Unit 2 Science

2. the amount of matter in an object
5. changing from a gas to a liquid
8. A characteristic of matter that is observed without changing it into something new (Ex: color, size, shape, odor, etc).
10. matter with a definite shape AND definite volume
12. anything that takes up space and has mass
13. Anything made by humans to solve a problem
14. A physical combination of 2 or more things.
15. matter that does not have definite shape OR volume
17. A characteristic of matter that describes its ability to change into something new (Ex: flammability, rusting, etc).
18. Someone who solves problems and improves technology

1. changing from a solid to a liquid
3. A type of mixture where one substance is dissolved in another.
4. changing from a liquid to a gas
6. an irreversible change where the type of matter changes into something completely new (Ex: a bike rusting in the rain).
7. the amount of space an object takes up
9. matter with a definite volume but no definite shape (takes the shape of its container)
11. nothing new is formed; it is a change in state, size, or shape of the matter (Ex: a banana being cut).
16. changing from a liquid to a solid