Solutions 5.12 and 5.13

Soil/Suelo

• a layer of soil that differs in color, texture, and composition from the layers above or below it

  
  

  una capa de suelo que difiere en color, textura y composición de las capas superiores o inferiores

• a part or element of a larger whole

  
  

  una parte o elemento de un todo más grande

• the loose, weathered material on Earth's surface in which plants grow.

  
  

  el material suelto y desgastado en la superficie de la Tierra en el que crecen las plantas.

• a dark covered substance that forms as plant and animal remains decay.

  
  

  una sustancia oscura cubierta que se forma a medida que la planta y el animal permanecen en descomposición.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which three things break down rocks (weather them)?

• Water

• Humans

• Wind

• Ice

Tags

NGSS.MS-ESS2-4

How can you tell the difference between two minerals?

• By their streak test and hardness

• By their color only

• By their grain size

• By where they were found

What is the primary factor that determines the solubility of a substance in a solution?

• Temperature

• Pressure

• Volume

• Density

Which of the following is a characteristic property of a solution?

• It scatters light

• It is heterogeneous

• It is a pure substance

• It is homogeneous

In a solution, the substance present in the largest amount is called the:

• Solute

• Solvent

• Solution

• Concentration

What happens to the boiling point of a solution when a non-volatile solute is added?

• It increases

• It decreases

• It remains the same

• It becomes zero

Which of the following is an example of a solid solution?

• Saltwater

• Brass

• Air

• Vinegar

What is the effect of pressure on the solubility of gases in liquids?

• Increases with increase in pressure

• Decreases with increase in pressure

• Remains constant

• Depends on the gas

Which law explains the relationship between the solubility of a gas and pressure?

• Boyle's Law

• Charles's Law

• Henry's Law

• Avogadro's Law