Some games to cheer you up

CHAPTER 1:

Sensory organ Types of sense Stimulus detected

Skin TouchTouch, pressure,

pain, cold and heat

Nose Smell Chemical substances

Tongue Taste Chemicals

Ear Hearing and balance Sound

Eye Sight Light

Relationship between stimuli and senses to sensory organs

SKIN

Touch

Touch, pressure, pain,cold heat

EARS

Hearing and balanc

esound

s

TONGUE

Taste

chemicals

NOSE

Smell

Chemicals

substances

EYES Sight

Light

Experiment 1.1:

Sensory organs and their function

Objective : To show the relation between the five sensory organs and their stimuli.Materials:Icing sugar, fine salt, vanilla essence, oats, acid chlorideApparatus:Test tubes, evaporating dishes, litmus paper, beaker, dropperProcedures:•The activities given in the table below are carried out and observations are recorded.•Table 1.1 to be completed to show the relation between the sensory organs and their stimuli.

1. Skin – touch, heat, cold, and pressure

2. Nose – smell3. Tongue – taste4. Ears – sounds5. Eyes - light