Pyroclastic flows primarily contain pumice, vesicular pyroclastic material, and .
a. ultramafic rock debris
b. a cloud of low-density hot expanding gases
c. low viscosity
d. lava flows volcanic mudslides called lahars

Which characteristics are true of the arabian desert? multiple answers choose all answers that are correct. a. is mostly below sea level b. covers almost the entire arabian peninsula c. contains the largest sand sea in the world d. has very few people living there

Ano anu ang mga guhit na makikita sa mapa o globo? ibigay ang kuhulugan ng bawat isa

Which two following best identify the central themes of this speech in the passage the man in the arena