Tset 2
Which of the following volcano is the MOST VIOLENT volcano?
Compsite volcano
Phaneritic
Visible or coarse crystal texture is also known as _________?
Which of the following Intrusive plutonic rock below is a dike?
discordant and cuts across seditmentary rocks
Which of the following below is NOT a physical weathering?
dissolution
Calderas also form when pyroclast deposits at the summit of the volcano put weight onto emptied magmatic chamber below, summit collapses and caldera forms
false
Lowering pressure requires higher temperatures to melt the mineral.
false
Mixtures of minerals melt at lower temperatures.
false
5-In which igneous rock type the amount of Na Plagioclases is NEARLY equal to Ca Plagioclases?
felisic
High energy environment is characterized by ---------------------
mud
Chose the best option below used during chemical weathering
oxygen and water
Viscosity is -------------------to flow
resistance
During transgression of the sea, the sea level will______________
rise
In a transgressive rock sequence -------------------------------
sand is covered wth mud and mud is covered with limestone
Which of the following does NOT help geologists in finding oil?
texture of magmetic rock
When magma has less water (gases) and less silica (basaltic), it will not create Pyroclasts.
true
Sedimentary rock have
two processes to form sediment the Clastic and Chemical Sediment.
Sticky, plastic and squashed hot ash and lapilli mixture forms which of the igneous rock below?
welded tuff