Compare wave a with wave b correctly in relation to amplitude.

wave a will have a higher pitch than wave b

wave b will have a lower pitch than wave a

wave a will have a louder sound than wave b

wave b will have a louder sound than wave a.

Wave A will have a higher pitch than wave B.. This is not true becasue b has the higher PITCH becasue it's closer together.

Wave B will have a lower pitch than wave A... This basically A but worded differently. 

Wave A will have a louder sound than wave B... This is CORRECT becasue it's louder the waver are bigger, so it's louder. But it has a lower pitch, 2 different things. 

Wave B will have a louder sound than wave A. False..

About 8 gallons of fuel will be used. (8.08)