Q: What is the density of a 64-g iron cube that displaces 8 mL of water?

OPTIONS:
- 512 g/mL
- 32 g/mL
- 8 g/mL
- 4 g/mL
A: 8 g/mL
Q: Vinegar and water are placed in a container and stirred. What is formed when they are mixed?

OPTIONS:
- gas
- solid
- solution
- compound
A: solution
Q: Shale is a sedimentary rock that can be metamorphosed into slate by

OPTIONS:
- cementation.
- chemical weathering.
- sedimentation.
- increased pressure.
A: increased pressure.
Q: Which characteristic is found ONLY in mammals?

OPTIONS:
- eyes that detect color
- glands that make milk
- skin that absorbs oxygen
- bodies that are protected by scales
A:
glands that make milk