5 Written questions
5 Matching questions
- breaking an ice cube, sharpening a pencil, cutting paper, dissolving salt into water, melting chocolate
- law of conservation of mass
- vinegar, pop, mayonaise, jello, kool-aid
- water, salt, chalk, lithium chloride, strontium chloride,
- a able to be dissolved
- b Name two compounds.
- c Matter is neither created nor destroyed during a change, but is simply changed from one form to another form
- d Name two examples of physical changes.
- e Name two examples of homogeneous mixtures.
5 Multiple choice questions
- What kind of matter have unique sets of properties that help to aid in their identification?
- type of pure substance in which atoms of two or more elements CHEMICALLY combine in a FIXED proportion
- chemical processes using electricity to break down a compound like water
- How can mixtures be separated?
- ability of a substance to transfer heat from one area to another
5 True/False questions
solution → substance that is dissolved (smaller amount)
distillation → ability of a substance to be drawn or pulled into a wire
mass → amount of particles in an object
only by another chemical change → How can a compound be separated?
colloid → type of pure substance in which atoms of two or more elements CHEMICALLY combine in a FIXED proportion