Question: Sound waves travel the fastest through

Answer:
OPTIONS:
- rock.
- seawater.
- space.
- atmosphere.
rock.
Fråga: Ljudvågor färdas snabbast genom Svar: ALTERNATIV: - rock. - havsvatten. - Utrymme. - atmosfär.
Question: Sound waves travel fastest through Answer: ALTERNATIVE: - rock. - Seawater. - Space. - Atmosphere.
Rock.
Rock.