5 Written questions
5 Matching questions
- chemical change
- law of conservation of mass
- a the smallest unit of matter that has the characteristics of an element; consists of three main types of subatomic particles: protons neutrons and electrons.
- b a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system
- c a molecule composed of one kind of atom; cannot be broken into simpler units by chemical reactions.
- d is a substance that takes a shape of it contaner.
- e a change that produces matter with a different composition than the original matter
5 Multiple choice questions
- on the left
- the amount per unit size
- the state of matter distinguished from the solid and liquid states by: relatively low density and viscosity
- substances formed by the joining of elements through chemical bonding. every molecule of a compound is the same.
- that which has mass and occupies space.(everything in the world has this)
5 True/False questions
volume → physical objects consisting of a number of pages bound together
temperature → a measure of how hot or cold something is
periodic table → on the right
physical change → a change from one state (solid or liquid or gas) to another without a change in chemical composition
mass → any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water