Iwill give u brainlest plz ! what do active solar heat systems have that passive systems do not have? a. fans and pumps b. tubes for conducing heat c. areas to collect sunlight d. solar collectors

fans and pumps

Explanation:

answer is: naturally occurring solid, inorganic compound or element is mineral.

minerals usually have crystalline form, that means than crystal constituents (atoms, molecules or ions) are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions.

for example magnetite is a mineral of iron oxide (fe₂o₃).

calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (caco₃).

dolomite is an   carbonate mineral composed of calcium magnesium carbonate (camg(co₃)₂).

answer: i dont know the answer but this might

explanation:

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