geo lab 11

1. two things we are viewing in lab: 

1. different structural and geomorphic features using satellite imagery

2. coupled with outcrop expressions of some of them

1. what does viewing the outcrop expressions of the features help with? 

1. better understand the 3-dimensionality of the features

1. how to zoom in and out on google earth: 

1. use a rotary wheel on mouse

2. click the plus or minus on the tool on the ride side of screen

3. right click and move mouse forward or backward

1. how do you slide / translate your position while keeping the same altitude and orientation? 

1. left click and move mouse in the direction you want to move

1. how do you change the angle of your point of view? 

1. hold the shift key down and move the mouse around

1. how do you change your point of view held constant from a certain elevation? 

1. hold the control key down and move the mouse around

1. how do you enter the street level view? 

1. left click and drag the person icon to the point that you want and release the mouse button 

1. what does the road look like if it is a location that has photography taken from a moving vehicle?

1. the road will show up a highlighted yellow

1. what does the orientation of a valley mean? 

1. direction in which a valley runs or extends along the Earth’s surface

2. north-south orientation → primarily runs north to south

1. how can you tell if a roadcut is igneous, sedimentary or metamorphic? 

1. igneous → lack layering or bedding

2. sedimentary → distinct layers

3. metamorphic → can display banding or foliation

1. how to tell if a volcano has been active recently: 

1. new lava flows, recent ash deposits, evidence of ground deformation