BELL WORK INSTRUCTIONS (1)T AKE OUT A PIECE OF PAPER AND PENCIL FOR THE BELL WORK (2)P LACE YOUR I P AD ON THE DESK FACE DOWN (3)G ET OUT OTHER MATERIALS.

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BELL WORK INSTRUCTIONS (1)T AKE OUT A PIECE OF PAPER AND PENCIL FOR THE BELL WORK (2)P LACE YOUR I P AD ON THE DESK FACE DOWN (3)G ET OUT OTHER MATERIALS FOR TODAY ’ S CLASS - such as HOMEWORK, SOMETHING TO TAKE NOTES, etc. (4) B E READY WHEN THE BELL RINGS – THAT ’ S WHEN THE CLOCK STARTS (5) P ASS IN THE BELLWORK WHEN THE TIMER GOES OFF. T HIS DOES NOT MEAN THAT IT IS TIME TO CHAT!!!!!! (6) T URN IN YOUR HOMEWORK AND BE ATTENTIVE FOR CLASS.

BELL WORK #7: TUESDAY October 27, 2015 “5 minutes for 5 points” (1)W HAT ARE THE FOUR MAGMA TYPES ? (2)N UMBER THE MAGMA TYPES IN ORDER OF CRYSTALLIZING FIRST ( AT HIGHEST TEMPERATURES ) TO LAST, BASED ON THE B OWEN REACTION SERIES (3)W HAT ARE THE NAMES OF THE 3 FAMILIES OF IGNEOUS ROCKS ? (4)W HAT ARE TWO MORE NAMES OF IGNEOUS ROCKS ( NOT GIVEN IN #3)? (5)W HAT ARE THREE FACTORS USED TO CLASSIFY IGNEOUS ROCKS ?

BELL WORK #7: TUESDAY October 27, 2015 ANSWERS (1)What are the FOUR MAGMA TYPES? (see#2) (2)Number the MAGMA TYPES in order of crystallizing first ( at highest temperatures ) to last, based on the Bowen reaction series: - (1) Ultramafic; (2)mafic; (3) intermediate; (4)felsic (3)What are the names of the 3 FAMILIES of igneous rocks? - Gabbro; Diorite; Granite

BELL WORK #7: TUESDAY October 27, 2015 ANSWERS Continued (4) What are two more names of igneous rocks (not given in #3)? -MANY choices, including (and there’s more): peridotite; kimberlite (from ultramafic magma) scoria; basalt (from mafic magma) andesite (from intermediate magma) obsidian; rhyolite; pumice (from felsic magma) (5) What are three factors used to CLASSIFY IGNEOUS rocks? - composition; texture; formation process (intrusive vs. extrusive)