Properties of Water
Earth's Crust
Chemical Formulas
Atoms and Elements
Periodic Table
100
Is this image is an example of Cohesion or Adhesion?
Adhesion
100
What is another name for Lithosphere
Earth's Crust, Earth's Surface
100
How many Hydrogen's are in this Chemical Formula:
NH3
3
100
What charge does each Particle have:
Electron
Proton
Negative and Positive
100
Name this Element: Fe
Iron
200
The Bubbles in Soda (Coke or Sprite) represent which state of water - solid, liquid, or gas?
GAS
200
All of the continents were connected 200 - 300 million years ago, what do we call this?
Pangea
200
What can never be changed when balancing an equation?
Subscripts
200
Which particles of an atom are located in the nucleus?
Protons and Neutrons
200
Why is Fe used as the Element symbol for Iron, why not use Ir?
Fe is the symbol for the Latin name of Iron
300
Iced Tea - what are the two states of water in this drink?
Liquid and Solid
300
The name of the Earth's Crust that is on land
Continental Crust
300
2 H2 + O2 = 2 H2O
Is this Equation Balanced?
Yes
300
What is the rule for writing Element Symbols?
If it is one letter, the Element Symbol is always capitalized; If it is 2 letters the first letter is capitalized and the second letter is lower case.
300
What are the 3 sections of the Periodic Table?
Metals, Non-Metals, and Metalloids
400
What is reflectivity?
Light reflecting off of water
400
Which Element is in most abundance on Earth's Crust? What percentage of it is in Earth's Crust
Oxygen, 46%
400
What coefficient is needed to balance this equation:
? Na + O2 = 2 Na2O
4
400
What does the Atomic Number tell you about an element?
The Number of Protons in the Elements Atom
400
Is Li a Metal, NonMetal or Metalloid?
Is He a Metal, NonMetal or Metalloid?
Metal and NonMetal
500
Which property allows water droplets to stick to a leaf?
Adhesion
500
Which element makes up 28% of Earth's Crust?
Silicon
500
Balance this equation:
______ N2 + ______ O2 = 2 N2O5
2 N2 + 5 O2 = 2 N2O5
500
What are the Element Symbols for the Elements with Atomic Numbers:
7, 11, and 20
N, Na, Ca
500
If you know an elements Atomic Number, what two things do you know about the elements atomic structure?
Number of Protons and Number of Electrons