Solve these clues to fill the grid.
- A facial expression characterized by turning up the corners of the mouth
- 2 Across
- Parents, children and relatives who belong together
- 4 Across
- The color of coal
- 6 Across
- The cognitive process that leads to convictions
- 8 Across
- An exchange of ideas via conversation
- 9 Across
- Living things like trees and flowers that grow in soil
- 12 Across
- A particularly baffling problem that is said to have a correct solution
- 14 Across
- The visible part of a television transmission
- 1 Down
- An operation that determines whether one or more of a set of items has a specified property
- 2 Down
- A plant cultivated for its blooms or blossoms
- 3 Down
- With a forward motion
- 5 Down
- To finally be or do something
- 7 Down
- Chemical agent capable of ___
- 10 Down
- The flowers or vegetables or fruits or herbs that are cultivated in a ___
- 11 Down
- Enjoyment; what a good game gives you
- 13 Down