How did the potential energy of the two vehicles change? Did the potential energy of one vehicle change more than the other? Why do you think so?

The shaping always moves forward. even if the progress breaks down you have to take a step back before moving forward again but there is no such thing as backward shaping

Answerit was located on high ground above the river

The equal protection clause, is part of the 14th amendment to the united states constitution,the clause, which took effect in 1868 provides that no state shall deny to any person within its jurisdiction "the equal protection of the lawthe equal protection clause states that citizens are protected equally under the law