biology
geology
physics
astronomy
chemistry
100

the main organ of the central nervous system

what is the brain?

100

a rock that is formed from cooled lava/magma

what is igneous?

100

the force which attracts objects of mass to other objects of mass

what is gravity?

100

the 3rd planet from the sun

what is the earth

100

the building blocks for all matter

what are atoms?

200

the powerhouse of the cell

what is the mitochondria?

200

an igneous rock formed from lava touching water and cooling quickly

what is obsidian?

200

a famous equation explaining that energy is equal to mass times the speed of light squared

what is e=mc2?

200

must be orbiting a star; must be massive enough to become a sphere; must clear its orbit of objects of larger mass

what is a planet?

200

the chemical symbol for water

what is H2O?

300

a section of DNA that codes for one protein

what is a gene?

300

the giant chunks of rock that continents sit on

what is a tectonic plate

300

an object in motion will stay in motion unless acted upon by an outside force and an object not in motion will stay out of motion unless acted upon by an outside force.

what is newtons law of motion?

300

these planets can rain diamonds

what are Uranus and neptune?

300

these 118 types of atoms are combined to make every molecule

what are elements?

400

the organelle that is the "garbage man" of the cell

what is a lysosome?

400

the cause of tsunami's

what is an earthquake?

400

energy can not be created or destroyed

what is the 2nd law of thermodynamics?

400

the only dwarf planet in the asteroid belt

what is ceres?

400
this measurement system measure how acidic/alkaline a substance is

what is PH?

500

the chart used to show biological relations and genetic diseases

what is a pedigree chart?

500

the movement of land upwards into mountains because of tectonic plates

what is tectonic uplift?

500

the part of the electromagnetic spectrum in the middle that is visible to the human eye

what is visible light?
500

these 5 dwarf planets are the only ones classified as such in our solar system

what are ceres, pluto, haumea, makemake, and eris?

500

this state of matter is what happens when electrons are stripped from their atoms.

what is plasma?