Radiation can affect living cells. Which of the following uses of radiation is a non-example of this fact? A. Treatment of cancer
B. Dating fossilized stone
C. Preservation of fresh fruits
D. Sterilization of medical equipment

Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?

Consider a file currently consisting of 200 blocks. assume that the file control block (and the index block in the case of indexed allocation) is already in memory. calculate how many disk i/o operations are required for contiguous, linked, and indexed (single-level) allocation strategies, for each of the conditions listed below. in the contiguous-allocation case, assume that there is not room to grow at the beginning but there is room to grow at the end. also assume that the block information to be added is stored in memory.

What electron configurations do atoms usually achieve by sharing electrons to form covalent bonds?