What is the study of Moon called?
1). Selenology
2). Cosmology
3). Iridology
4). Planetology
1. Work done in a free expansion process is
2. The transport phenomenon occurs only in ________ state of a gas and is ________
4. Which device is used to measure the depth of ocean?
5. Negative acceleration is in the opposite direction of:
8. The group of solar cells joined together in a definite pattern is called a
9. The frequency of direct current is _____________
10. What is the term for the maximum number of individuals that an area can support indefinitely?