Name 3 examples of bases and acids. What number range does acids and buffers take place on the scale.
Bases: Egg Whites, Ammonia, Baking Soda (8-14)
Acids: Lemon Juice, Vinegar, Rain Water (0-6)
100
What are possible effects of global warming?
-Climate Change
-Flooding
-Ruins growing season
200
What does this video represent?
Food Chain
200
What is this picture of? What does each ball represent?
Atom
+ protons
o neutrons
- electrons
200
Glucose, galactose, and fructose are carbohydrates called...?
starches
200
What are the 3 important characteristics of populations?
1. Geographic Distribution
2. Density
3. Growth Rate
300
What gas is released into the atmosphere to cause global warming?
-name 2 human actions that cause this gas
-Greehouse gases
ex. deforestation/burning of Fossil Fuels
300
What is the atomic mass and the atomic number?
Atomic mass- 12.0107
Atomic number- 6
300
What is the difference between cohesion and adhesion?
Cohesion: Is the attraction between molecules of the same substance.
Adhesion: Is the attraction between molecules of a different substance.
300
What is the meaning of "the Green Revolution"? How has it changed food production?
It mean of the start of monoculture and the use of chemical fertilizers. It has increased food production by tons since 1950.
400
What is in table salt that doesn't cause this reaction?
Chloride
400
What is this picture call, and what does it represent?
Biological Magnification
-The amount of DDT in the biological tissue
400
It has the ability to form into millions of large complex structures.
What characteristic does carbon have that no other molecule has?
It has the ability to form into millions of large complex structures.
400
The symbiotic relationship between a flower and the insect that feeds on its nectar is an example of?
Mutualism
500
What is responsible for enabling this spider to rest on the water's surface, and why?
Cohesion, the strong attracion between water molecules produces surface tension.
500
Why is there a second line on the graph? What do the lines represent?
The two lines demonstrate with and without an enzyme. The green line represents how much more activation energy that is being used compared to the red line that shows how little activation energy that is being used.
500
Proteins can have up to how many levels of organization?
Four
500
____________ is essential to living organisms because it forms part of important life-sustaining molecules such as DNA and RNA.
(fill in the blank)