Pulverized rock and clastic materials ejected violently during an eruption are called
A)tephra,or pyroclastics.
B)volcanic ash.
C)explosive debris.
D)cinders.

Question

Quizplus · Accepted Answer

Pulverized rock and clastic materials ejected violently during an eruption are called tephra, or pyroclastics. This includes volcanic ash, explosive debris, and cinders. However, tephra is a broader term that encompasses all of these materials, so A is the best answer.

Pulverized Rock and Clastic Materials Ejected Violently During an Eruption