Speed of sound material speed of sound in m/s air 331 helium 972 tap water 1493 sea water 1533 aluminum 5100 based on the table, what might be a reasonable conclusion? a) sound travels faster through more dense materials. b) the speed of sound depends only on the state of matter. c) sound travels slower through metals than any other materials. d) sound travels faster through aluminum than any other material that exists.

Astate's representation in the u.s. senate is based on a) equal representation. b) the state's population. c) the state's electoral votes. d) the size of their major cities.this independent regulatory agency was created in 1974 to oversee and regulate the financing of political campaigns in the united states. a) warren cthis independent regulatory agency was created in 1974 to oversee and regulate the financing of political campaigns in the united states. a) warren commission (wc) b) federal election commission (fec) c) equal opportunity commission (eoc) d) securities and exchange commission (sec)

On this map of the united states the letter h indicates high pressure and the letter l indicates low pressure . select the black arrow that accurately shows the direction of the wind.

Rah is completing a school project on the expansion of fast food restaurants across the united states. she finds a map that shows a clear pattern of restaurants beginning in the east and expanding west. this map was most likely created using the technology of