Earthquake energy travels through the earth via
a. epicenter
c. magnitude
b. focus
d. seismic waves select the best answer from the choices provided a b c d

On this map of the united states the letter h indicates high pressure and the letter l indicates low pressure . select the black arrow that accurately shows the direction of the wind.

Which types of seismic waves travel through earths interior? select all that apply. a) l waves b) p waves c) s waves

Based on current rates the earths human population is expected to grow how much by 2050