click below
click below
Normal Size Small Size show me how
Matter & Elements
matter, elements, properties & changes
Question | Answer |
---|---|
Physical Change | No change to the substance. Example: ice cubes melting. |
Chemical Change | Results in a new substance being formed. Example: burning logs for a campfire. |
Chemical Property | Reacting with other substances, flammability, combustible are all examples. |
Transition Metals | located in the center of the table, groups 3-12 |
Noble Gases | located on the far right side of the table, group 18 |
Element | symbols are found on the Periodic Table, |
Matter | made up of particles called atoms |
Density | found by using mass and volume of an object, can be used to identify substances. |
Atom | building blocks of all matter, smallest unit of an element. |
Protons | positive charge +, found in the nucleus |
Electrons | negative charge -, orbit the nucleus of atoms |
Neutrons | no charge, found in the nucleus |
Atomic Number | Number of protons an element contains. |