Light & Sound — Answer Key
Part A: Trace the Words
Trace each word carefully by following the dotted lines.
1. eye
2. see
3. dark
4. glow
5. look
6. view
Part B: Fill in the Blank
Write the missing word or number on each line.
1. You need light to see things around you.
Your eyes only work when light bounces off things and reaches them.
2. In a very dark room you cannot see your hand.
With no light to bounce off objects, your eyes have nothing to sense.
3. Light bounces off a toy and into your eyes.
Reflected light enters your eyes so your brain can picture what you see.
4. A shiny apple looks red because red light bounces off it.
Colors come from the light that bounces off an object and back to your eyes.
Part C: True or False?
Read each statement. Circle True or False.
1. You can see a book in a pitch-black closet.
True False
Without any light to reflect, your eyes cannot sense the book at all.
2. Light must bounce off things before we can see them.
True False
Reflected light reaches your eyes and lets your brain form a picture.
3. Cats and owls can see with zero light.
True False
Night animals need tiny amounts of light; pure darkness blinds them too.