Which statement is FALSE ? 1. Granite is a felsic intrusive rock and basalt is a

Question

Which statement is FALSE ? 1. Granite is a felsic intrusive rock and basalt is a mafic extrusive rock 2. Extrusive volcanic rocks have small crystals because they cool fast 3. Plutonic is another word for intrusive 4. Granite is a plutonic intermediate rock 5. Magma intrusions in Hawaii are likely to be hotter than granitic magma Which statement is FALSE ? 1. Granite is a felsic intrusive rock and basalt is a mafic extrusive rock 2. Extrusive volcanic rocks have small crystals because they cool fast 3. Plutonic is another word for intrusive 4. Granite is a plutonic intermediate rock 5. Magma intrusions in Hawaii are likely to be hotter than granitic magma

Explanation / Answer

1.True

Granite is a felsic ,coarse grained intrusive rock and basalt is a fine grained a mafic extrusive rock .

2.True

Extrusive volcanic rocks have small crystals because they cool fast and they form at the surface.

3.True

Plutonic rock is another word for intrusive igneous rock.

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