Q: Fact 1: If an object in a fluid is more dense than that fluid then that object will sink in that fluid because of gravity. Fact 2: Water is usually the best fluid. Given the two facts above, an object will sink in what if it's more dense? | OPTIONS:
- water
- gravity
- calcite
- wood
- liquid
- rain
- outer space
- crust
A: water

Q: Fact 1: Soil erosion means soil loss through wind. Fact 2: Erosion is a substantial contributor to deterioration of soil quality. Given the two facts above, what can lead to a deteroriation in soil quality? | OPTIONS:
- rain
- spring
- heat
- fungi
- coal
- H20
- sugar
- Wind
A: Wind

Q: Fact 1: Nephrons are the structural and functional units of the kidneys. Fact 2: When kidney function is normal, creatinine is removed from the body by the kidneys. Given the two facts above, what is required to remove creatinine from the body? | OPTIONS:
- evaporation
- adding heat
- Dehydration
- sleep
- sweating
- nephrons
- glucose
- hydration
A: nephrons

Q: Fact 1: Tectonic plates being pushed together causes earthquakes. Fact 2: Plate Tectonics Movement of earth's surface reflects large scale convection of upper mantle. Given the two facts above, what could happen because of movement in the upper mantle? | OPTIONS:
- Earthquakes
- Water expanding
- Floods
- Wildfires
- erosion
- Tornados
- heating liquids
- Movement
A: Earthquakes