The flow of carbon in an ecosystem is similar to the flow of energy in an ecosystem. true or false? a. true; carbon and energy both cycle through an ecosystem. b. true; carbon and energy both flow through an ecosystem in one direction. c. false; carbon cycles and energy flows in a direction through the ecosystem.

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils

In the particles are arranged in a regular, repeating pattern. a)a crystalline liquid b)a crystalline solid c)all gases d)all solids

Which compound contain an iron with a 3+ charge