I NEED HELP!

Question

I NEED HELP!

hero · Answer

Pre-question

anonymous · Answer

Did you finish your Mission to Mars?

anonymous · Answer

yes and its a science lesssss.... I just need hero 1. The more dense the medium, the faster the sound travels within that medium. The reason is simply because the molecules are closer together so its quicker for them to transmit vibrations to a neighboring molecule. 

2. Frequency is how fast a sound wave moves. Pitch is how high or low a sound could sound. The faster the sound wave the higher the pitch will get. 

3. It has to deal with the relativity of motion. The Doppler effect deals with the sound coming towards you and then going away. When you are in a fire truck, you are not hearing the sound like the sound coming towards you and going

anonymous · Answer

1 - What about elasticity and temperature?
2 - So how do frequency and pitch relate to one another?
3 - Good work
4 - Please separate out your work like we do in math class. Remember we do not want our work to look like a run-on sentence.
5 - Name a use for each.

hero · Answer

You'd be better off posting this in the physics section.