PoS 25: Atoms to Galaxies

Front

What was the first mammal sent into space?

Back

Rhesus monkey.

Front

Who discovered nuclear fission and won the 1944 Nobel Prize in Physics?

Back

Otto Hahn.

Front

Who proposed the heliocentric model of the Solar System?

Back

Nicolaus Copernicus.

Front

What phenomenon led Albert Einstein to win the Nobel Prize in Physics in 1921?

Back

Photoelectric effect.

Front

What is the chemical symbol for mercury?

Back

Hg.

Front

What is the significance of the heliocentric model?

Back

It placed the Sun at the center of the Solar System, changing the understanding of planetary motion.

Front

What is nuclear fission?

Back

The process of splitting a heavy atomic nucleus into smaller nuclei, releasing energy.

Front

What is the photoelectric effect?

Back

The emission of electrons from a material when it absorbs light.

Front

What does E=mc² represent?

Back

The equivalence of mass and energy, formulated by Albert Einstein.

Front

Who is known as the father of modern astronomy?

Back

Nicolaus Copernicus.