The One and Only Universe Crossword Puzzle

QUESTIONS LIST:

• solar system: the sun and all the planets, moons, and other objects that orbit it.
• big bang theory: the scientific explanation for how the universe began with a massive explosion.
• earth: the third planet from the sun, home to humans.
• planet: a large celestial body that orbits a star, such as jupiter or mars.
• biosphere: the part of earth where all living organisms exist.
• geology: the study of earth's physical structure, rocks, and history.
• mars: the fourth planet from the sun, known as the red planet.
• gravity: the force that pulls objects toward each other, keeping planets in orbit.
• universe: everything that exists, including all matter, energy, planets, and galaxies.
• galaxy: a massive system of stars, gas, and dust, like the milky way.
• proton: a positively charged particle found in the nucleus of an atom.
• atom: the smallest unit of matter, making up all substances.
• element: a pure substance consisting of only one type of atom, like oxygen or gold.
• fusion: the process of combining atomic nuclei to release energy, as in the sun.
• heliocentric: the model of the solar system where the sun is at the center