wires number of
vibrations
wire 1 15
wire 2 12
wire 3 20
wire 4 25

the table shows the number of times metal wires vibrate per second when they are plucked one by one. which wire produced the sound with the highest pitch? a) wire 1 b) wire 2 c) wire 3 d) wire 4

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.

it should have an internal chamber and two thermometers sticking out of the top. the internal chamber will also be closed off from the outside.