Science
Opposite charges attract and like charges repel
...
The first column in the periodic table
Alkali metals
Second column in the periodic table
Alkaline earth metal
A tiny particul that matter is made of
Atom
The tiny particles that matter is composed of
Atom
Name for the number of protons in an atom
Atomic number
All matter is composed of tiny particles called
Atoms
The most common alkaline earth metal is a metal called
Calcium
A process in which Atoms of elements or compounds are rearranged to form new sentences
Chemical reaction
Can be thought of as the study of what substances are made of and how one substance can be changed into another
Chemistry
The most widely used Halligin is undoubtably
Chlorine
Substances that are composed of more than one type of atom bonded together are not elements bat are called
ComPounds
The amount of matter in one unit of space
Density
The hardest of all of those substances
Diamond
Tiny particles that swarm a tremendous speed around the nucleus of an Atom
Electron
Around the nucleus swarms from one to over 100 tiny particles called
Electrons
Substances that are composed of only one type Atom are called
Elements
Iron
Fe
Used to measure and objects mass
Gram
Hydrogen
H
Water
H2o
The seventh column of the periodic table contains the family of elements known as the
Halogens
Helium
He
The simplest kind of atom which only a single electron whirling around a single proton
Hydron
1000 grams
Kilogram
The densest of every day metals
Lead
The densest of every element
Lead
If you have two bokes and you fill one with feathers and one with lead even if they have the same density which will way more
Led
Lithium
Li
The amount of matter that makes up and object
Mass
Anything that takes up space and has mass
Matter
The only metal that is liquid at room tempature
Mercury
The three main groups of elements
Metals semimetals nonmetals
Neutrons
Neatural
Electron
Negative
Anything lacking in an electrical charge
Neutral
The two typeof particles which make up a nucleus of an atom
Neutrons and protons
A tiny extremely dense core at the center of an atom
Nucleus
The tiny extremely dense core at the center of an Adam
Nucleus
Oxygen
O
The dentist element of all
Osmium
Lead
Pb
The most abundant of the transuranium element
Plutonium
Protons
Positive
Used to make computer chips
Silicon
A measure of the pool of gravity on an object
Weight
Zinc
Zn