The Senses – Hearing Basic 2 Basic Science Lesson Note

Learning Objectives: By the end of this lesson, pupils should be able to:

• Identify the ear as the organ for receiving sounds
• Listen and identify sounds of different animals and objects in the environment
• differentiate between sounds of objects, animals and humans
• Appraise the importance of the sense of sound in their interaction with their environment

Lesson Content:

The Sense of Hearing: Hearing is our ability to detect sounds around us using our ears. It helps us know what is happening even when we cannot see.

The Ear – Organ of Sound:

• Ears are the organs we use for hearing
• We have two ears, one on each side of our head
• Ears can hear sounds from all directions
• Ears work even when we are sleeping

Parts of the Ear:

• Outer ear: The part we can see
• Ear canal: The opening that leads inside
• Eardrum: Vibrates when sound hits it
• Inner ear: Deep inside where hearing happens

Different Sounds We Hear:

Animal Sounds:

• Dog: Woof, woof or bark
• Cat: Meow, purr
• Cow: Moo

• Chicken: Cock-a-doodle-doo (rooster), cluck (hen)
• Lion: Roar

• Frog: Croak
• Bird: Chirp, tweet

Human Sounds:

• Talking: People speaking words
• Singing: Making musical sounds with voice
• Crying: When sad or hurt
• Laughing: When happy or amused
• Shouting: Speaking very loudly
• Whispering: Speaking very quietly

Object Sounds:

• Car: Vroom, honk
• Bell: Ring, ding
• Door: Bang, creak, slam
• Water: Splash, drip, flow
• Clock: Tick, tock
• Phone: Ring, beep

Importance of Hearing:

• Warns us of danger (car horn, fire alarm)
• Helps us communicate with others
• Lets us enjoy music and songs
• Helps us learn in school when teacher speaks
• Tells us what’s happening around us
• Helps us know when someone calls our name

Loud and Soft Sounds:

• Loud sounds: Thunder, airplane, shouting
• Soft sounds: Whisper, rain drops, cat purring

Taking Care of Our Ears:

• Don’t put sharp objects in ears
• Keep ears clean and dry
• Avoid very loud sounds
• Don’t shout directly into someone’s ear
• Tell adults if ears hurt or feel blocked