1. what's the relationship of temperature to the speed of sound?
A. equal B.no relationship C. directly proportional D. inversely proportional
2.Sound travel Faster through warm materials than cold materials because_______
A. warm particles move slowly B. warm particles are moving quickly C. gas particles are packed tightly D. sound does not travel faster through a warm substance
3. Ships use echolocation to measure the _______.
A.size of fish B. area of ocean C. depth of water D. density of water
