Show:
Earthquakes
Volcanoes
Earth's Past
Exploring Space
100
a break in rock, created by earthquakes
What is a fault?
100
mountain formed when layers of lava and ash erupt and build up
What is a volcano
100
remains or traces of things living in the past
What is a fossil?
100
the arrangement of electromagnetic radiation by wavelength
What is the electromagnetic spectrum?
200
vibrations produced by breaking rock
What are seismic waves
200
type of volcano formed by quiet eruptionsv
What is a shield volcano
200
type of rock most likely to contain fossils
What is sedimentary rock?
200
low energy electromagnetic radiation has ____ wavelengths, and high energy EM radiation has ___ wavelengths
What are long and short?
300
measure of the energy produced by an earthquake at this point (2 terms)
What are magnitude and focus
300
type of volcano formed by explosive eruptions
What is a cinder cone volcano
300
determining the age of rock layers by their position
What is relative dating?
300
type of telescope in which light passes through convex lenses
What is a refracting telescope?
400
forces on rock must exceed this to create earthquakes
What is the elastic limit
400
_________ becomes ________ when it flows out of a volcano
What are magma and lava?
400
using properties of atoms in rocks and other objects to find their ages
What is absolute dating?
400
type of telescope which uses mirrors to collect light
What is a reflecting telescope?
500
types of seismic waves from fastest to slowest
What are P waves, S waves, and surface waves
500
factors in magma that determine whether explosions will be quiet or explosive (3)
What are amount of water, dissolved gases, and silica in the magma
500
gaps in the rock record
What are unconformities
500
type of telescope which collects and records radio waves given off by some objects in space
What is a radio telescope?