Mod 1-4
The number of hydrogen and oxygen atoms needed to create two water molecules
What are
Four hydrogen and two oxygen atoms (p 120)
The state of matter in which a substance has a definite shape and a definite volume
What is a
Solid (p 50)
The type of friction that keeps an object from moving (static or kinetic)
What is
Static Friction
We layered in a jar during Experiment 2.2 the following items: washers, quarters, marbles, cork, ice, grapes, corn syrup. What were we comparing in this experiment?
What is density of each item?
True or false:
Based on the data (to date), no matter how much energy you expend, you can never travel faster than the speed that light travels in a vacuum
What is
True (p 338)
When God created dry ground and plants
What is
The 3rd Day of Creation (Genesis 1:11-13)
For every action, there is an equal and opposite reaction
What is
Newton's Third Law (p 244)
AB ___> A + B describes this reaction type
What is
Decomposition Reaction (p 179)
The conclusion from Experiment 9.3:
When we blew across bottles filled with water, the more water there was ......
What is
More water in the bottle produced a higher sound/pitch
This is a common way to identify if fat is saturated or unsaturated when observed at room temperate
What is
Saturated fats are commonly solids, while unsaturated fats are commonly liquids (p 481)
The amount of time it took for the patina to form on the Statue of Liberty
What is
30 years (p 70)
A force of attraction between atoms or a group of atoms due to the sharing or transferring of electrons
What is a
Chemical Bond (page 121)
True or false:
The crests and troughs of high amplitude waves will have a smaller distance from center than low amplitude waves
What is
False (p 305)
Amplitude is the distance from the rest position to a crest or trough. High amplitude waves have a greater distance from the rest position. Low amplitude waves have a smaller distance from the rest position.
The product of combining vinegar and baking soda inside a bottle which popped a cork
What is
What is CO2 carbon dioxide gas
(Experiment 7.3 Newton's Third Law)
When a metal stovetop burner emits heat, the burner's resistance converts the _____________ energy of the flowing electrons to _____________ energy
What is
kinetic energy to thermal energy
Ask questions and do some research
Form testable hypothesis
Develop experiments to test hypothesis
Analyze data
Draw conclusions
What is
The Scientific Process/Method (p 5)
The tendency of an object to resist changes in its velocity
What is
Inertia (p 229)
The terms that describe this equation:
W = F x d
What is
W: work
F: force
d: distance
[and/or] work equals force times distance (p 284)
Cookies helped showed these two atomic models
What are
Thomson's Plumb Pudding model
Bohr's Electron Shell model
(Experiment 3.1 Exploring the Plum Pudding and Bohr Models of the Atom)
The three different frequencies AND the colors/light that cone cells can be sensitive to
What are
Lower-frequency Red light
Medium-frequency Green light
Higher-frequency Blue light