Question: Kate said: "An object has to move to produce sound." Do you agree with her? Why or why not?
Reference answer: Agree. Vibrations are movements. Vibrations produce sound.

Student answer: Yes, Because if things do not move it will not make a sound. Like if you are talking your voice box has to move.

Student answer: No because it is not true you do not have to move a bottle to make a sound.

Student answer: No Because it can travel from air.

Student answer: Yes. Because it has vibrations to cause.

Student answer: Yes I agree with her, because when it moves it makes vibrations and that is what helps to make sound and when it is not moving it is not making sound.

Student answer: Yes I agree with Kate because it has to vibrate.

Student answer: Yes because it needs to vibration.

Student answer: Yes I do agree with Kate. Example: when the wind blows really hard it makes a sound.

Student answer: I do because sounds can not be made without vibrations.

Student answer: I do not agree because object does not have to move all the time.

Student answer: I do agree it has to vibrate to make sound and vibrating is considered moving.

Student answer: Yes because vibration is a type of movement and sound is made by vibration.

Student answer: Yes because it has to move to make vibrations which make sound.

Student answer: Yes because it has to vibrate to make sounds.

Student answer: Yes. Because vibration is movement and to create vibration the object has to move to create sound.

Student answer: No because if you jump on a sofa the string will move and make noise.

Student answer: Yes because vibrations has to move.

Student answer: No because desks do not move.

Student answer: Yes because how can it make a sound if it does not vibrate.

Student answer: I agree with her because when an object moves it causes vibration and vibration causes sound.

Student answer: I agree with her because the object has to vibrate.

Student answer: I agree with her because vibrations make sounds and vibration moves.

Student answer: I agree with her because when you talk, your vocal cords moves and when you hear a sound, the things that made that sound must move and vibrate.

Student answer: Yes because it need to vibrate.

Student answer: Yes. When you move something it causes vibrations. And the vibrations cause sound waves.

Student answer: Yes, because sound has to vibrate it.

Student answer: YES. I think yes because it changes the sound.

Student answer: I agree with Kate because vibration creates sound, without vibration there would be no sound.

Student answer: Yes, I agree with her. In order to make sound, it needs to move.

Student answer: I agree because if you move paper it produces a sound.

Student answer: I agree because it has to vibrate.

Student answer: Yes because if you do not move it will not make sound.

Student answer: I do agree with her because if a sound is made it vibrates and vibration is back and forth movement and without vibration you can not make a sound.

Student answer: Yes I do agree. Because an object has to move to make vibration which makes sound.

Student answer: I agree with her. Because if an object makes a sound it has to vibrate.

Student answer: I do agree with her because a object has to move to make a sound.