Answer:
This is specifically related to you, but in the most part, I would think that we eat different foods than in the Stone Age, because we have livestock and plants from farms; but it could be different for you.
Hope this helps, have a great day/night, and stay safe! Also sorry i'm late with the answer.
Answer:
Mnemonic devices help learning easier by coming up with some "nonsense" phrases like:
Please P Parenthesis
Excuse E Exponents
My M Multiplication
Dear D Division
Aunt A Addition
Sally S Subtraction
(Just an example)
Some might be more effective than others because they ae easier to remember.
A microscope, I hope this helps you :)
Its a type of pottery that's used for storing oils such as olive oil.