Plate Tectonics
3 years ago
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20 QuestionsShow answers
  • Question 1
    30 seconds
    Q. Early observers thought continents may have been joined based on what observations
    answer choices
    rocks and fossils
    earthquakes.
    magnetism.
    coastline
  • Question 2
    30 seconds
    Q. A German scientist Alfred Wegener was the first to hypothesize that ...........
    answer choices
    Continents were once joined
    The sea floor is spreading
    Continents are moving
    The Earth's magnetic pole flips
  • Question 3
    30 seconds
    Q. Pangaea was an ancient supercontinent made up of...
    answer choices
    America, Greenland, and Europe.
    Antarctica, India, and America.
    all of Earth’s continents.
    South Africa, India, Australia, and South America.
  • Question 4
    30 seconds
    Q. Evidence used by Wegener to supported his idea of continental drift included
    answer choices
    Ocean rocks and sediments
    Ocean floor topography
    Magnetic isochron patterns
    Climatic data
  • Question 5
    30 seconds
    Q. Wegener suggested that coal beds discovered in Antarctica indicated that this continent was
    answer choices
    once under water
    always  frozen
    once near the equator
    part of Africa
  • Question 6
    30 seconds
    Q. One of the fossils Wegener used to support his hypothesis of continental drift was
    answer choices
    Glossopteris
    Trilobite
    insects in tree amber
    ammonite molds
  • Question 7
    30 seconds
    Q. Peer scientists reviewing Wegener’s hypothesis of continental drift rejected his notion because
    answer choices
    His evidence was too few to make a valid conclusion 
    He did not explain how continents move and what moves them
    His evidence was not clear in showing  how continents were joined
    He lied by including false evidence
  • Question 8
    30 seconds
    Q. The rejection of Mr. Wegener's hypothesis  teaches us that
    answer choices
    Indirect evidence is not sufficient to prove a hypothesis
    Direct evidence is hard to find 
    Hypotheses are hard to prove
    Scientists of the early 1900s were not smart enough
  • Question 9
    30 seconds
    Q. Evaluating the relationship between scientific laws, theories, and hypothesis, one can say
    answer choices
    Scientific hypothesis can became laws
    Scientific theories can became laws
    Scientific laws can be changed
    Scientific hypothesis can became theories
  • Question 10
    30 seconds
    Q. Where are most divergent boundaries located?
    answer choices
    Along the middle of most ocean floors
    Along the margins of most continents
    Across the middle of many continents
    All the above options are correct
  • Question 11
    30 seconds
    Q. The Himalayan mountains have some of the highest peaks like Mt. Everest, on which type of convergent boundary are they located?
    answer choices
    Oceanic/Continental
    Oceanic/Oceanic
    Continental/Continental
    None of the above
  • Question 12
    30 seconds
    Q. What type of features are associated with a divergent boundary?
    answer choices
    Rift valleys
    Volcanic mountains
    Fold mountains
    Fault block mountains
  • Question 13
    30 seconds
    Q. The mechanism that moves continents is based on heat energy moving by
    answer choices
    Radiation in the core
    Conduction in the lithosphere
    Convection in the Asthenosphere
    None of these options is true
  • Question 14
    30 seconds
    Q. What type of rock makes most of the oceanic crust
    answer choices
    Sedimentary
    Basalt
    Metamorphic
    Limestone
  • Question 15
    30 seconds
    Q. How do modern scientists measure and calculate the speed at which the continents are moving
    answer choices
    The speed of continents cannot be calculated
    Measure the distance between opposite continents and divide by a million years
    Measure the width of a continent and divide by the time in one year
    Measure the distance and time between isochrones and calculate the speed
  • Question 16
    30 seconds
    Q. The San Andréa fault in California is one example of a...  
    answer choices
    Divergent boundary
    Convergent boundary
    Transform boundary
    All of the above
  • Question 17
    30 seconds
    Q. Los Angeles and San Francisco are cities on opposite sides of the San Andreas transform boundary. Suggest how both cities will be like at some point in future
    answer choices
    Furthest north and south apart than now
    At the same positions as today
    Drift apart away from the fault line
    Side by side somewhere between them now
  • Question 18
    30 seconds
    Q. What two mechanisms do scientists think help convection currents in mantel move plates?
    answer choices
    Ridge push and Slab pull
    Normal and Reversed magnetism
    Action and Reaction tectonic forces 
    Gravitational and Rotational pull
  • Question 19
    30 seconds
    Q. Which of these phenomenon is not directly cased by plate tectonics 
    answer choices
    Volcanic eruptions
    Earthquakes
    Tsunamis
    Landslides
  • Question 20
    30 seconds
    Q. Is Pokémon real? 
    answer choices
    Yes
    No
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