Science: How do our senses help us gather information?

What part of the body helps us hear?

• Eyes

• Ears

• Nose

• Tongue

Label this part of the ear?

• Pinna

• Ear Canal

• Ear Drum

• Cochlea

What are these 3 tiny bones called

• Pinna

• Ear Canal

• Ossicles

• Cochlea

Which of the following can damage our ears?

• Eating too much sugar

• Listening to loud music

• Watching TV

• Reading in the dark

What should we use to protect our ears in noisy places?

• Sunglasses

• Gloves

• Headphones

• Earplugs

How is sound created?

• Through light

• With water

• By colours

• By vibrations

Sound is measured in _________________?

• kilometres (km)

• amps (A)

• decibels (dB)

• newtons (N)

Tim wants to change the pitch of his guitar. He should:

• paint the guitar a different colour.

• tighten or loosen the strings.

• hit the chords harder.

• use a guitar pick.

What does ‘pitch’ mean in sound?

• How high or low it sounds.

• How loud it is.

• How fast it travels.

• How soft it is.

A reflective surface is:

• a surface that absorbs light.

• a rough surface.

• a soft surface.

• a smooth shiny surface that reflects light.