Geology
Biology
Chemistry
Physics
Astronomy
100
This is the top layer of the earth.
What is the crust?
100
Biology is the study of this.
What is life?
100
This is the most basic unit of an element.
What is an atom?
100
This is a supernova with inescapable gravity.
What is a black hole?
100
The Earth orbits this every 365 days.
What is the Sun?
200
Igneous, sedimentary, and metamorphosis are types of this.
What is rock?
200
This is the smallest unit of life.
What is a cell?
200
Chemical elements are organized in this diagram.
What is the Periodic Table?
200
He was hit on the head with an apple and discovered gravity.
Who is Newton?
200
This is Earth's only natural satellite.
What is the moon?
300
These are the only trace of dinosaurs left.
What are fossils?
300
This is the largest level of taxonomic organization.
What is domain?
300
This elements is one electron orbiting one proton.
What is hydrogen?
300
Screws and inclined planes are examples of these.
What are simple machines?
300
This was a big explosion that created the Universe 14 billion years ago.
What is the Big Bang?
400
The Earth's crust is broken up along these.
What are fault lines?
400
Charles Darwin discovered this process while exploring the Galapagos.
What is evolution?
400
These are the three particles that make up atoms.
What are protons, neutrons and electrons?
400
This German physicist came up with special and general relativity.
Who is Einstein?
400
This was the first artificial satellite.
What is Sputnik?
500
He developed the idea of sea floor spreading.
What is Harry Hess?
500
This element forms the backbone of organic molecules.
What is carbon?
500
These are the two types of chemical bonds that can form between atoms.
What is covalent and ionic?
500
The spectrum measures waves, including radio waves and gamma rays.
What is the electromagnetic spectrum?
500
This large area of dust is one light-year from the Sun.
What is the Oort Cloud?
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