Prototype U4

2. the matter from which a thing is or can be made.
3. an act or movement of putting one leg in front of the other in walking or running.
6. means of sending or receiving information, such as phone lines or computers.
10. facts, information, and skills acquired by a person through experience or education.
12. the study of the fundamental nature of knowledge, reality, and existence, especially when considered as an academic discipline.
13. the way in which one acts or conducts oneself, especially toward others.
14. the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
15. machinery and equipment developed from the application of scientific knowledge.

1. the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.
4. a series of actions or steps taken in order to achieve a particular end.
5. plan, schedule, or arrange when (something) should happen or be done.
7. anything that has mass and volume.
8. the basic unit of a chemical element.
9. a new method, idea, product, etc.
11. a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.