Remember that a controlled variable is a variable that stays the same thoughout the experiment.
it wouldn't be a. because two different wires were used
the final length of the wax would be your dependent variable, so it wouldn't be c.
the thermal conductivity is the independent variable so it isn't d.
the original length of the wax was the same for both.
So B is your answer.
B.latitude i belive this is the awnser
but i could be wrong sorry in advanced if i am
Answer:
The Theories of Organic Evolution explains convincing the origin of life. It also explains how the wide variety of plants and animals came into existence in the world. According to this theory, the world has been evolved and not been created.
Explanation:
Nasa because they have more tools and are better equiped and trained to find galaxies than anyone .
