Ques: Answer the following question given this paragraph: Effusive eruptions rarely kill anyone because they move slowly. People can usually be evacuated before an effusive eruption. Still, effusive eruptions can be destructive. There is not much anyone can do to stop a lava flow from destroying a building or road ( Figure below ). Q: Why do effusive eruptions rarely kill anyone? Choices: - They are minor - They occur rarely - They are low temperature - they move slowly A:
Ans: they move slowly

Ques: Answer the following question given this paragraph: A food chain is a simple diagram that shows one way energy flows through an ecosystem. You can see an example of a food chain in Figure below . Producers form the base of all food chains. The consumers that eat producers are called primary consumers. The consumers that eat primary consumers are secondary consumers. This chain can continue to multiple levels. Q: What term is used to describe a simple diagram that shows one way energy flows through an ecosystem? Choices: - water cycle - food pyramid - fuel chain - food chain A:
Ans: food chain

Ques: Answer the following question given this paragraph: A vapor light also produces visible light by electroluminescence The bulb contains a small amount of solid sodium or mercury as well as a mixture of neon and argon gases. When an electric current passes through the gases, it causes the solid sodium or mercury to change to a gas and emit visible light. Sodium vapor lights, like the streetlight pictured in the Figure below , produce yellowish light. Mercury vapor lights produce bluish light. In addition to lighting city streets, vapor lights are used to light highways and stadiums. The bulbs are very bright and long lasting so they are a good choice for these places. Q: When electricity is passed through solid sodium it changes into what and gives off light? Choices: - plasma - liquids - hydrocarbons - gas A:
Ans: gas

Ques: Answer the following question given this paragraph: Pedigree for Color Blindness. Color blindness is an X-linked recessive trait. Mothers pass the recessive allele for the trait to their sons, who pass it to their daughters. Q: What type of x-linked trait is color blindness? Choices: - conscientiousness trait - dominant - predominant - recessive A:
Ans:
recessive