Fact 1: Flowing water can slowly dissolve carbon in sedimentary rock. Fact 2: Limestone is a type of sedimentary rock. Given the two facts above, flowing water from a mountain can dissolve carbon in what kind of rock?
OPTIONS:
- magma
- loose soil
- loose dirt
- precipitation
- pumice
- limestone
- wind and rain
- andesite

Answer: limestone

Question: Fact 1: Skin is used for protecting the body from harmful substances. Fact 2: Skin is the body's largest organ. Given the two facts above, what can protect the body from harmful substances?
OPTIONS:
- the body's largest organ
- layers of fat
- Electric devices
- bones
- sunburns
- hard outer covering
- deoxyribonucleic acid
- muscle
Answer: the body's largest organ

input with options: Fact 1: Testosterone stimulates the reproductive organs to develop into male organs. Fact 2: If testosterone is present, male external genitalia develop b. Given the two facts above, what is formed when testosterone is present?
OPTIONS:
- competition
- Male genitalia
- Female genitalia
- layers of fat
- Downs syndrome
- Mental retardation
- fur and fat
- Chemical energy
output: Male genitalia

Q: Fact 1: An automobile engine transforms chemical energy into mechanical energy. Fact 2: One classic example is the 4.1L Cadillac engine. Given the two facts above, what converts chemical energy into mechanical energy?

OPTIONS:
- Something made by Apple
- Something made by Cadillac
- animal transport
- Something made by DuPont
- some invertebrates
- Riding a bike
- transportation technology
- Something made by Dow

A: Something made by Cadillac

input: OPTIONS:
- arthropods
- aerobic capacity
- annelids
- protozoa
- Veins and arteries.
- backbone and jaw
- sensory neurons
- four limbs Now, answer this question: Fact 1: Vertebrate chordates have a backbone. Fact 2: Jaws appear within the vertebrates. Given the two facts above, what characteristics do chordates have? ?
A:
output: backbone and jaw

Question: Fact 1: Thick fur can be used for keeping warm. Fact 2: If Arctic foxes are in too cool weather, they warm up by their thick fur. Given the two facts above, how do foxes warm up?
OPTIONS:
- ligt
- coat
- fur
- skin
- two
- water
- fats
- air
Answer:
fur