*Question*
Q: When the helium is gone, the stars become what? Choices: - comets - yellow dwarfs - red giants - white dwarfs A:
**Answer**
white dwarfs

*Question*
Q: What forms when a solute dissolves in a solvent? Choices: - chemical - gas - liquid - solution A:
**Answer**
solution

*Question*
Q: Some soil water can flow through easily. what kind of soil is this? Choices: - Stationary - porous - dense - permeable A:
**Answer**
permeable

*Question*
Q: Which process changes rocks by heat and pressure? Choices: - sediments - Changes - weathering - metamorphism A:
**Answer**
metamorphism