Chapter 23 Review

Climate change is defined as

• The sudden change in temperature for a short period of time.
• The increase in the number of sunny days in a region.
• The growth of plants due to excessive rainfall.
• The long-term alteration of temperature and typical weather patterns in a place.

Fossil fuels are what kind of resource?

Energy from solar, wind, and water are what kind of resource?

Which is NOT a cycle of matter?

• Water cycle
• Carbon cycle
• Nitrogen cycle
• Rock cycle

The conversion of nitrogen gas (N2) to ammonia is called

• Nitrogen fixation
• Nitrogenation process
• Ammonification
• Nitrogenation

Process in which elements, chemical compounds, and other forms of matter are passed through the environment

• Geological cycle
• Atmospheric cycle
• Biogeochemical cycle
• Hydrological cycle

Global warming is due to 

• Greenhouse gases
• Nitric and sulfuric acids
• CFCs
• Ozone depletion

What is greenhouse effect?

• warm atmosphere around Earth caused by trapped sun's radiation

• absorbs and emits radiant energy from the sun

• increased carbon in the Earth's atmosphere

• increasing Earth's temperature

Which are the processes that release carbon back into the atmosphere as carbon dioxide?

• Animal respiration

• Photosynthesis

• burning fossil fuels

• decomposition

What is an ecological footprint?

• An ecological footprint is a musical instrument
• An ecological footprint is a weather phenomenon
• An ecological footprint is a type of shoe
• An ecological footprint is a measure of human demand on the Earth's ecosystems.