Sound
Electricity and...
States of Matter
Skeleton & Muscles
100
How does sound travel?
As vibrations through a medium (solid, liquid, or gas).
100
A simple circuit is made up of what 3 things?
1) Cell
2) Wire
3) Light bulb
100
What is temperature?
How hot or cold something is.
100
What is this?
Skull
200
Define "pitch".
How high or low a sound is.
200
What is the most common conductor used in cables and wires?
Copper.
200
What scientific instrument measures
how hot or cold something is?
Thermometer
200
Where are blood cells made?
Inside bones.
300
Define "volume".
How LOUD or quiet a sound is.
300
Define "mains electricity" and give three (3) examples of things that use it.
Electricity from a socket.
300
What is the unit of measurement for heat?
Degrees Celsius (Example: 100o C)
300
Your heart and lungs are protected by what part of your body?
Rib cage
400
Which instrument makes the lowest pitch?
The instrument on the left because bigger things make lower pitches and smaller things make higher pitches.
400
What is happening? (one word)
Melting (changing from a solid state to a liquid state).
400
Johanna has three (3) identical containers. She pours a solid into one, a liquid into another, and gas into the third. Describe what happens in each container.
The solid maintains its shape. The liquid takes the shape of the container. The gas completely fills the container.
400
Name at least two (2) functions of the skeleton.
1) Protects organs.
2) Provides support.
3) Makes blood cells.
500
What is the unit of measurement for sound? Include the name AND the abbreviation.
decibels (dB)
500
Give five (5) examples of insulators.
rubber, wood, glass, paper, cloth/fabric, leather, foam, plastic
500
500
What is the difference between a shoulder joint and an elbow joint?
The shoulder has more range of motion and looks like a ball.
