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

8 g/mL


Which kind of rock is produced by deposition and cementation?
OPTIONS:
- marble, a metamorphic rock
- sandstone, a sedimentary rock
- granite, an intrusive igneous rock
- pumice, an extrusive igneous rock

sandstone, a sedimentary rock


The heart, veins, arteries, and capillaries make up which organ system?
OPTIONS:
- reproductive
- muscular
- excretory
- circulatory


circulatory