NS003 Crossword Puzzle Activity

2. The smallest particle in a chemical element or compound that has the chemical properties of that element or compound.
6. The basic unit of matter.
7. The amount of matter contained in an object.
8. The property of a substance that gives it a characteristic scent or smell.
12. The most observable characteristics of matter.
13. The ratio between mass and volume or mass per unit volume.
14. A component in a material system that is distinguished by chemical composition and/or physical state.
16. They have definite mass, volume and shape.
19. It is a substance consisting of the atoms of two or more elements that are chemically combined in a fixed proportion.
20. It is relating to motion.
22. It is anything that occupies space and has mass.
23. An attribute, quality, or characteristic of something.

1. The measure of the amount of space occupied by an object.
3. The property to reflect light.
4. The study of the properties of matter and how matter changes.
5. Are made up of only one kind of atom.
9. Matter can be drawn into fine wires without breaking.
10. The measurement of the gravitational force of attraction of the earth acting on the object.
11. The distance of separation between any two points at the extreme ends of the object.
13. The ratio between mass and volume or mass per unit volume.
15. The ability of a substance to allow the flow the energy or electricity.
17. They do not have a definite shape. They take the shape of the container.
18. They assume the volume and shape of their container.
21. The ability of matter to resist being scratched.
22. Type of matter with no definite properties.