Star and Big Bang Review

Front

What is the coldest type of star?

Back

Red Star

Front

What is true about the movement of galaxies?

Back

Galaxies are moving away from each other.

Front

What state of matter makes up most of the sun?

Back

Plasma

Front

Which layer of the sun is visible during a solar eclipse?

Back

The corona

Front

What is the Cosmic Microwave Background (CMB) radiation?

Back

The remaining energy from the big bang.

Front

What is a star?

Back

A massive, luminous sphere of plasma held together by gravity.

Front

What is the Big Bang Theory?

Back

The leading explanation for the origin of the universe, stating it began from a singularity and expanded.

Front

What is a galaxy?

Back

A system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity.

Front

What is the difference between a red giant and a white dwarf?

Back

A red giant is a large, luminous star in a late stage of evolution, while a white dwarf is a small, dense remnant of a star that has exhausted its nuclear fuel.

Front

What is nuclear fusion?

Back

The process by which two light atomic nuclei combine to form a heavier nucleus, releasing energy.