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is the use of reliable knowledge for a practical purpose.
is the study of the natural world through observation and experimentation.
What is the use of reliable knowledge for a practical purpose

Can someone me with 1 to 4 plz. fast

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.