Across
- 4. The branch of physics that studies sound
- 5. The propensity of dissimilar particles or surfaces to adhere or cling to one another
- 6. The cosmological model that explains the early development of the Universe
- 7. It is physical property of materials which return to their original shape once they are deformed.
Down
- 1. The process of transfer of heat by the actual transfer of matter
- 2. A region of space-time, which gravity is very powerful and prevents anything, including light, from escaping
- 3. It is the property of solid material that deform under tensile stress