This is the hardest natural substance found on earth
Diamond
This many megabytes is in one gigabyte
1000 Megabytes
A complex rear-gearing mechanism that allows automobiles to turn
Differential
The term for a constant that multiplies a variable; in physics, there's a well-known one "of friction"
Coefficient
These are the three types of muscles in the human body
Skeletal, Cardiac, Smooth
This class of tree does not lose its leaves in the winter
Evergreen
It is an instrument that measures ground displacement and shaking caused by quakes, volcanic eruptions, and explosions
Seismograph
An assembly of interconnected components arranged to transmit or modify force in order to perform useful work
Machine
The red line can be called this kind of line
Tangent Line
You've got about 300 million alveoli in these organs
The Lungs
The supercontinent Pangea no longer exists due to this phenomenon
Continental Drift
This satellite tech was initially developed to be used exclusively by the US military, but was later opened to the public globally in 1983 with strict regulation
GPS
This component has an ideally zero resistance in one direction, but an ideally infinite resistant in the other direction
Diode
It's the term for the ratio of the circumference of a circle to its diameter
Pi
Rusting & photosynthesis are basic examples of these reactions, a word combining oxidation & reduction
Redox Reaction
In mitosis, a parent cell gives birth to 2 identical cells; but in this other process, one cell divides into 4, each with half its chromosomes
Meiosis
Introduced in the mid-1400s, this invention revolutionized the spread of information and heavily influenced the rapid progression of human ideas & thought in the centuries to come
Printing Press
Nail clippers, taking advantage of a fulcrum and lever, can be classified in this class type of lever
Second Class Lever
Abbreviated log, it's the exponent to which a base must be raised to produce a certain number
Logarithm
Anatomically, the navel is the site where this was once attached
Umbilical Cord
The phenomenon that causes the frequencies of distant galaxies to shift red or blue, according to their velocity; (it's the same phenomenon that distorts the sound of a moving ambulance)
The Doppler Effect
This was a secret operation during WWII, in which J. Robert Oppenheimer led a team of physicists to build and test the first atomic bombs
The Manhattan Project
It is a phenomenon where a system vibrates at its natural frequency when a dynamic force acts upon it
Resonance
This is a geometric shape with an infinitely complex pattern that repeats itself at any scale
Fractal
Deep in the Mariana Trench, you'll find this octopus named for a certain film pachyderm
Dumbo