The table shows the speed of sound in four substances.
Substance. Speed (meters/second)
air. 330
water. 1,498
steel. 5,000
copper. 6,420

Based on this information, which substance has the lowest density?
O A water
O B. steel
C. copper
O D. air​

Respuesta :

I believe it’s Air because the molecules can pack tightly or spread out.