Space
Physicists
Volcanoes
Elements
Organelles
100

This Comet is the only period Comet, and takes between 74-75 years to complete its orbit. This Comet is also 9 miles long, and 5 miles wide, and visible to the naked eye. 

Halley's Comet 

100

This Physicist is known for the Theory of Relativity; E= mc squared 

Albert Einstein 

100

This volcanoes, is known for the AD 79 eruption, destroying Pompeii and Herculaneum 

Mount Vesuvius 

100

This element, is the most common element in Earth's crust, which is also element 8 on the periodic table. 

Oxygen 

100

This double-membrane bound organelle produces energy in the form of ATP, also known as the powerhouse of the cell. 

Mitochondria 

200

This galaxy, is the nearest one to the Milky Way and will collide with it in 4 billion years. 

Andromeda 

200

This physicist is known for his work on the Manhattan Project and is nicknamed the "Father of the Atomic Bomb" 

Robert Oppenheimer 

200

An organelle, found only in the plant cells, contains green pigment, and is the site of photosynthesis. 

Chloroplast 

300

This asteroid is the largest object in the asteroid belt, whose diameter is a quarter that of the moon. 

Ceres 
300

This Nobel winning physicist was the first person to create a self-sustaining nuclear reaction, and is buried In Chicago 

Enrico Fermi 

300

This membrane-bound organelle breaks down proteins, lipids, carbohydrates, and nucleic acids. 

Lysosomes 

400

This moon of Jupiter is known for being icy and for having an ocean on its surface. 

Europa 

400

This physicist was the first woman to win the Nobel prize in science, and the only person to win in two different sciences. She is known for her discovery of her radium and polonium 

Marie Curie 

400

This organelle is an important organelle of motility. This organelle are short, hair-like projections. 

Cilia 

500

This is the farthest human-made object, entered the interstellar space in 2012 

Voyager 1 

500

This German Physicist, is the originator of the Quantum Theory, he is known for this constant, which shares his last name. 

(Max) Planck 

500

These paired organelles, which are not found in plant cells, are important in organizing the micro tubule spindle needed to move chromosomes during mitosis. 

Centrioles