Question

Which type of wave creates a rolling motion on the Earth's surface?
a. surface
b. secondary
c. acoustical
d. primary

Answer 1

Answer:

$\huge\tt\blue{C) Acoustic}$

Answer 2

Answer:

$\huge {❥} {\underline {\purple {\mathtt{\pink{A}{N} {\red{S} {\orange{W}{ \green{E} {\blue{R}}}}}}}}}$

acoustical