Universe & The Atom
What word means EVERYTHING in existence?
Universe
What is the word for substances made of only 1 type of atom
What is the density of water in g/cm3?
1.0 g/cm3
How many phases of matter did we learn about?
4
What are known as the "building blocks of matter?"
Atoms
Atoms are mostly made of _____ _____
empty space
More than one nucleus is called
Nuclei
What are the units for density? (Write both)
kg/m3 or g/cm3
Which phase of matter has the atoms/molecules "slipping and sliding" around?
Liquid
SONG
Title and/or Artist
The Universe is contains these 3 things:
Matter, energy, and space
What is the name of the chart that arranges all the known elements?
Periodic Table of the Elements
What is the density of an object with a mass of 50 g and a volume of 100 cm3?
0.5 g/cm3
Which phases of matter will be formed into crystals?
Solids
Which vocab word means "continuous; never-ending"
Perpetual
False
The atomic number represents how many ______ are in the atom?
Protons
Two parts:
1) What is the density of an object with a mass of 4,500 kg and a volume of 6 m3?
2) State whether this object will sink or float when placed in water
1) 750 kg/m3
2) Float
Place the phase of matter in order from highest to lowest energy
Plasma, gas, liquid, solid
What comes off an atom as it breaks apart in plasma?
Label all the particles that make up an atom.
Must have name, charge, and where they are located (inside the nucleus or outside the nucleus)
Protons (+ charge, inside the nucleus)
Neutrons (no charge, inside the nucleus)
Electrons (- charge, outside the nucleus in the electron cloud)
What is the atomic mass of Silver?
107.8682
3 parts:
1) What is the density of an object with a mass of 27.1 grams and a volume of 12 cm3? (ROUND TO THE SECOND DECIMAL PLACE)
2) State whether this object will sink or float when placed in water
3) Identify the substance using your chart on the back of your notes
1) 2.26 g/cm3
2) Sink
3) Carbon
Name an example of plasma
The Sun, Stars, Lightning
What is the name for the particles found in the nucleus?
Nucleons