Science Scramble! Crossword

A force that keeps us on the earth without floating away
The smallest amount of many forms of energy
A number of timelines that occur at the same time
The joining of two nuclei
The smallest particle of a chemical element that can exist
The centre of an Atom
A state in which opposing forces are balanced
The gases surrounding our planet
A swirling in the sky that is theorised to take you to an alternate universe
The glowing inside an object
Is a unit of length for Physics
A system of billions of stars with gas and dust
A fundamental force that helps hold matter together
Everything is it, it is everything...
The galaxy that contains our Solar System
A hole in the ground, mainly made by meteorites or explosions
Something that consists of a number of universes
A tiny portion of matter
The combining of two or more atoms
The emission of energy as waves or particles