements about noise is true? A. Loud music can damage the inside parts of your ears. B. Loud music is better for your ears than other sounds that are just as loud. C. Listening to loud music is less harmful if you do it a lot and get used to it. D. Hearing damage caused by loud noise eventually goes away.

$500 Answer from H5 A. Loud music can damage the inside parts of your ears.

Final Jeopardy Hilda shouts "hey" in an empty hall at the shopping mall. The sound bounces off the walls and she hears "hey" over and over again. Hilda has just made A. a recording. B. an echo. C. a circuit. D. a wavelength.

Final Jeopardy Answer B. an echo.