Which of the following is NOT a correct conversion factor? 1 cm = 0.01 m

1 km = 1000 m

1 cm = 100 m

1 dm = 0.1 m ​

what is the general relationship between a galaxy's distance from earth and its speed?

the answer is:

the farther away a galaxy is from us, the faster it is moving away from us.

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.