1) …………………….. to bend light. a) Reflection b) Refraction 2) Light waves can travel in ............................... a) straight lines b) triangles c) squares 3) .......................... to bounce light off an object. a) Reflection b) Refraction c) Absorption 4) .............................is a dark area formed when an object........ light. a) Shadow, blocks b) Light, absorbs c) Absorption, reflects 5) The............................., ............................ of the shadow caused by sunlight change during the day. a) length b) direction c) A and B 6) ..................................... can be refracted into 7 colors while traveling through different materials. a) Red b) Black c) White light 7) Sound energy can travel through ................... a) Rectangles b) Waves 8) You have to wear a ........................... shirt during winter. a) black b) white c) pink 9) You have to wear a ................................... shirt during summer. a) black b) white c) Brown 10) What is the type of interaction between Light energy and matter? a) Reflection b) Refraction c) Absorption 11) The banana ........................ yellow color that you can see. a) Refracts b) Reflects c) Absorbs 12) What does the picture deacribe? a) Reflection b) Refraction c) Absorption 13) What does the picture deacribe? a) Reflection b) Refraction c) Absorption 14) After precipitation, a rainbow appears in the sky because of ......................... a) Refraction b) Reflection c) Absorption 15) Thick string has..... Pitch than thin string a) more b) less 16) ......... means movement back and forth. a) Vibrate b) Break down 17) ....... is a material that allows electrical charges movements. a) Conductor b) Insulator 18) ........ are examples of conductors. a) Metals b) Plastics c) Rubber d) Glass 19) An object that is vibrating quickly, has..... Pitch a) high b) low 20) ......... means how soft or loud a sound is. a) Volume b) Pitch 21) .......... is how high or low a sound is. a) Pitch b) Volume 22) Smooth surface reflects light........ than rough surface.  a) better b) worse 23) ....... means movement of electric charges from one place to another. to a) Electric circuit b) Electric current 24) White object....... white light. a) absorbs b) reflects c) refracts 25) Black object...... white light. a) absorbs b) reflects c) refracts 26) ..... means takes in. a) Absorb b)  Reflect c) Refract 27) ....... is a material that stops electric charges movement.  a) Insulator b) Conductor

GR.3-3rd Term

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