Question

In ancient times, alchemists believed that gold could be made from lead. Modern scientists believe that it is impossible to transform lead into gold. What best accounts for these different opinions?

experiments provide fresh evidence for new interpretations

scientific theories change with changes in properties of matter

scientists come up with different hypotheses without enough evidence

scientists propose different hypotheses to include all the scientific possibilities

Answer 1

experiments provide fresh evidence for new interpretations

in the past they did not know about chemical reactions. they did not know atoms existed

now we know that atoms exist, and they cannot change through chemical reactions.

Answer 2

so whats the answer?

Answer 3

can you spot the answer?

Answer 4

d?

Answer 5

Whether this is true or a (nuclear) myth, worth a quick read...

http://www.chm.bris.ac.uk/webprojects2002/crabb/modern.html