Quiz SIE 5 Chapter 4&5 Matter

Here are the properties of matter.

·      Particles are far apart and randomly arranged

·      Particles move quickly in all direction

Which particles that describe by the following properties?

• solid

• liquid

• gas

Choose solids that cannot dissolve in water

• salt

• sugar

• sand

• pepper

When the water is still present during heating. The temperature is ….

• more than 100^oC

• stay same 100^oC

Dissolving is a … process.

This means that a solute can also be separated from a solvent.

• physical changes

• chemical changes

• reversible

• irreversible

The particles show the process of changing temperature, it is … process.

When a solute dissolves in a solvent, they form a ….

When the water in the salt solution … completely.

The solute, which is salt here will remain on the dish.

Which of the following statements about particles in solids is false?

• the particles in solids are closely packed together

• the particles in solids can move around freely

• the particles in solids vibrate around a fixed position

Particles of ... move around each other.

Explain the changing state that represented by the diagram of particles.