Matter
What is Matter?
Matter is anything that has mass and takes up space.
What is mass?
The amount of matter in an object.
What is sound?
A form of energy you can hear.
WHat is pitch?
How high or low a sound is.
How can a liquid be changed to a solid?
through cooling
Name a solid.
answers will vary
What is volume?
the amount of space an object takes up
What is vibration?
A rapid back and forth movement
What is volume?
How loud or soft a sound is.
Rust is an example of what kind of change?
chemical change
What is a gas?
Has no definite volume or shape.
What is a physical property?
Anything about an object that can be observed with your senses.
To bounce back waves when they hit a surface.
How does sound travel?
Sound travels in waves through materials, in all directions.
Melting a chocolate bar is an example of what kind of change?
physical change
What is a liquid?
A state of matter that has a definite volume and takes the shape of its container.
What is a physical change?
When matter changes but does not form something new.
What is an echo?
A sound wave that reflects clearly enough that it can be heard again.
Why might you need an audiologist?
An audiologist helps with hearing problems, but can also help with balance problems.
Name three ways to cause vibrations that produce sound?
Name a mixture.
answers will vary
What is a chemical change?
A change in matter that results in a new kind of matter.
What does it mean to absorb sound?
To take in sound waves so they are not reflected.
Sound travels fastest through solids.
Explain if a cello ( with long strings) or a violin (with short strings) would produce a higher pitch?
Violins have shorter strings, so they vibrated faster which produces a higher pitch.