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Seventh Grade (Grade 7) Earth Science Questions

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Grade 7 Atmosphere
Air pressure is measured with a(n)                .
  1. thermometer
  2. barometer
  3. anemometer
  4. psychrometer
Grade 7 Atmosphere
Grade 7 Rocks
Which is an example of a clastic sedimentary rock?
  1. Sandstone
  2. Iron Ore
  3. Gabbro
  4. Slate
Grade 7 Atmosphere
Grade 7 Rocks
Coal is considered a
  1. sedimentary rock.
  2. igneous rock.
  3. metamorphic rock.
  4. mineral.
Grade 7 Atmosphere
The atmosphere is made primarily of
  1. carbon dioxide.
  2. oxygen.
  3. nitrogen.
  4. argon.
Grade 7 Rocks
Chemical sedimentary rock forms when
  1. mechanical weathering occurs.
  2. there is an accumulation of plant or animal debris.
  3. dissolved materials precipitate from a solution.
  4. molten material cools and hardens.
Grade 7 Rocks
Grade 7 Atmosphere
Grade 7 Geology
The hardness of a mineral is measured by
  1. Augustine's soft scale.
  2. Einstein's hardness scale.
  3. the weight of the mineral.
  4. Moh's hardness scale.
  5. your fingernail.
Grade 7 Soil
The five factors that determine how soils develop are
  1. parent material, climate, vegetation, landscape, and time.
  2. animals, humus, weather, leaching, and volcanoes.
  3. sun, animals, humus, leaching, and earthquakes.
Grade 7 Oceanography and Hydrology
The most common source of energy for surface waves is
  1. wind.
  2. earthquakes.
  3. tides.
  4. volcanoes.
Grade 7 Historical Geology
The calendar of Earth's history is sometimes referred to as
  1. Geologic Time Scale
  2. Fossil Scale of Age
  3. Aged Geology Scale
  4. Periodic Calendar of Time
Grade 7 Rocks
An organic sedimentary rock forms when
  1. dissolved materials precipitate from a solution.
  2. there is an accumulation of plant or animal debris.
  3. mechanical weathering occurs.
  4. molten material cools and hardens.
Grade 7 Volcanoes
Grade 7 Tectonics
The collision of two oceanic plates creates
  1. mountain belts.
  2. convection currents.
  3. rift valleys.
  4. island arcs.
Grade 7 Soil
How does carbon enter the soil?
  1. through dead organisms
  2. through photosynthesis
  3. through cellular respiration
  4. through combustion
Grade 7 Tectonics
Scientists who measure earthquakes are called
  1. seismic scientists.
  2. seismometers.
  3. seismologists.
  4. earthquake technicians.
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