UnitB-Chap1 Taylor Word Scramble
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Question | Answer |
_________ is anything that takes up space and has mass | Matter |
A substance that cannot be broken down into other substances by heat, light, or electricity | Element |
Many elements are metals. Most metals look shiney. Heat and electricity pass through them easily. They can be hammered into thin sheets pulled into long thin wires | Metals |
Most non metals are not shiney. Heat and electricity do not pass through them easily. They cannot be hammered into sheets or pulled into a wire. | Non Metals |
A chart that classifies elements by their properties | Periodic table |
The smallest particle of an element that has the properties of the element | Atom |
The center of an atom, where protons and neutrons are located | Nucleus |
Particle in an atom that has a positive | Proton |
The number of protons in an atom is the _____________________ of the element and is its number on the periodic table. | Atomic Number |
The number of electrons in an atom is the same as | the number of protons |
Particle in an atom that has no change | Neutron |
Particle in an atom that has a negative electrical charge | Electron |
A substance made up of atoms of more than one element joined together in a molecule | Compound |
Two or more atoms joined together; the smallest unit of many substances | Molecule |
Two or more substances that are mixed together but can be separated out because their atoms are not combined | Mixture |
A mixture in which substances break up into their most basic particles, which ar too small to be seen, and spread evenly through another substance | Solution |
A change in one or more physical properties | Physical Change |
Describes the way a substance reacts with other substances | Chemical Property |
A change that produces new substances with new properties | Chemical Change |
A process that produces one or more substances that are different from the original substances | Chemical reaction |
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