1-7
It is a subamatic particle that has a positive charge equal in magnitude to a unit of electric charge
What are the three states of matter
Solid, Liquid, Gas
what are the sections of the periodic table called that go up and down
groups
Know the first 20 elements and symbols
Hydrogen, Helium, Lithium, Beryllium, Boron, Carbon, Nitrogen, Oxygen, Fluorine, Neon, Sodium, Magnesium, Aluminum, Silicon, Phosphorus, Sulfur, Chlorine, Argon, Potassium, Calcium.
What charge does a neutron have
A neutron has no charge
Using your periodic table, determine how many protons, neutrons, and electrons
Protons- 10
neutrons-10
Electrons-2,8
what are the sections of the periodic table called that go left to right?
Periods
Metric system prefixes and what number they represent
Kilo-1000
Hecto-100
Deka-10
Meter gram liter-1
Deci-0.1
Centi-0.001
Milli-0.001
Use your periodic table to determine how many protons are in aluminum
13 protons are in aluminum
The nucleus of an atom is made up of which particals
Protons and neutrons
what type of atoms make up water molecules
hydrogen atoms and one oxygen atom
1 kilogram is how many grams
1 kilo= 1000 gram
what charge does a neutron have
no charge
Who was the first to think that atoms were created from tiny particles he called "atomos"
Democritus
what is the difference between a dependent and independent variable?
An independent variable changes or manipulates. The dependent variable texts and is measured in an experiment
Which graoh best shows change over time
Bargraph
Xenon has the atomic number of 54 because it has 54 BLANK?
Protons
It is made up of a class of chemical elements with similar properties. It is also an odorless, colorless, monatomic gas.
What are contolled variables
A controlled variable is any variable that's held constant
Which graph best represents numerical data.
Line graph