In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Question: Marie is rolling cards down a hill. She wants to know which cart will get to the bottom of the hill slower, an empty cart, or a full cart? The cart that will finish first will have a mass that is 
 Answer: lower
An object has greater momentum if it has greater mass, greater velocity, or both.

Question: Mike removes more and more resistors into his parallel circuit, which causes the total current strength to 
 Answer: decrease
As more resistors are added in parallel, the total current strength increases.

Question: Ian surfed a 6 foot wave. Tony surfed a 10 foot wave. The wave with the highest amplitude was 
 Answer: Tony's

The higher the crests of a wave are, the greater the amplitude.