The Changing Earth
Chemistry
Magnetism & Electricty
Waves, Sound, Light
Astronomy
100
Any process that raises or builds up surface features of Earth
Constructive Force
100
Location of electrons in an atom
electron cloud
100
A current- carrying wire wrapped around an iron core
Electromagnet
100
The lowest point of a transverse wave
What is a trough?
100
The coolest stars in the sky are this color
What is red?
200
Any recognizable feature of the Earth's surface having a characteristic shape
landform
200
Matter made up of only one kind of atom
element
200
The flow of electric charge through a conductor
Electric current
200
The number of wavelengths that pass by a point each second.
What is frequency?
200
The galaxy in which we live
What is the Milky Way?
300
Most common type of mountain; contains anticlines and synclines
folded/ continental mountains
300
Negatively charged ion
anion
300
Device designed to open an overloaded circuit
Circuit Breaker
300
When waves change direction moving from one material to another.
What is refraction?
300
Where all stars begin
What is nebula?
400
Zone formed when two tectonic plates collide, and one plate sinks under another
Subduction Zone
400
Scientist that discovered the electron
J. J. Thompson
400
What voltage is necessary to run a 300W motor with a current of 150 amps?
Volts= 2v
400
Thick, clear jelly that helps give the eyeball its shape.
What is vitreous humor?
400
Object so dense that nothing, not even light, can escape
What is black hole?
500
Process by which material is dropped or settles. Creates sand dunes, beaches, and deltas
Deposition of Sediment
500
Number of electrons located in each of the first four energy levels
2, 8, 18, 32
500
Rapid movement of excess charge from one place to another
Electric Discharge
500
Detection of objects by bouncing sounds off them
What is echolocation?
500
Main sequence stars become this after using all the hydrogen in their core
What is red giant?
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