Cat 1
What unit do you measure force in?
You measure force in Newtons (N.).
Sedimentary rocks are made up of...
Smaller rocks that were compressed and cemented together.
What is volume?
Volume is how much space something takes up.
A medium is... (Scientific terms)
An object or surface that sound can travel through. (Ex. Metal, Water, Air)
The main two types of force are...
Pushing and pulling.
Amplitude is...
The distance between the crest (top) of the midpoint (middle) in a sound wave.
What is weight?
Weight is how much something weighs, or how heavy something is. It can change depending on gravity.
What are the three states of matter?
Solid, Liquid, and gas.
Pitch is...
How high or low a sound is.
The total amount of force being put on an object is the...
Net force.
What is the outer layer of Earth called?
The crust.
The difference between a rarefaction and a compression is... (Scientific Terms)
When an object vibrates the air particles spread out, which is a rarefaction. Compression is when those same particles retreat back and pack together.
Do lions make a high or low pitch noise when roaring?
They usually tend to make lower pitched sounds when roaring.
What causes sound?
Vibrations.
What is mass?
Mass is how many/much atoms an object takes up. It is different from mass.
What is an echo?
Sound waves that bounce of a surface before being heard.
What is the measurement used to measure the pitch of a sound?
Decibels/Hertz
Does sound travel faster in water or bricks?
Sound travels faster in water.
What is the inside of the Earth called?
The core.
A crest is the very top of a sound wave. The trough is the very bottom of a sound wave.