Answer the following question given this paragraph: First, light passes through the cornea of the eye. The cornea is a clear, protective covering on the outside of the eye. Q: What is the clear, protective covering on the outside of the eye? Choices: - retina - vitreous fluid - iris - cornea A:
cornea
Answer the following question given this paragraph: Take a close look at this gorilla hand. The similarities to a human hand are remarkable. Comparing anatomy, and characterizing the similarities and differences, provides evidence of evolution. Q: Comparing anatomy, and characterizing the similarities and differences, provides evidence of what process? Choices: - regression - devolution - emergence - evolution A:
evolution
Q: Answer the following question given this paragraph: Some of the problems associated with intensive irrigation include all but. Q: What is the supply of water to land or crops to help growth called? Choices: - drainage - absorbtion - precipitation - irrigation A:
A: irrigation
Question: Answer the following question given this paragraph: Electrons are located at fixed distances from the nucleus, called energy levels. You can see the first three energy levels in the Figure below . The diagram also shows the maximum possible number of electrons at each energy level. Q: Electrons are located at fixed distances from the nucleus, what are they called? Choices: - Energy layers - Positive levels - energy concentrations - energy levels A:
Answer: energy levels
*Question*
Answer the following question given this paragraph: Reactions can proceed by themselves if they are exergonic or exothermic, that is if they release energy. The associated free energy of the reaction is composed of two different thermodynamic quantities, enthalpy and entropy. Enthalpy is a measure of the total energy of a thermodynamic system. The change in enthalpy is positive in endothermic reactions, and negative in exothermic processes. Q: Enthalpy is a measure of the total energy of what kind of system? Choices: - macroscopic - planetary - hypodermic - thermodynamic A:
**Answer**
thermodynamic
Q: Answer the following question given this paragraph: New land can be created by volcanic eruptions. Q: New land can be created when what happens to a volcano? Choices: - it evolves - it dies - it stays dormant - it erupts A:
A: it erupts