Definitions of all units

Flame test

Used to identify the presence of metal ions in a compound

Ionic charge

An atom or molecule with a net electric charge due to gaining or losing electrons or creating an imbalance with their protons

Atomic mass

The total mass of an atom

Atomic number

The unique count of protons un the nucleus of an atom defining the element

Changes of state

Physical trans formation where matter shifts between solid, liquid, gas, due to adding or removing heat energy

Combustion

A rapid high temperature chemical reaction where a fuel reacts with an oxidant to produce heat, light and oxidized products Like carbon dioxide and water

Physical change

A change form like melting ice but not substance

Chemical change

How a substance reacts to form new substances

White dwarf

A small hot dim star created by the remaining material that is left when a red giant dies

Red giant

A larger, redder star near the end of its cycle with a mass that is equal to or smaller then that of the sun

Gravity

An invisible force that pulls objects with mass towards each other

Nebula

A massive cloud of in stellar gas and dust, the beginning of a star

Super nova

A stellar explosion that occurs at the end of a massive stars life

Neutron star

An extremely dense star made up of tightly packed neutrons

Pulsar

An extra terrestrial source of radiation that has short bursts of radio emission

Nuclear fusion

The process whete two light atomic nuclear combine to form a single heavier nucleus

Constellation

A pattern of a star that is recognized to a mythological idea

Super red giant

Near the end of its cycle that is 10 times larger then that of the sun

No till farming

Decreases the amount of soil erosion, and Increases the amount of water that infiltrates the soil. Improves soil levels of organic matter and nutrient cycling

Core

Nuclear fusion happens

Convective zone

Energy moves by convection

Radiative zone

Energy moved outward as radiation

Corona

Outer atmosphere

Photosphere

Visible surface

Solar flare

Burst of energy

Chromosphere

Thin glowing layer

Big bang theory

The universe started 13.8 billion years ago