問題一覧
1
2 examples of how Biotech has benefitted society.
Improves nutrition and reduces insectidies
2
How did the ban of Lead Paint effect blood lead levels ?
Levels dropped jurassicly
3
How was Penicilin Discovered?
Alexander Femming noticed a bacteria not growing in the presence of mold, it was then studied and isolated.
4
Define PURe Chemistry
The pursuit of chemical knowledge for its own sake.
5
How is a hypothesis different from an experiment?
Experiment- Plan to find out solution Hypothesis- A explanation for the problem
6
List 2 Benefits and Harms of Scientific Knowledge
Benefits- Solve Practical Problems, Increase work opportunities Harms- Relying on Tech, More Crimes
7
Who discovered Nylon?
Wallace Corothers
8
How is a Pollutant identified?
Finding damage to living things
9
List equipment from Alchemists bfft
Beakers, Flasks, Funnels, Tongs
10
Define Matter
Matter is anything that has Mass and occupies Space
11
Who discovered Penicillin?
Alexander Flemming
12
Define Technology
Technology allows us to do things more quickly and effecient.
13
Define a theory
A theory is an explanation from observations
14
How does a hypothesis become a theory?
Once it is well-tested and confirmed.
15
Define APPlied Chemistry
Research for a Application or Goal
16
What form of energy is stored and released in a battery?
Chemical to Electrical
17
Difference between Micro-Macro?
Micro- Cant be seen by naked eye Macro- Can be seen and touched by naked eye.
18
4 Benefits of Studying Chem
1. Improve College Application 2. More Work Opportunities 3. Get better grades in Chemistry Class 4. Can provide deeper understanding of world
19
List the 5 Major Areas of Study and give an example of what is studied. H,M,D,CS, I
Organic- Humans Inorganic- Metals Biochem- Digestion Analytical-Checking Soil for Nutrients and Minerals Physical- Ice Melting
20
Define Biotech
Biotech applies science to biological processes
21
What is one of the easiest ways to conserve energy?
Turn the lights off after you leave a room
22
Define the Scientific Method
A systematic approach to solving a problem
23
How is a drug affective in the human body?
They interact with Receptors on cells or enzymes
24
3 examples of how chem has benefitted agriculuture.
Developed Genetic Sterilization, Crops and Pesticides
25
Difference between a Scientific Law and a Theory
Scientific Law- Describes and Summarizes Theory- Tries to explain
26
3 Steps?
Hypothesis- Predicts Theory- Explains Law- Summarizes
27
2 Things Lavoiser credited with
Making a balance that measures mass and ending the debate of how materials burn
28
Why would a scientist state a theory that can never be proved?
Leaves a possibility that the theory may need to be changed in time
29
Define a Pollutant
Materisls that harm our air, water and soil
30
2 Ways to meet the demand for Energy
Find ways to Conserve, Produce, and Store energy.
31
List two processes that Alchemists developed that are still used today.
Separating mixtures and Purifying Chemicals
32
If an experiment produces the results hoped for is the Hypothesis correct?
Not necessarily, a hypothesis is the best guess
33
List 2 Benefits of Aspirin
Reduces Blood Clots and Relieves Pain