Show:
Weather
Matter
Periodic Table
Anything Goes
Clouds
100
Which atmosphere layer is the largest?
Thermosphere
100
Two liquids, like oil and water that do not mix together well are called:
Immiscible
100
Describe what the elements in a period have in common.
Same # of energy levels
100
The smallest part of an element is...
An atom
100
A cloud that produces precipitation like rain or snow
Nimbostratus
200
Wind is made when air flows from ____ to _____ pressure
High to low
200
Substances can be made to change _______ by adding or taking away energy.
Phases
200
Describe what the elements in a group/family have in common (two things).
Similar properties and same # of valence electrons
200
True or False: Sodium is less reactive that potassium.
False
200
The clouds that occur at the highest altitudes are
cirrus
300
The boundary between the Mesosphere and Thermosphere is called the:
Mesopause
300
What are the two ways matter is separated?
Distillation and filtration
300
Balance this equation: ___ Na3PO4 + ____ CaCl2 -> ____ NaCl + ____ Ca3(PO4)2
_2__ Na3PO4 + __3__ CaCl2 -> __6__ NaCl + __2__ Ca3(PO4)2What is
300
A _______________ mixture is where it is difficult to distinguish one substance from another.
heterogeneous
300
A low, spreading and fluffy cloud is a
Stratocumulus
400
What instrument measures humidity? and What instrument measures wind speed?
Hygrometer Anamometer
400
What is a phase change from gas to solid?
Deposition
400
___________ is a group 2 element has fewer protons than bromine, but more protons than sulfur.
Nitrogen
400
What is the wind system found at the equator and moves in an easterly direction?
Trade winds
400
What are the two clouds of vertical development?
Cumulus and Cumulonimbus
500
What are the three things that have to exist in order for a thunderstorm to occur?
Presence of moisture Lifting of air Unstable atmosphere
500
Which of these are physical properties? Flammability Melts easily Ability to oxidize (produce gas) Ph of 4 Conducts heat Magnetism Has a density of 2.3 g/ml
Melts easily, Conducts heat, magnetism, Density
500
What are the four things that affect a chemical reaction?
Surface area, Concentration, Temperature, Catalysts
500
Draw a bohr diagram for the element Phosphorus.
Three rings with five electrons in its outer layer.
500
Draw and describe the middle level clouds
Altocumulus - mid level fluffy clouds Altostratus - mid level spreading clouds