The speed of sound is 331 m/s: in a vacuum
in air, water, or any other medium
in air at 0°C
in air at any temperature

331 m/s in air at 0 degC.

Explanation:

Cooler the air slower the speed of sound.

Normal air temp: 20 C/68 degF is 343m/s

0 m/s in a vacuum/outer space

faster yet in water

a skateboard rolling across the street - apex

in order to follow the instructions and complete the statements, i need to use data from table c of your student guide. can you think of a way to let me see your student guide for a while ? i can't answer the question without the data in table c.