1. Which of the following statements is TRUE?

A. light is an electromagnet wave

B. opaque objects do not produce a shadow

C. black objects do not absorb any color of light

D. transparent objects are invisible to the naked eye


2. If a leaf is green, which of the following statements is TRUE about why it appears

green? It __________________.

A. only lets green light to pass through

B. absorbs green light and reflects all the others

C. reflects green light and absorbs all the others

D. lets all the other colors except green to pass through


3. Which object absorbs most of the light that passes through it?

A. lens
B. opaque
C. translucent
D. transparent


4. Which of the following means the taking in of light and not reflecting it back by

some materials?

A. absorption
B. reflection
C. refraction
D. transmission


5. Which object allows all light to pass through them?

A. opaque B. translucent
C. transparent
D. all of the above


6. Which is a transparent material?

A. bond paper

B. frosted glass
C. leather jacket
D. clear plastic cover


7. What happens to light as it hits a shiny surface? It _____________________.

A. reflects
B. refracts
C. transmits
D. is absorbed


8. What happens to light as it moves from air to water? It ____________________.

A. moves faster

B. moves slower
C. gets stuck in the water
D. stops as it reaches the water

9. What color is seen when an object reflects all the colors of light?

A. blue B. indigo C. red D. white


10.Why is it necessary or advisable to wear light-colored shirts in hot days?

Because light colored objects _____.

A. refract heat

B. reflect heat effectively
C. absorb heat effectively
D. refract and reflect heat​