Show:
Solids, Liquids & Gases
Atomic Structue
Periodic Table
Vocabulary
Random T or F
100
Matter that has a definite size and shape.
Solid
100
Sub atomic particle that has a negative charge
Electron
100
Mendeleev's periodic table had elements arranged in rows according to their increasing ____________.
Atomic mass
100
Anything that has mass and takes up space
Matter
100
All matter can be seen.
False
200
Matter that does not have a definite shape or a definite size.
Gas
200
Sub atomic particle that has a positive charge.
Proton
200
In modern periodic tables, elements are arranged in rows by _______________.
Atomic number
200
Smallest pieces that make up all matter.
Atoms
200
Gas is a form of matter.
True
300
Matter that has a definite size but not a definite shape.
liquid
300
Part of the atom where almost all the mass is located.
Nucleus
300
The atomic number indicates the number of _____________ in an atom.
Protons
300
Substance made up of only one type of atom.
Element
300
The number of protons is equal to the number of electrons in an atom with an overall charge of 0.
True
400
Word that means "the amount of space something takes up".
Volume
400
Particles that are found in the nucleus of the atom.
Protons and neutrons.
400
An atoms mass can be calculated by adding the number of protons plus the number of _______________.
Neutrons
400
Science that studies matter.
Chemistry
400
The nucleus is made of protons and electrons.
False.
500
Word that means "the amount or size of something". Often measured in weight.
Mass
500
Very tiny sub atomic particle NOT found inside the nucleus of the atom.
Electron
500
If the atomic number for carbon is 6, how many electron are there in an atom of carbon?
6
500
What children's "block-building toy" is often used to help describe an atom.
Legos
500
Protons, neutrons, and electrons are all the same size and contribute equally to the atom's mass.
False