Posttest

A.write TRUE if the statement is correct and if the statement is incorrect change the underlined word to make it true..

_________1.viscosity is the measure of how well a liquid is able to flow.
_________2. The higher the silica content the more explosive the eruption is.
_________3. The lesser the dissolved gas content the_less viscous the lava.
_________4. Viscosity depends on silica content, temperature of the lava relative to
the cooler temperature at which it solidifies and gas dissolved in magma.
_________5. A magma filled with tiny gas bubbles marks a more violent volcanic
eruption.
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