Fact 1: Temperature falls from lower to higher altitudes. Fact 2: Temperature values are in degrees celsius. Given the two facts above, what falls from lower to higher altitudes?

OPTIONS:
- gravity
- colder and wetter
- water vapor
- kinetic energy
- density
- degrees Celsius
- heat energy
- altitude

Answer: degrees Celsius

Fact 1: Adelta is formed by deposition of sediment at the mouth of a river by water fanning out. Fact 2: Sand is an example of a clastic sediment. Given the two facts above, deltas are formed by deposition of what at the mouth of a river by water fanning out?

OPTIONS:
- air
- water
- salt
- ice
- soils
- sand
- rocks
- barrel

Answer: sand

Fact 1: Aplant requires photosynthesis to grow. Fact 2: Carbohydrates in plants are formed by photosynthesis. Given the two facts above, what are formed in plants?

OPTIONS:
- hydrogen and oxygen
- coded genes
- nucleus of a cell
- Carbohydrates
- Organic compounds
- circulatory systems
- organic molecules
- tiny polyps

Answer: Carbohydrates

Fact 1: Amirror is used for reflecting light. Fact 2: LEDs are an ideal light source. Given the two facts above, what is a mirror used for reflecting?

OPTIONS:
- density
- Large.
- gravity
- fibers
- LEDs
- eyes
- Glass
- air

Answer:
LEDs