Fact 1: Viruses are not cells. Fact 2: Examples include influenza, rabies, HIV, and Herpes viruses. Given the two facts above, what are not cells?

OPTIONS:
- blood
- fossils
- rabies
- an object
- tissue
- barnacles
- skin
- bacteria

Answer: rabies

Fact 1: Avalley is formed by a river flowing. Fact 2: And the fourth river is the Great River, the river Euphrates. Given the two facts above, what does the Euphrates form?

OPTIONS:
- erosion
- a solute
- a hurricane
- Bodily water
- a valley
- Sediment
- ancient ruins
- a mountain

Answer: a valley

Fact 1: Pressure receptors are found mainly in the skin. Fact 2: Skin pressure receptors announce that the feet are on the ground or the buttocks are on a chair. Given the two facts above, what does the receptors on the epidermis detect and tell your feet or buttocks they are touching?

OPTIONS:
- wavelengths and photons
- temperature
- heat or cold
- Pressure recpetors
- light energy
- rays or beams
- refraction of light
- energy of moving objects

Answer: Pressure recpetors

Fact 1: Sedimentary rocks are formed by deposition. Fact 2: Limestone is a type of sedimentary rock. Given the two facts above, which rock is formed by deposition?

OPTIONS:
- soft soil
- barrel-shaped
- rivers
- Limestone
- calcite
- In sediment
- Sand dollars
- coral reefs

Answer:
Limestone