Which One of the Following Statements Concerning Volcanic Blocks and Bombs

question 44

Multiple Choice

Which one of the following statements concerning volcanic blocks and bombs is TRUE?

• A)Bombs and blocks are both smaller than lapilli and cinders.
• B)Bombs are ejected as magma lumps; blocks are ejected as solid fragments.
• C)Bombs are guided to Earth by laser beams; blocks fall anywhere.
• D)Blocks are broken fragments of solid rocks; bombs have smaller sizes than lapilli.

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