Fauchard discovered that one of the main causes of dental cavities is this.
What is "eating too much sugar"?
100
When we refer to "fluids", we could be talking about either _________ or _________.
What is "liquids or gases"?
100
The phenomenon of pressure decreasing as the speed of a flowing fuid increases is known by this name.
What is "the Bernoulli Effect"?
100
Réaumur studied the way this insect builds its nest.
What is "the paper wasp"?
100
This is a question you ask that can show how changing one thing affects another thing.
What is "a testable question"?
200
These are already in our mouths and they feed on the sugar we eat, creating acid that attacks our teeth.
What are "bacteria"?
200
This is an example of a conductor.
What is "?"
200
Euler studied problems in this branch of science, which is the study of light and lenses.
What is "optics"?
200
In the 1700's, paper was made of this.
What is "cloth" (or cotton or rags)
200
This is the information you collect and consider before planning your experiment.
What is "research"?
300
This is the outermost layer of our teeth, and the hardest substance in the body.
What is "enamel"?
300
Bernoulli discovered that when a fluid is flowing and speeds up, the pressure inside the fluid does this.
What is "decreases"?
300
This is the name of a lens which has been designed to eliminate the separation of white light into colors.
What is an achromatic lens?
300
This is the name for the study of insects.
What is entomology?
300
Comte de Buffon thought the earth was originally part of this.
What is "the sun"?
400
This is the name for electric charges that stay in one place.
What is "static electricity"?
400
This is the name for any material that allows electric charges to move around inside it.
What is "a conductor"?
400
This is the term for the separation of white light into colors, especially at the edges of a lens.
What is "chromatic aberration"?
400
Euler studied this and used it to guide his design of an achromatic lens
What is "the human eye"?
400
Comte de Buffon was the first natural philosopher to do this without using the Bible as a source of information.
What is "calculate the age of the earth"?
500
This is the very center of the tooth, which holds the blood vessels that nourish the tooth, as well as the nerves which give it feeling.
What is "the root canal"?
500
This is an example of an insulator.
What is "?"
500
In flight, the air pressure on top of an airplane wing is ____________ than the air pressure below the wing. This gives the plane lift and allows it to fly.
What is "lower than"?
500
This is the name for when some animals regrow their missing limbs.
What is "regeneration"?
500
Comte de Buffon thought that this would take about 75,000 years.
What is "the length of time for the earth to cool down"?