A caldera viscous or acidic lava plugs the vent of a volcano this leads to violent eruptions this causes the crater to be blown off the top of the volcano subsides or collapes forming a basin shaped depression.called a caldera .hope this helps
Answer:
THE DIFFERENT METHODS OF FERTILIZER APPLICATION ARE AS FOLLOWS:
1. BROADCASTING
2. PLEACEMENT
3. STARTER SOLUTION
4. FOLIAR APPLICATION
5. APPLICATION THROUGH IRIGATION WATER(FERTIGATION)
6. INJECTION INTO SOIL
7. AERIAL APPLICATION.
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Answer:
3.5 in fraction form is 7/2 or 35/10.