Question

after reading lesson 1.2, answer the following questions. why study chemistry? 1. what will knowledge of chemistry enable you to do? a. ______ b. ____ c. ____ 2. list three careers that require some knowledge of chemistry. ____ chemistry, technology, and society 3. what is technology? ____ 4. what are some problems that chemists must consider when developing new technologies? ____ 5. list two ways that chemists can help to meet the demand for energy. a. ____ b. ____ 6. what is the role of chemistry in the development of medicines? ____ 7. list three new materials chemists have developed that have medical applications. a. ____ b. ____ c. ____ 8. the field that applies science to the production of biological products is ____ 9. scientists can learn about the chemical composition of stars by analyzing the ____ they transmit to earth. 10. why wont the method used to discover the chemical composition of stars work for the moon and planets? ____ 11. what did chemists learn about the moons surface by analyzing moon rocks? ______

Explanation:

1. a. Understand matter and its changes. b. Design new materials. c. Develop new drugs.
2. Pharmacist, Chemical engineer, Forensic scientist.
3. The application of scientific knowledge for practical purposes.
4. Safety, environmental - impact, cost - effectiveness.
5. a. Develop new battery technologies. b. Explore alternative fuel sources like hydrogen.
6. Chemistry helps in identifying active ingredients, synthesizing new drugs, and understanding drug - body interactions.
7. a. Biodegradable polymers for sutures. b. Hydrogels for wound healing. c. Nanoparticles for drug delivery.
8. Biotechnology.
9. Light.
10. Stars are too far away for direct sampling, while the moon and planets can be sampled directly.
11. The chemical composition of the moon's surface, such as the presence of certain elements and minerals.

Answer:

1. a. Understand matter and its changes.

b. Design new materials.
c. Develop new drugs.

1. Pharmacist

Chemical engineer
Forensic scientist

1. The application of scientific knowledge for practical purposes.
2. Safety, environmental - impact, cost - effectiveness.
3. a. Develop new battery technologies.

b. Explore alternative fuel sources like hydrogen.

1. Chemistry helps in identifying active ingredients, synthesizing new drugs, and understanding drug - body interactions.
2. a. Biodegradable polymers for sutures.

b. Hydrogels for wound healing.
c. Nanoparticles for drug delivery.

1. Biotechnology
2. Light
3. Stars are too far away for direct sampling, while the moon and planets can be sampled directly.
4. The chemical composition of the moon's surface, such as the presence of certain elements and minerals.