What is an aquifer?
Layers of rock (like sandstone) that hold water. Water enters aquifers when rain and melted snow soak into the ground.
What is the name of the technology that uses tides to generate energy?
Tidal barrage
Name one challenge of using water powered technology for energy
Waves are not consistently forceful in all parts of the world, the technology is very expensive, can destroy marine life habitats, can displace people
Name two reasons why some places in the world experience water shortages
Few natural rivers/lakes, growing population, drought reduces water supply, climate change may make water harder to access
What kind of rays do our layers of atmosphere protect us from?
UV (ultraviolet) rays
Define air pollution
Harmful particles or chemicals in the air
Name one source of air pollution
Vehicles, factories, natural events (wildfires, volcanoes)
Name one challenge of using wind powered technology for energy
Requires strong, steady winds which can be inconsistent, not suitable for all locations and wind turbines can affect scenery and wildlife such as birds and bats
Define the term heatwave
A period of unusually hot weather which is abnormal for the typical weather patterns
Name two impacts of heatwaves
Damaging crops and livestock, lead to food shortages and loss of income, cause droughts, force people to leave their homes to find water, food, and healthcare
Name one challenge of using solar powered technology for energy
Requires large areas of space, does not work at night, weather, seasons, and location affect sunlight availability making it not reliable in those locations
