Help me please I wrote some but I am still stuck

Prompta snowboarder stands at the top of a hill and decides to see if he can increase his speed on his next trip down the slope.describe one thing the snowboarder could do to incrlase his speed on the slope. explain why this would cause his speed toincrease relate one of newton's laws to this problem.

An object has a weight of 500 on earth what is the mass of this object

What is special about a dc circuit ?