What type of person protects Earth's natural environment?
What is an Environmentalist?
100
Name an example of a fossil fuel.
What is petroleum (oil), natural gas OR coal?
100
Name an area that saw major advances in technology in the 20th century.
What is space travel OR communication?
100
a city region with ten million or more people
What is a megacity?
200
Increasing population in many cities does not result in less _________________.
What is pollution?
200
What is an example of how humans do NOT harm the environment?
What is conservation?
200
Why are fossil fuels considered nonrenewable resources?
What is they cannot be easily replaced?
200
Were satellites used to make more powerful desktop computers?
What is no?
200
Just enough babies are being born to balance population loss
What is zero population growth?
300
Population grows the fastest in which type of countries?
What is developing countries?
300
One solution people have found for pollution control is to do this
What is recycling?
300
What type of resource is used to produce hydroelectricity?
What is renewable? (water)
300
State the main goal of the Human Genome Project.
What is identifying the causes of diseases?
300
Scientists who study population trends
What are demographers?
400
France has been affected in many ways by immigration from North African colonies. One way is that more people in France now attend ____________ than churches.
What is mosques?
400
Name one of the things the U.S. government has done to protect the environment.
What is passed laws to reduce pollution OR passed laws to protect animals (endangered species)?
400
Name one characteristic of a perfect energy source.
What is nonpolluting?
400
Name one technological accomplishment in medicine that has NOT yet been made.
What is the cure for AIDS?
400
chemicals that are used to kill pests such as insects
What are pesticides?
500
During the greenhouse effect, ______________ helps trap heat radiated from Earth's surface.
What is carbon dioxide?
500
a gradual increase in the average temperature of Earth's surface
What is global warming?
500
Name one effect of using nuclear energy.
What is radioactive waste?
500
a large satellite that serves as a scientific base, a refueling station for spacecraft, or a launch pad for other satellites
What is a space station?
500
formed long ago deep in the earth from rotting plants and animals