A. Directions: Read the sentence carefully and write the letter of the correct
answer on the space provided before each number,
1. Which term refers to the vibrations that travel through air?
A. electricity B. heat
C. light
D. sound
2. If a leaf is green, which of the following statements is true about why it
appears green?
A. It only lets green light pass through
B. It absorbs green light and reflects all the others.
C. It reflects green light and absorbs all the others
D. It lets all the other colors except green pass through.
pa help po​