A. Liquid lighter than water
B. Liquid heavier than water
C. Gas lighter than air
D. Gas heavier than air
Correct Answer: Gas heavier than air ✔
Last Updated: March 01, 2019
A. Liquid lighter than water
B. Liquid heavier than water
C. Gas lighter than air
D. Gas heavier than air
Correct Answer: Gas heavier than air ✔
Last Updated: March 01, 2019