Light Elements & The Big Bang Theory

Front

Light Elements

Back

Chemical elements with low atomic numbers and atomic masses, such as hydrogen, helium, lithium, and beryllium (the first elements on the periodic table).

Front

The three components of an atom

Back

protons

neutrons

electrons

Front

The formation of elements; it occurred after the Big Bang.

Back

Nucleosynthesis

Front

The joining of protons and neutrons to form larger atoms

Back

Fusion

Front

The first two elements to form after the Big Bang

Back

Hydrogen and Helium

Front

Leftover energy from the Big Bang

Back

Cosmic Background Radiation

Front

Light energy is stretched into longer wavelengths by the expansion of the universe.

Back

Redshift

Front

Theory that states the Universe started as a singularity; rapid expansion began 14 billion years ago.

Back

Big Bang Theory

Front

Age of the Universe

Back

14 billion years

Front

Short wavelength light energy is given off when galaxies move toward one another

Back

Blueshift