APES Chapter 2

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If a solar photovoltaic panel produces 1,000 watts of electrical energy and is active for 12 hours each day, how many kWh of electricity will be produced in a week?

8 kwh

Which of the following is an organic compound? Question options: NH3 CH4 H2O NaCl CO2

CH4

Which of the following will be most likely to return to steady state after a disturbance? Question options: an open system with many inputs and outputs a system with the same number of positive and negative feedback loops a closed system a system with mostly negative feedback loops a system with mostly positive feedback loops

a system with mostly negative feedback loops

The chemical bond that forms from the attraction of sodium ions and chlorine atoms in table salt (NaCl) is called

an ionic bond

A terminal lake like Mono Lake is an example of Question options: a closed system in steady state. an open system with only outputs. an open system with both inputs and outputs. an open system with only inputs. a closed system.

an open system with both inputs and outputs

Which of the following has the highest pH? Question options: bleach acid rain seawater cola beverage pure water

bleach

Which of the following is NOT a property of water that allows it to support life?

high viscosity

A car traveling down the highway represents Question options: chemical energy. entropy. potential energy. kinetic energy. electromagnetic radiation.

kinetic energy

If two atoms of an element are isotopes, then they have a different

number of neutrons

Which of the following is NOT a macromolecule?

organelles

Entropy is

the randomness of a system

The concept of energy efficiency is used to quantify Question options: the first law of thermodynamics. conservation of matter. the second law of thermodynamics. the third law of thermodynamics. energy quality.

the second law of thermodynamics


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