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WorksheetsGrade 11 Earth Science Rocks, Mining, Energy Review
Total questions: 15
Worksheet time: 3mins
What type of rock is formed from the cooling and solidification of molten magma or lava?
Sedimentary
Metamorphic
Igneous
Sulfurous
What mining technique might be most appropriate when the ore deposit is close to the surface and has a horizontal layout?
Subsurface mining
Strip mining
Open-pit mining
Placer mining
Fracking is _________
a subsurface mining method
a way of accessing a geothermal hotspot
another term for strip mining
a process of extracting natural gas
What type of coal has the highest carbon content and is the most energy-efficient?
Anthracite
Lignite
Bituminous
Peat
Which of the following is NOT a part of the rock cycle?
Weathering
Melting
Cementation
Extraction
Which rock is extrusive, mafic?
Lignite
Basalt
Andesite
Obsidian
Which of the following energy sources does the Philippines depend on the most?
Coal
Oil
Hydropower
Geothermal
Because of its low carbon emissions, nuclear is considered a renewable energy source.
TRUE
FALSE
Which of the following is NOT extracted from mining?
Gravel
Iron
Salt
All the options listed are extracted from mining.
What physics concept is utilized in most electrical generators?
Propagation
Dilation
Induction
Convection
When this buried organic matter is subjected to additional heat, pressure, and time, it turns into oil and gas.
Pitch
Peat
Kerosene
Kerogen
Natural gas is primarily composed of
Methane (CH4)
Ethane (C2H6)
Butane (C4H10)
Propane (C3H8)
Which of the following is considered a metamorphic rock?
Conglomerate
Amphibolite
Gabbro
Dolomite
Which of the following is considered a sedimentary rock?
Obsidian
Rhyolite
Schist
Sandstone
Which of the following can be considered an ore deposit?
A gold nugget I found while swimming on the beach
The Earth's core
Copper wire
Gravel near a river bank
