Loading question...
You are in free guest mode. Timed Practice Revision List Attempt History Progress Tracking Create a free account to unlock these tools
Prev Next
Practice Listening: Fill in the Blanks (Type In) ID: #46358 Short Geologists
Instructions
* Fill in the missing words into the blank fields
Geologists    worldwide    think    that    almost    all    diamonds    in    commercial    diamond    deposits    were    assembled    in    the    mantle    and    because    of    volcanic    they    move    towards    the    surface    after    tearing    through    the    mantle.    For    the    of    natural    diamonds,    very    high    temperatures    and    are    required.    This    is    approximately    2000    degrees    Fahrenheit    or    1050    degrees    C.    This    cannot    be    found    anywhere    on    the    Earth,    except    at    a    depth    of    about    150    kilometers    the    earth's    surface.    The    types    of    eruptions    which    have    caused    these    have    never    been    by    scientists    to    date.

Result:

With a free account: Retry and compare every attempt.
Be the first! No community answers here yet — submit yours and help others learn.
Saving...