What are the physical
environments to man

answer: to accurately look up a word in the dictionary, look at the letters until it comes close to the word, then on that page you will find it and learn the word. a dictionary will have words similar such as its synonyms and its roots, but also how to pronounce the word and it's roots. a dictionary is when making sure you're using the right word in a writing piece or just when you need clarification what the word is/means.

explanation: i hope this is as it is also self explanatory. have a wonderful day and i hope this you! < 3

antonyms have opposite meanings, and so do those two words, so they are antonyms.

answer:

key word they didn't invent oxygen.

discover-find (something or someone) unexpectedly or in the course of a search.

invent-create or design (something that has not existed before); be the originator of.