1. Physics is mainly concerned with the study of ________.
2. The branch of physics that deals with heat and temperature is called ________.
3. Which branch of physics studies the behavior of light ?
3. A person who travels to space to study the stars, moon and planets is called a/an ____________.
5. Technology can best be described as the _________.
6. The use of tractors in farming is an example of ___________ technology
7. The two types of wood are :
8. Which of the following is NOT a product of technology ?
9. Which of the following is the underdeveloped technology for writing:
10. The colour of cotton-wood is ___________.