instruction:
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:
Question: Gerald laid down many rock layers. The layers on the bottom level were likely laid 
 Answer: first
answer:
Lower rock layers were laid down earlier, so they are assumed to contain older fossils.


question:
Question: When the ocean has waves far apart they have 
 Answer: less energy
answer:
Waves with shorter wavelengths have more energy.


question:
Question: If the mass of an object gets smaller what will happen to the amount of matter contained within it? 
 Answer: gets smaller
answer:

The greater the mass of an object, the more matter it contains.