Ionization energy is the minimum energy required for an atom or molecule to lose an electron.

This park is an energy spot for the local people.

This park is known as a local energy spot.

The heat is intense today, it's hard to go outside.

His passion for music is incredible.

The Solar System is composed of eight planets, including Earth.

We installed solar batteries on the roof of our house.

Solar wind affects the Earth's magnetic field.

He was reading a book about the ancient Egyptian sun god.

A solar day is the time it takes for the Earth to orbit around the Sun.