States of Matter States of Matter States of Matter Brain Pop Movie

SolidMolecules in a solid are close together; they vibrate, but do not change position. Have a definite shape and volume

LiquidMolecules in a liquid slide past one another, but do not spread apart. Have no definite shape but have a definite volume

GasMolecules in a gas move freely and more quickly, separated from one another. Have no definite shape nor volume

Plasma very high KE - particles collide with enough energy to break into charged particles (+/-), gas-like, no definite shape or volume Ex. stars, fluorescent light bulbs, and CRTs

Matter Changing State Brain Pop Movie Brain Pop MovieBrain Pop Movie Which has the MOST energy? Why?Which has the MOST energy? Why? Which has the LEAST energy? Why?Which has the LEAST energy? Why? Because the molecules are moving the fastest! Most kinetic energy energy Because the molecules are moving the slowest! Least kinetic energy energy

Phase Changes Phase ChangesIncreasing ENERGY

Phase Change Graph

Phase Change During a phase change, temperature does not increase. If energy continues to be put in but the temperature doesn’t go up, then what is the energy doing?During a phase change, temperature does not increase. If energy continues to be put in but the temperature doesn’t go up, then what is the energy doing? –The energy is being used to change the matter from one state to another.

Matter Song

Phase Dance Phase Dance Get into a group with the students in your row.Get into a group with the students in your row. Pretend that you are molecules—come up with a way to demonstrate, using your bodies as props, the three states of matter.Pretend that you are molecules—come up with a way to demonstrate, using your bodies as props, the three states of matter.