Sign in to save your progress, vote, and build your own decks.Sign in
Matter
50 cards·by Mr. L
the smallest bit of matter
atom
state change from a liquid to a gas with high heat
boiling
What is CO2
carbon dioxide
What holds compounds together?
chemical bonds
two or more elements chemically bonded together to form a new substance
compound
salt, water, and carbon dioxide are examples of:
compounds
state change from a gas to a liquid
condensation
how tightly or loosely packed matter is
density
Who invented the Periodic Table of the Elements
Dmitri Mendeleev
whether or not something stretches
elasticity
what part of the atom has a negative (-) charge
electron
what do you find spinning around the nucleus
electrons
What part of the atom is shared when elements combine to form compounds?
electrons
What is a pure substance made up of the same kind of atom?
element
Gold, helium, lead, and oxygen
elements (examples)
state change from a liquid to a gas without high heat
evaporation
state change from a liquid to a solid
freezing
which state of matter can you compress (squeeze into smaller spaces)
gas
What is the chemical formula for water?
H20
you can change the state of matter by adding or taking away:
heat
the simplest element with one proton and one electron
hydrogen
what two elements make up water
hydrogen and oxygen
the state of matter with a no definite shape, but a definite volume
liquid
which two states of matter take the shape of their container
liquid and gas
how light reflects off of something
luster
the amount of matter in an object
mass
Anything that has mass and takes up space
matter
state change from a solid to a liquid
melting
which element is a metal and a liquid
mercury
Shiny, malleable, conducts heat and electricity; theses are properties of:
metals
Are more elements metals or non-metals?
metals
a combination of different ingredients like salad or trail mix
mixture
Which can be separated more easily: a compound or a mixture
mixture
Salad and trail mix are an example of:
mixtures
What is the center part of the atom called?
nucleus
The center part of an atom
nucleus (atom)
the state of matter found in lightning
plasma
what increases when you compress a gas
pressure
what part of the atom has a positive (+) charge
proton
What two particles are found in the nucleus?
proton and neutron
What is NaCl (sodium chloride)
salt
which state of matter has the least energy
solid
A mixture when something is dissolved into something else
Solution
Lemonade and saltwater
Solutions (examples)
how something feels (rough or smooth)
texture
What makes on element different than another?
the number of protons in the nucleus
What do we call the table that organizes all of the known elements?
The Periodic Table of the Elements
the amount of space an object takes up
volume
what is H20
water
Measures the pull of gravity on an object
weight