Atom Makeup
negative subatomic particle
What is an electron
Has fixed shape and volume.
What is a solid?
number of protons in an atom
What is the atomic number?
Heat transferred through DIRECT contact
What is conduction?
Substance made of only one TYPE of atom.
What is an element?
positive subatomic particle
What is a proton?
Has a fixed volume, but no fixed shape (forms into container it is in).
What is a liquid?
# protons + # neutrons together
What is the atomic mass?
Heat transferred through moving particles.
What is convection?
Substance made of SAME particles. Examples are elements and compounds.
What is a Pure substance?
neutral or no charge subatomic particle
What is a neutron?
Has no fixed shape and no fixed volume.
What is a gas?
Name for rows of the periodic table
What is a period?
Heat transferred through waves, like the sun.
What is radiation?
Made up of 2 or more types of atoms.
What is a compound?
has mass and takes up space
What is matter?
Made of highly energetic ions; has more energy than a gas. Example: Lightening
What is plasma?
Name for the columns in the periodic table
What is a group?
At a ____________ temperature, gas particles would move FASTER.
What is a higher temperature?
Even mix of different atoms NOT chemically bond but cannot be separated easily. Example: Kool aid
What is a homogeneous mixture?
States matter cannot be created nor destroyed.
What is the Law of the conservation of mass?
Water vapor particles lose energy and turn to a liquid.
What is condensation?
electrons found in the outermost energy shell of atom
What is a valence electron?
Liquid water particles must gain _____________ to turn into water vapor (gas).
What is Energy or Kinetic energy?
UNEVEN mix of different molecules NOT chemically bonded but can be easily separated. Example: Trail mix
What is a heterogenous mixture?