| Sound A | Sound B | Sound C | Light A | Light B |
| 10 | 10 | 10 | 10 | 10 |
| 20 | 20 | 20 | 20 | 20 |
| 30 | 30 | 30 | 30 | 30 |
| 40 | 40 | 40 | 40 | 40 |
| 50 | 50 | 50 | 50 | 50 |
| Final Question | ||||
In one word, what is sound created by?
In one word, what is sound created by?
Vibrations
How does sound travel?
How does sound travel?
Sound travels in waves (sound waves).
If a sound is shrill and piercing, like a whistle, is it low-pitched or high-pitched?
If a sound is shrill and piercing, like a whistle, is it low-pitched or high-pitched?
High-pitched
Would a sound with rapid vibrations be low-pitched or high-pitched?
Would a sound with rapid vibrations be low-pitched or high-pitched?
High-pitched
If a sound is deep and rumbling, is it low-pitched or high-pitched?
If a sound is deep and rumbling, is it low-pitched or high-pitched?
Low-pitched
What do whales, dolphins and bats use to find their way around?
What do whales, dolphins and bats use to find their way around?
Echolocation
What is another word for echolocation?
What is another word for echolocation?
Sonar
Do sound waves of low-pitched sounds have a high or low frequency?
Do sound waves of low-pitched sounds have a high or low frequency?
Low frequency
What scientific unit measures the volume of sound?
What scientific unit measures the volume of sound?
Decibels (dB)
What word refers to sounds so low that humans cannot hear them?
What word refers to sounds so low that humans cannot hear them?
Subsonic
When we speak, what do our vocal cords do?
When we speak, what do our vocal cords do?
Vibrate
What is the organ of hearing?
What is the organ of hearing?
Ear
What is the best way to protect your ears if you must attend a loud concert?
What is the best way to protect your ears if you must attend a loud concert?
Wear ear plugs or sound-blocking headphones
True or False: The sound of a jet taking off is at or above the human pain threshold level for sound?
True or False: The sound of a jet taking off is at or above the human pain threshold level for sound?
True
Loud sounds become dangerous at which exact decibel level?
Loud sounds become dangerous at which exact decibel level?
130 dB
True or False: Light is a type of energy.
True or False: Light is a type of energy.
True
A black 'hole' in the eye that lets light in is called....
A black 'hole' in the eye that lets light in is called....
Pupil
True or False: White light can be split up into the colours of the rainbow.
True or False: White light can be split up into the colours of the rainbow.
True
A transparent cover that protects the eye is called....
A transparent cover that protects the eye is called....
Cornea
Another word for the bending of light rays is....
Another word for the bending of light rays is....
Refraction
Objects that let all the light through are....
Objects that let all the light through are....
Transparent
Objects that do not let any light through are....
Objects that do not let any light through are....
Opaque
When sunlight passes through water droplets in the air, you might get this to form....
When sunlight passes through water droplets in the air, you might get this to form....
Rainbow
True or False: When light reflects off a mirror, it travels back on the same path it came.
True or False: When light reflects off a mirror, it travels back on the same path it came.
False (Law of Reflection)
This was used to tell time before watches were invented....
This was used to tell time before watches were invented....
Sundial
Does sound travel faster through solids, liquid or air?
Does sound travel faster through solids, liquid or air?
Solids
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