multiple questions I will give you 33 points so help me

1. What does the theory of plate tectonics say about the earth’s surface?


A. The earth is one solid piece.


B. The earth is mostly covered in water.


C. The earth is broken into many pieces.


D. The earth is very thick.


2. Plate tectonics explains which of the following?


A. the tides


B. storms


C. trenches


D. land attrition


3. Alfred Wegener suggested that earth’s continents are moving. Which evidence supports this theory?


A. similarities in human fossils


B. revolution of the Earth


C. different types of rocks on opposite coasts


D. close geometric correspondence of continental coastlines


4. What happens in a convection cell?


A. Hot, less dense material moves horizontally, while cold, dense material moves vertically.


B. Hot, less dense material rises and cold dense material also rises.


C. Cold, dense material sinks while hot, less dense material rises.


D. Cold, dense material moves horizontally, while hot, less dense material moves vertically.


5. What can happen when the earth’s plates slide past each other?


A. A rift valley forms.


B. An earthquake occurs.


C. A volcano forms.


B. The ocean floor spreads.


6. A central crack forms where a thin section of earth’s crust breaks and molten rock seeps out. Which geologic feature would result from this?


A. valley


B. a volcano


C. a glacier


D. a fossil


7. Which geologic feature occurs at a convergent boundary?


A. an earthquake


B. an ocean valley


C. a rill


D. a river


8. What can cause an earthquake?


A. buildup of pressure between tectonic plates


B. hard collisions between tectonic plates


C. extreme rock deformation


D. buildup of magma