THE FIVE SENSES 5th grade

How many senses do we have?

• 1

• 4

• 6

• 5

Which organ is a muscle that makes the pupil bigger or smaller?

• Iris

• Lens

• Cornea

• Pupil

TRUE OR FALSE. Light enters our eye through the cornea and the pupil

• TRUE

• FALSE

TRUE OR FALSE. Nerve receptors in the retina send information along the optic nerve to our heart

• TRUE

• FALSE

TRUE OR FALSE. Our ear has four parts

• TRUE

• FALSE

TRUE OR FALSE. Sound waves enter the ear through the eardrum.

• TRUE

• FALSE

TRUE OR FALSE. Sound waves make the eardrum vibrate.

• TRUE

• FALSE

TRUE OR FALSE. The cochlea transforms the sound vibrations into musical signals.

• TRUE

• FALSE

Which organ sends the electrical signals to our brain?

• Eardrum

• Auditory nerve

• Semicircular canals

• Cochlea

TRUE OR FALSE. The semicircular canals help us keep our balance when we move

• TRUE

• FALSE