Basic VocabularySolid, Liquid, and Gas General KnowledgePhysical and Chemical Change
What is Matter? Back Answer
Matter is anything that has mass and occupies space Back
What is an Atom? Answer Back
An atom are the smallest particles that still have the properties of the substance Back
What is an Element? Answer Back
An element is a substance that cannot be broken down into something simpler, elements are composed of atoms Back
What is a Compound? Answer Back
A compound is a substance made up of atoms of more than one type of element Back
What are the three characteristics of matter? Answer Back
Solid, Liquid, and Gas Back
Give 5 characteristics of a Solid Answer Back
1. Particles are close together 2. Little space 3. Cannot be compressed 4. Little energy 5. Vibrate There are more examples Back
Give 5 characteristics of a Liquid Answer Back
1. Farther apart 2. More space 3. Slightly compressible 4. Medium energy 5. Flow past each other There are more examples Back
Give 5 characteristics of a Gas Answer Back
1. Very far apart 2. A lot of space 3. Very compressible 4. Lots of energy 5. Move a lot There are more examples Back
What are matter composed of? Answer Back
All matter are composed of tiny particles Back
Matter particles are in constant…? Answer Back
Matter particles are in constant Motion Back
What is motion proportional to? Answer Back
The amount of motion is proportional to temperature Back
What do Solid, Liquid, and Gas differ in? Answer Back
Solid, Liquid, and Gas differ in the freedom of motion of their particles and the extent to which the particles interact Back
Give 4 definitions about Physical Change Answer Back
1. Atoms do not rearrange 2. Only physical properties change (No chemical change) 3. Generally easy to reverse 4. No energy is produced by the substance Back
Give 4 definitions about Chemical Change Answer Back
1. Atoms are rearranged into different molecules 2. Both Physical and Chemical properties are changed 3. Changes are not reversible 4. Energy is often produced Back
What are the differences on Elements and Compounds? Answer Back
Elements Cannot be separated Building blocks for all substances 02, H, C Compounds Can be separated Two or more combined chemically H20, C02 C6H1206 Back
Give a visual on Chemical Reactions Answer Back
Reactant More than one substance Fe S Iron Sulfur Product(s) Change into a new substance Iron Sulfate Back