Many materials make up a framework of a house. Which materials generally bears most of the weight of the structure?

• wood posts and beams

• glass windows

• bricks or stones around a fireplace

• soft materials like insulation

A slanted shape for a roof is useful because....

• it helps trap heat inside

• it helps water drip down the roof, not through the roof

• it is easier to construct than a flat roof

• it has less surface area

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NGSS.MS-ETS1-1

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Which material is most effective for insulating a building to prevent heat loss?

• Fiberglass

• Concrete

• Glass

• Steel

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What is the primary purpose of a vapor barrier in building construction?

• To prevent moisture from entering walls

• To support the structural integrity

• To enhance electrical conductivity

• To provide soundproofing

Which of the following is a renewable energy source that can be integrated into building designs?

• Solar panels

• Natural gas

• Coal

• Nuclear power

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NGSS.HS-ETS1-2

What scientific principle explains why hot air rises in a building?

• Convection

• Conduction

• Radiation

• Evaporation

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Which type of light bulb is most energy-efficient for general maintenance in buildings?

• LED

• Incandescent

• Halogen

• Fluorescent

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NGSS.MS-ETS1-2

What is the role of a circuit breaker in a building's electrical system?

• To prevent electrical overload

• To increase voltage

• To store electrical energy

• To convert AC to DC

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NGSS.MS-ETS1-2

Which of the following materials is best for soundproofing a room?

• Acoustic foam

• Glass

• Metal

• Plastic

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What is the main advantage of using steel beams in building construction?

• High strength-to-weight ratio

• Low cost

• Aesthetic appeal

• Ease of installation