Matter in Our Surroundings Crossword Puzzle

QUESTIONS LIST:

• deposition : direct conversion of gas to solid without passing through the liquid state
• diffusion : spreading of particles from high concentration to low concentration
• density : mass per unit volume of a substance
• kinetic energy : the energy possessed by particles due to their motion
• plasma : highly ionized gas with free electrons and ions
• evaporation : process of a liquid turning into gas below boiling point
• atom : basic unit of a chemical element
• condensation : process of gas turning into liquid
• solidification : process of changing from liquid to solid (freezing)
• liquid : state of matter with a definite volume but no definite shape
• solid : state of matter with a definite shape and volume
• particle : a small portion of matter
• molecule : group of atoms bonded together
• sublimation : direct conversion of a solid to a gas without passing through the liquid state
• fusion : process of changing from a solid to liquid (melting)
• boiling : rapid vaporization of liquid when heated to boiling point
• gas : state of matter with no definite shape and volume
• intermolecular forces : forces of attraction between particles of matter
• latent heat : heat absorbed or released during a phase change without changing temperature
• matter : anything that occupies space and has mass