an underground explosion generates sound waves that travel through solid rock, then through a lake and then air. describe how the speed of the waves will change during this journey and explain why.

sound can slow down, so when it travels through all of that it's muffled and kind of blocked. sound travels at 332 metres per second so it's hard to stop the sound

Explanation:

in theory, limestone is composed principally of the compound calcium carbonate - caco3, but in reality this compound is deposited in conditions involving a number of other compounds as impurities so it ends up being a mixture of many compounds.

hope this : -)

tony (lordcaos066)

"the periodic table is arranged in order of atomic number."