Learning task-6
Read each item carefully. Choose the letter of your answer.

1. Light travels in a ________ line when in passes through a single medium.
A. curve
B. straight
C. crooked
D. dotted

2. When the sound travels through solids, the vibration of the particles occurs ________?
A. fast
B. slowly
C. moderately
D. irregularly

3. What affects the speed of sound as it travels?
A. person receiving it
B. the origin of the sound
C. the nature of material
D. Loudness of the sound

4. How is heat transferred in solid materials?
A. trough convection
B. trough conduction
C. trough radiation
D. trough vacuum

5. What is the direction of heat transfer?
A. from hot to cold
B. from cold to hot
C. from bottom to top
D. from side to side








please pa help po
pa answer po ng tama
please sana po walang magsabi
ng NONSE REPORT
salamat po ​