PLEASE HELP BRAINLIEST INVOLVED The frequency of a sound wave determines
a.
the pitch of the sound.
c.
how fast the sound travels.
b.
how loud the sound is.
d.
the magnitude of the compression.

An airplane flying parallel to the ground undergoes two consecutive displacements. the first is 76 km at 39.8◦ west of north, and the second is 156 km at 59.9◦ east of north. what is the magnitude of the plane’s total displacement? answer in units of km. 020 (part 2 of 2) 10.0

11. you want to calculate the displacement of an object thrown over a bridge. using -10 m/s2 for acceleration due to gravity, what would be the total displacement of the object if it took 8 seconds before hitting the water?

In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant