Answer the following question given this paragraph: Pure metals may be less useful than mixtures of metals, called alloys. Examples of alloys include steel, bronze, and brass. Q: Steel, bronze, and brass are examples of what? A:
OPTIONS:
- oxides
- compounds
- chemicals
- alloys

Answer: alloys

Answer the following question given this paragraph: Learned behavior is behavior that occurs only after experience or practice. Q: What kind of behavior occurs only after experience or practice? A:
OPTIONS:
- memory
- instinctive behavior
- juvenile behavior
- learned behavior

Answer: learned behavior

Answer the following question given this paragraph: Chemical sedimentary rocks form when crystals precipitate out from a liquid. The mineral halite, also called rock salt, forms this way. You can make halite! Leave a shallow dish of salt water out in the Sun. As the water evaporates, salt crystals form in the dish. There are other chemical sedimentary rocks, like gypsum ( Figure below ). Q: What are formed when crystals precipitate out from a liquid? A:
OPTIONS:
- diamonds
- additive sedimentary rocks
- gaseous sedimentary rocks
- chemical sedimentary rocks

Answer:
chemical sedimentary rocks