Topic 6.3 (Schultz)

Which of the following best describes the conditions under which peat is formed?

• Partially decayed vegetation is placed under low-pressure, aerobic, acidic conditions.

• Partially decayed vegetation is placed under high-pressure, anaerobic, alkaline conditions.

• Partially decayed vegetation is placed under high-pressure, anaerobic, acidic conditions.

• Partially decayed vegetation is placed under low-pressure, aerobic, alkaline conditions.

In an apartment building, exhaust from a gas-powered electrical generator is captured to produce hot water to heat a swimming pool. Which of the following is illustrated by this process?

• Synergy

• Cogeneration

• Synfuels

• Energy recovery

Tags

NGSS.MS-PS3-3

Purity is a major factor in determining the type of coal used for energy. Which of the following types of coal are correctly paired with a description of its purity and common use?

• Anthracite is considered the highest grade coal because it is almost pure carbon, and it is often used for domestic heating.

• Coking coal is most widely available and contains 60-86% carbon, which makes it ideal for use in coal power plants.

• Steam coal has a high carbon content with low amounts of impurities, which makes it ideal for use in the steel industry.

• Lignite is the most mature and purest form of coal, and it is often used for large-scale power generation.

Which type of fuel would be found in this formation of sedimentary rock?

• Coal

• Petroleum

• Nuclear

• Natural gas

Tags

NGSS.MS-ESS3-1

Which type of fuel can be found in this formation of sedimentary rock?

• Coal

• Petroleum

• Nuclear

• Natural gas

Tags

NGSS.MS-ESS3-1