Pasagot po plsss

A. Directions: Read each question carefully and choose the best answer.

1. The brightness of an object depends on its ______.
A. Distance from the light source.
B. Refracted light
C. Size of the object
D. Radio wave emitted by the EM spectrum

2. Which of the following helps produce rainbow in the sky.
A. Diffraction C.. Absorption
B. Refraction D. Reflection

3. What do you call the object that produce visible light?
A. Illuminated object C. Infrared
B. Non luminous object D. Luminous Object.

4. The major sources of energy on earth originate from ____.
A. Food C. Fossil fuel
B. Photosynthesis D. EM wave from the sun

5. Two factors that affect the amount of light are ___
A. Brightness & Distance C. Distance & Speed
B. Reflection & Refraction D. Clarity & Smoothness