(Question)
If interstellar space contains electrons, atoms, and stars, then what contains electrons, atoms, and stars? Answer choices: - The atmosphere - the sun - nucleus of a cell - fossil fuels - oceans - interstellar space - objects that have mass - h2o
(Answer)
interstellar space

(Question)
If carbon dioxide in groundwater creates caverns, then which of the following added to groundwater creates caverns? Answer choices: - a solute - permineralization - calcite - storing water - flooding - salinity - carbon dioxide - heating liquids
(Answer)
carbon dioxide

(Question)
If fire converts energy into something people use for cooking, then fire converts energy into something people use for what? Answer choices: - survival - food - mating - exercise - removing - cooking - warmth - stealing
(Answer)
cooking