A balloon is fitted over the open end of a glass beaker that contains water. The beaker is placed over a flame, which heats the water. At the same time,
the balloon is squeezed, so that it deflates. What are the correct signs for the
heat and work changes to the beaker and balloon system?
A. -Q, +W
B. -Q, -W
C. +Q, +W
D. +Q, -W

a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be? a long strand of spaghetti is folded once. if this is cut 20 times, how many pieces of spaghetti will there be?

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i think if it were me i whould divide 300 dide 15

step-by-step explanation: