Light & Sound — Answer Key
Part A: Trace the Words
Trace each word carefully by following the dotted lines.
1. loud
2. soft
3. hush
4. ears
5. hear
6. quiet
Part B: Fill in the Blank
Write the missing word or number on each line.
1. A shout is very loud and can hurt your ears.
Shouts use strong vibrations that push the air very hard on your ears.
2. A whisper is a soft sound you can barely hear.
Whispers use small vibrations, so the sound that reaches your ears is gentle.
3. You use your ears to hear every sound.
Your ears catch vibrations from the air and send signals to your brain.
4. If you cover your ears, sounds become more quiet.
Your hands block some vibrations, so less sound reaches the inside of your ears.
Part C: True or False?
Read each statement. Circle True or False.
1. Louder sounds come from stronger vibrations.
True False
When something shakes harder, it makes bigger waves and our ears hear louder.
2. Covering your ears makes sounds louder.
True False
Your hands block some vibrations, so covered ears hear sounds as softer.
3. Very loud sounds for a long time can hurt your ears.
True False
Strong vibrations can damage the tiny parts inside your ears over time.