POST TEST A

Choose the letter of the best answer. Write your answer on a separate sheet of

paper. 5pts

1. Which of the following refers to the measure of the average kinetic energy of the particles

in a sample of matter?

a. Heat c. Temperature

b. Heat transfer d. Thermometer


2. What will happen when heat is added and energy breaks the attraction between

molecules of solid material?

a. It boils.

b. It melts.

c. It evaporates.

d. It condensates.

3. How does heat flows from one object to another?

a. Heat flows from one object to another through the movement of particles in solids.

b. Heat flows from one object to another by the movement of particles from hot region

to cold region.

c. Heat flows from one object to another through close contact of the molecules of one

object to another.

d. Heat flows from one object to another by rising of hot particles and sinking of cold

particles in gases or liquids.

1st one to answer mark as crown