Vocab
anything that has mass and takes up space
Matter
This substance has a definite shape and definite volume.
What is a soild?
The charge of an electron.
What is negative?
A substance containing 2 or more atoms, bonded together is a _________
Molecule
As volume ________, density ___________.
the amount of matter something has
Mass
This has no definite shape, but does have a definite mass and volume
What is a Liquid?
This particle is positively charged.
What are protons?
Atoms of only one type are called ______________
What are elements?
If 96.5 grams of a substance has a volume of 5 cubic centimeters. Find the density.
What is 19.3?
The amount of space an object takes up.
What is Volume?
Atoms are packed close together in this state.
What is solid?
This subatomic particle has no charge
What are neutrons?
Warmer temperatures make molecules move _______________
What is faster?
A three-dimensional object has the following sides 15 cm long, 2 cm wide, 1 cm high. Find the volume.
What is 30?
this is the temperature at which a substance goes from a liquid to a gas
what is boiling Point?
If enough heat is added to a liquid, it becomes this state.
What is gas?
The number of protons and the number of _______ in an atom are equal when it is neutral.
What are electrons?
Substances will do this when cooled.
what is contract?
An irregularly shaped piece of gold was lowered into a graduated cylinder holding a volume of water equal to 17 mL. The height of the water rose to 20 mL. If the mass of the gold was 27 grams, what was its density?
What is 9 g/mL?
this is the relationship between mass and volume
What is density?
When heat is added to solids, they become this state
What is liquid?
When an atom has a net charge due to the transfer of electrons
what is an ion?
Colder temperatures make molecules move ____________.
what is slower?
What are electrons?
All matter is made up of this.
What is atoms?
If heat is removed, a liquid will become this state
What is a solid?
This is the center of an atom
What is the nucleus?
When heated substances will
What is expand?
This occurs when two atoms share an electron.
What is a covalent bond?
A change directly from the solid to the gaseous state, without becoming a liquid.
What is sublimation?
Solid, Liquid, gas
What are the 3 basic states of matter?
These are both found in the nucleus
What are Protons and Neutrons?
This is the weighted average of all the isotopes of an element.
What is atomic mass?
This scientist is credited with creating the framework that becomes the modern periodic table.
Who is Dmitri Medeleev?