Covalent bond is between: metal and metal metal and non-metal non-metal and non-metal gas and liquid

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

How can the number of core electrons be determined from the periodic table

Moving force of air flows from areas of high pressure to areas of low pressure true or false