MKT grade 11 Stojan

This material has no definite shape , but they do have a definite volume.

• Plasma

• Gas

• Solid

• Liquid

Choose two answers that apply: the density of liquids..

• are all the same

• are less than gasses

• are much higher than gasses

• vary by the type of liquid

The change of state from gass to solid is ...

• evaporation

• sublimation

• freezing

• deposition

Dew drops seen in the leaves of some plants in the morning. This is an example of__________.

• Freezing

• Evaporation

• Sublimation

• Condensation

The measure of the average kinetic energy of all the particles within an object is called ____________. 

• RMS speed

• Temperature

• Heat

• Convection

Which is an intermolecular force in liquids?

• Ionic bond

• Covalent bond

• Metal bond

• Hydrogen bond

Which change in state requires that energy be added to the substance?

• Deposition

• Freezing

• Condensation

• Sublimation

Pressure is defined as normal force divided by the area on which is acting. The proper formula for calculation of pressure should be:

• P = F/A

• P = F*A

• P = Fn/A

• P = F*A*cos(alpha)

What determines how close molecules are to each other?

• Diameter of the molecules

• State of matter

• Nobody knows

• Volume of the container

What happens when particles in a gass collide?

• They change the state of matter

• They broke into smaller parts

• They exchange or transfer kinetic energy

• Thet stick to each orther