American ———————-/////————————
Answer:
a. each particle of matter vibrates about its normal rest position and along the axis of propagation,
b. Liquids
C. because liquids have the right amount of space between them for the wave to pass through quickly
Explanation:
Ima b honest, I’m just here for the 5 points
There are seven quintillion five quadrillion grains of sand on all the beaches of the world. The exact number is not known.
Answer:
increased interest rates, lower income, decline in investments, uncertainty increases