States of Matter Vocabulary Week 7

energy states of matter chemical change physical change Week 7: Vocabulary Definition: Pictograph: Definition: Pictograph: states of matter energy Word Works: Sentence: Word Works: Sentence: Definition: Pictograph: Definition: Pictograph: chemical change physical change Sentence: Word Works: Word Works: Sentence:

Friendly Definition Pictograph Wordwork Analogy/7-up Sentence The physical forms in which a substance can exist (solid, liquid, gas, and plasma) states of matter Definite shape Definite volume solid yes liquid no gas plasma

energy - the ability to cause changes, such as in temperature or speed Friendly Definition Pictograph Wordwork Analogy/7-up Sentence - the ability to cause changes, such as in temperature or speed (measured in joules) energy More energy causes heat. Taking energy away causes cold.  Changes state of matter

physical change Can look different, but still is the same substance Friendly Definition Pictograph Wordwork Analogy/7-up Sentence A change in a substance that does not change its identity. (change with temperature, pressure, or force) physical change Can look different, but still is the same substance ice (H2O)  water (H2O)  steam (H2O)

Friendly Definition Pictograph Wordwork Analogy/7-up Sentence transforms one kind of matter into another kind with different properties chemical change Clues to chemical change: heat or cold produced solid formation bubbles or gas color change smell