Across
- 2. the basic unit that makes up a living thing
- 3. inherited material that determines a living thing's traits
- 5. to move in a curved path around a star, planet, or other space object
- 8. a machine used for training that works similarly to a vehicle or other complex system
- 11. the sum of numbers in a set divided by how many numbers are in the data set
- 12. a group of similar living things that are able to reproduce
- 14. a person who designs solutions to problems, often by building things
Down
- 1. a presentation to show how something works
- 4. harmful to living things; poisonous
- 6. an invisible force that pulls objects toward each other
- 7. scientist someone who studies evidence to try to learn what happened in connection with a crime
- 9. anything that takes up space
- 10. a state of matter with freely moving particles
- 13. to change over time