1. A 2. B 5. B this is all I know hope it helps
<span>The addition of a catalyst to a chemical reaction provides an alternate pathway that c</span>atalysts lowers the activation energy.
D: urethra
20 characters necessary for answer so that's what this typing Is for
Answer :
A car stopped at the top of a hill
Explanation :
Definition of potential energy : energy stored that depends upon the relative position of various parts of a system