Vocab
Energy that comes from the Sun
Solar Energy
A rock that contains valuable minerals or metals that can be mined is called __________________.
Ore
Which resource takes millions of years to form?
A. Wind Energy
B. Solar Energy
C. Fossil Fuel
D. Hydroelectric Energy
Fossil Fuel
Which of the following renewable energy resources comes from underground?
A. geothermal energy
B. hydropower
C. wind power
D. solar power
geothermal energy
True or False
Desalination removes salt from ocean water.
True
Energy produced when atoms split
Nuclear Fission
Water found underground between soil and rock is called __________________.
Ground Water
Which fuel formed from ancient plants and animals over millions of years?
A. Hydroelectric Energy
B. Solar Energy
C. Fossil Fuel
D. Wind Energy
Fossil Fuel
Which of the following is not an effect of our growing population’s use of fossil fuels?
A. The distribution of these resources is changing.
B. The amount of carbon dioxide in the atmosphere is increasing.
C. The resources are now being replaced faster than they are being used.
D. Political conflicts occur over control of these resources.
The resources are now being replaced faster than they are being used.
True or False
Groundwater is found in rivers and lakes.
False
Energy created by moving water, often at dams
Hydroelectric Energy
Energy produced from plants, animals, and organic materials is called __________________.
Bioenergy Resources
Petroleum is mainly used to make:
A. Wood
B. Sand
C. Rocks
D. Gasoline and plastics
Gasoline and plastics
Which of the following statements about minerals and ores is true?
A Minerals are deposits of valuable ores.
B Minerals are products that are made from ores.
C Minerals form from solutions, but ores form from volcanoes.
D All ores are minerals, but not all minerals are ores.
All ores are minerals, but not all minerals are ores.
Most fresh water on Earth is
A in the atmosphere as water vapor.
B found on the surface in lakes and rivers.
C locked up in ice.
D located underground.
locked up in ice.
Energy from heat inside the Earth
When atoms form a repeating pattern to create crystals, they __________________.
Crystallize
Explain how minerals can form.
Minerals can form when melted rock cools, when water evaporates leaving crystals behind, or when minerals form from hot solutions.
Fossil fuels are _____________________ resources that are ____________ distributed on Earth.
Nonrenewable
unevenly
Which of the following is a drawback of biofuels such as ethanol?
A The energy ethanol can provide is about the same as the energy required to make it.
B It is much more expensive than gasoline.
C There are few places where plants used to make ethanol can be grown.
D When it is burned, ethanol produces even more emissions
The energy ethanol can provide is about the same as the energy required to make it.
Liquid fossil fuel used to make gasoline and plastics
Petroleum
The process of removing salt from ocean water so it can be used as fresh water is called __________________.
Why are nonrenewable resources important but limited?
Nonrenewable resources are important because they provide energy and materials people use every day, but they are limited because they take millions of years to form.
Many minerals are formed from __________________as water ______________________.
solutions
evaporates
Factors such as precipitation_____________________, and surface features determine where surface water can form on Earth.
evaporation