Biology
Chemistry
Physics
Geology
Astronomy
100

The process by which cells divide to produce two identical daughter cells.

Mitosis


100

The chemical formula for table salt

NaCl

100

The force that opposes motion between two surfaces in contact

Friction

100

Rock formed from hardened lava or magma.

Igneous Rock

100

The planet closest to the Sun

Mercury

200

This molecule stores genetic information in all living organisms

DNA

200

The element with atomic number 6

Carbon

200

Speed with direction is called?

Velocity

200

The process that breaks down rocks into smaller pieces by water, wind, or ice

Weathering

200

The natural satellite of the Earth

Moon

300

The type of transport where substances move from high to low concentration without energy

Passive Transport (Diffusion/Osmosis)

300

A reaction that releases heat to the surroundings

Exothermic

300

Energy an object has due to its motion

Kinetic Energy

300

The supercontinent that existed millions of years ago

Pangaea

300

A group of stars, gas, and dust bound together by gravity.

Galaxy

400

These blood cells help the body fight infections

White Blood Cells

400

The particle in the atom with a negative charge

Electron

400

The distance light travels in one year is called?

Lightyear

400

The Earth’s outermost solid layer.

Crust

400

The phenomenon when the Moon blocks the Sun’s light.

Solar Eclipse

500

The process by which organisms better adapted to their environment survive and reproduce

Natural Selection

500

The process in which a solid changes directly into a gas

Sublimation

500

The principle stating for every action, there is an equal and opposite reaction.

Newton's Third Law

500

The scale used to measure the strength of an earthquake

Richter Scale

500

The theory explaining the origin of the universe from a single point

Big Bang Theory