Unit 6 Environmental Ap

Use Figure 13-2. Which of the following increases in efficiency would save a typical household the most money?

• Increase heating efficiency by 3%

• Use 25% less energy for lighting

• Increase cooling efficiency by 12%

• Acquire appliances that are 10% more efficient

Tags

NGSS.HS-ESS3-2

NGSS.HS-ETS1-3

Use Figure 13-4. If the trend from 2006 to 2007 continued, approximately how many kWh would have been generated in 2008?

• 36 x 10⁶
• 36 x 10⁹
• 42 x 10⁹
• 68 x 10⁹

Tags

NGSS.HS-PS3-1

These types of power plants are primarily responsible for acid deposition (including acid rain)

• natural gas
• petroleum
• coal
• nuclear

Tags

NGSS.HS-ESS3-4

Which is NOT an example of biomass?

• wood
• crop leftovers (the part of the plant that isn't consumed)
• manure and/or trash
• petroleum

The world gets MOST of their energy through all of the following sources EXCEPT

• natural gas
• coal
• hydroelectric
• oil

What is an example of cogeneration?

• heat energy normally wasted is used to power a turbine

• a power plant that gets energy from both nuclear and hydroelectric

• a type of wind turbine that can be powered by wind or steam

• harvesting natural gas and petroleum from the same field

Tags

NGSS.HS-ESS3-2

NGSS.HS-ESS3-4

NGSS.HS-PS3-3

NGSS.HS-PS3-4

Nuclear energy generates ________ waste instead of _____________.

• radioactive, air pollutants
• air pollutants, ash
• CO2, uranium ore
• radioactive, uranium ore

Tags

NGSS.HS-ESS3-2

High level radioactive waste would be ____________. Low level radioactive waste would be ___________.

• uranium ore, carbon

• exhaust produced from the plant, spent fuel rods

• spent fuel rods, exposed clothing

• exposed clothing, spent fuel rods

Tags

NGSS.HS-PS1-8

What is the earliest stage of coal? (this has the least amount of energy and is the youngest)

• peat

• lignite

• bituminous

• anthracite

Which of these FOSSIL FUELS burns the cleanest?

• coal

• natural gas

• motor oil

• petroleum