Vocabulary
How high or low a sound is
pitch
What is a medium?
Something that sound travels through (A solid, liquid or gas)
True or False: Humans can hear all sounds.
False
The flow of energy from producers to decomposers is called a _____ _____.
food chain
How loud or soft a sound is
volume
High Frequency = _____ ______
High Pitch
The male part of the flower that holds up the anther
filament
Would sound travel faster through a swimming pool, an empty field or a wall?
A wall (solid)
The larger the object, the _____ the pitch
lower
Why should an experiment be performed multiple times?
To check for mistakes and accuracy
Why is there no sound in space?
There is no matter (air), so there is no medium to travel through.
Volume is measured in _____.
Decibals
What is an omnivore
An animal that eats plants and meat
What is an area called that has no matter, therefore there is no sound
vacuum
When I change my voice from low pitch to high pitch, what am I doing to the sound wave?
Making the wave vibrate faster which mean there is a higher frequency and higher pitch
Pitch is measured in _____.
Hertz
What is a molecule
Any atoms bonded together