4. Most metallic ores are produced by which two types of processes? (1 point)
cementation and compaction
igneous and metamorphic
igneous and sedimentary
metamorphic and sedimentary
5. Which of the following nonmetallic mineral resources is used both as a building material and as an industrial mineral? (1 point)
sulfur
limestone
graphite
corundum
6. What is one of the drawbacks to the extensive use of solar energy? (1 point)
It is nonrenewable.
Necessary equipment and installation are expensive.
It is available only at night.
Its use produces pollution.
cementation and compaction
igneous and metamorphic
igneous and sedimentary
metamorphic and sedimentary
5. Which of the following nonmetallic mineral resources is used both as a building material and as an industrial mineral? (1 point)
sulfur
limestone
graphite
corundum
6. What is one of the drawbacks to the extensive use of solar energy? (1 point)
It is nonrenewable.
Necessary equipment and installation are expensive.
It is available only at night.
Its use produces pollution.