Answer:
B) resistance
Explanation:
the resistance of a wire is proportional to its length, and inversely proportional to its cross-sectional area.
A.is an example of decomposition reaction.
Answer:f 30
Explanation: I am not really sure but try this
<span>Glass is transparent meaning light passes through it and therefore you can see through it, but some light reflects back and if the surface is very smooth as glass often is then the light reflected back can be seen as a reflected image.</span>
This depends on the original mass of the object having its mass doubled and the the original distance before the distance was tripled.