Chemistry and You Concept Check

What are three general reasons to study chemistry?

• To understand the natural world, to prepare for a career, and to become an informed citizen

• To learn a new language, to travel the world, and to become a chef

• To improve athletic skills, to learn history, and to become a musician

• To study mathematics, to become a pilot, and to learn painting

What are some outcomes of modern research in chemistry?

• Development of new materials, medicines, and energy sources

• Discovery of new planets, creation of new languages, and invention of new sports

• Improvement of ancient art techniques, development of new musical instruments, and creation of new dance forms

• Exploration of outer space, invention of new board games, and development of new fashion trends

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Which of the following is an example of how chemistry helps explain the natural world?

• Why apples turn brown when exposed to air

• Why the sky is blue

• Why birds migrate

• Why plants need sunlight

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Which of the following is a reason to study chemistry, according to the material?

• To prepare for a career

• To become a professional athlete

• To learn a new language

• To travel the world

Which job might require understanding chemistry even if the job title does not include the word "chemist"?

• Reporter

• Musician

• Artist

• Chef

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NGSS.HS-PS1-5

Which of the following is NOT a way you can influence the direction of scientific research?

• Voting

• Speaking in a public hearing

• Signing a petition

• Ignoring scientific issues

Explain how modern research in chemistry can benefit the environment. Provide an example to support your answer.

• By creating more waste products

• By developing technologies that reduce pollution or clean up environmental hazards

• By increasing the use of fossil fuels

• By discouraging recycling

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Why do chemists study the structure and properties of matter, according to the material?

• To make new materials with different or improved properties

• To increase the cost of materials

• To reduce the use of technology

• To eliminate the use of plastics

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Which of the following is NOT a concern related to the use of plastics?

• Supply of petrochemicals is limited

• Manufacture of plastics uses large amounts of energy

• Plastics are always recycled efficiently

• Unrecycled plastics remain in landfills for hundreds of years

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What general trend is shown by the data in the graph regarding waste production from 1960 to 2007?

• Waste production decreased over time.

• Waste production remained constant.

• Waste production increased over time.

• Waste production fluctuated randomly.

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NGSS.MS-ESS3-4