Which of the following can be a wave medium?
A. solids, liquids, gases, and plasma
B. only solids
C. empty space

specific gravity is the density of a substance divided by the density of water. since (at standard temperature and pressure) water has a density of 1 gram/cm3, and since all of the units cancel, specific gravity is usually very close to the same value as density

so "c" is the answer

plz give brainliest

tracks, burrows, eggshells, nests, tooth marks, or gastroliths

po-215 i got it right on the quiz

what is the average time it took the car to travel 0.25 meters?

⇒ 2.23 seconds

what is the average time it took the car to travel 0.50 meters?

⇒ 3.13 seconds