Which energy source is the most used in the United States today? OA nuclear
OB. solar
OC. coal
OD. petroleum

Which statement is a physical property? becomes moldy quicklyeasy to digestconducts electricity poorlydoes not burn

Introducing minvasive species to an ecosystem results in an increase in biodiversity is it true or false

Use the drop-down menus to match each part of the scenario to the correct scientific practice. akira records the speed of a reaction without a catalyst and then with a catalyst. akira creates a reaction without a catalyst and repeats the reaction with a catalyst. akira turns in a written lab report to his science teacher. akira wonders, "will adding a catalyst speed up this chemical reaction? " akira writes in his notes that adding a catalyst sped up the chemical reaction because the catalyst lowers the activation energy needed to get the reaction started.