plate tectonics
seasons/moon phases
star classification
weather map/topographical maps
space/EMS
100
mid ocean ridge
What land is form when two plate boundaries split apart?
100
full moon
What type of moon is it when the whole moon is visible?
100
hr diagram
What diagram can show you how hot is a star
100
the smallest circle
What is highest point of elevation on a topographical map?
100
suns magnetic pull
What keeps the planets alined
200
trench
What land from is made when there is a convergent boundary?
200
new moon
What type of moon is it called when the whole moon is not in the sky?
200
hertzsprung-russell
What does hr mean in hr diagram?
200
the biggest circle
What is the lowest elevation?
200
radio telescopes
What type of telescope can look at planets,comets,and giant clouds of gas?
300
earthquakes
What disaster happens when there is a transform boundary?
300
shorter
During the northern autumn season the days get _______
300
plots stars temperature vs. brightness
What does a hr diagram do?
300
cold front
What type of front moves faster?
300
visible light waves
What type of waves are we allowed to see?
400
cause they are on plates that float on magma
What is the reason the continents grew apart?
400
longer
When spring starts days tend to get ________
400
blue or blue-white
What is the hottest star color?
400
warm front
Which type of front is slower ?
400
light years
What type of measuring units are used to measure distance between stars?
500
pangea
What was the mega continent called that had all the continents put together?
500
when the earth tilt on its axis
Why does the earth have seasons?
500
red
What is the coolest star color?
500
low pressure
What type of pressure starts a warm front?
500
true
true or false electromagnetic waves have different wave lengths.
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