J.J. Thomson conducted an experiment with cathode ray tubes and in the process discovered this subatomic particle.
What is an electron?
Phase, sheen, density, and opacity are all examples of this elemental property.
What is a physical property?
When a medium or large mass star dies, this extremely energetic explosion can result.
What is a supernova?
This motion between the North American and Pacific plates provides support for the theory of Plate Tectonics.
What is scraping?
These sensory organs function as an exposed extension of your brain.
What are eyeballs?
The Bohr Model of the Atom was replaced because it predicted incorrect atomic spectra for all of the elements except this one.
What is hydrogen?
Dmitri Mendeleev organized his periodic table primarily on this basis.
What are chemical properties?
Despite being the second closest planet to the sun, Venus has the highest surface temperatures in our solar system due to this natural process.
What is the greenhouse gas effect?
This semi liquid layer comprises the bottom of the crust and the uppermost layer of the mantle.
What is the asthenosphere?
If you were to fall into this stellar remnant, you would be stretched apart in a process known as spaghettification.
What is a black hole?
Ernest Rutherford's experiments with gold foil led him to add these two new characteristics to his Solar System Model of the Atom.
What are orbital levels and a nucleus?
The periodic table of elements is organized primarily on this basis.
What is increasing atomic number (physical properties)?
This jovian planet is known for having the fastest winds in our solar system.
What is Neptune?
Due to their transverse motion, these waves are unable to travel through the Earth's outer core.
What are S. waves?
This marine invertebrate ejects its stomach to cover the edible parts of its prey and begins digestion externally.
What is a starfish?
This mechanism was used in Bohr's Model of the Atom to explain the emission of photons (light).
What is the transition of electrons between orbital levels?
This would be the resulting entity if nitrogen were to lose two of its electrons.
What is a positive ion with +2 charge?
The Milky Way Galaxy is currently set on a crash course with this neighboring galaxy.
What is the Andromeda Galaxy?
This geological phenomenon retains a record of past magnetic pole reversals at the bottom of the ocean.
What is sea-floor spreading?
This pathogen infects tropical ants, forcing them to clamp their jaws onto leaves in a death grip while the pathogen breaks out of their skulls.
What is Ophiocordyceps unilateralis (Zombie-ant Fungus)?
Louis DeBroglie determined that matter does this when passing through a small opening.
What is diffraction?
The discovery of this element in 1879 supported Mendeleev's hypothesis that elements should be arranged periodically.
What is scandium?
This celestial object makes up 99.83% of our solar system's mass.
What is the sun?
In the year 1652, this Archbishop used biblical history to determine that the Earth was created at 9:00 am on October 23rd, 4004 BCE.
Who was James Ussher?
This virus infects and replicates within bacteria, and has been suggested as a possible alternative to antibiotics (and their awesome looking to boot!).
What is a bacteriophage?