Analyzing Material Test Results - 2nd Grade Science
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Which material is best for a window if it lets the most light through in a test?
Which material is best for a window if it lets the most light through in a test?
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The material with the highest light transmission. Windows need transparency, so more light transmission is better.
The material with the highest light transmission. Windows need transparency, so more light transmission is better.
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Which material is best for a boat if it floats the longest without sinking in a water test?
Which material is best for a boat if it floats the longest without sinking in a water test?
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The material that stays floating the longest. Boats need buoyancy to stay afloat for their intended use.
The material that stays floating the longest. Boats need buoyancy to stay afloat for their intended use.
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Which material is best for a bridge model if wood holds more weight than paper in the same test?
Which material is best for a bridge model if wood holds more weight than paper in the same test?
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Wood. Bridges need strength to support weight, which wood provides better.
Wood. Bridges need strength to support weight, which wood provides better.
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Which material is best for a cushion if foam is soft and wood is hard?
Which material is best for a cushion if foam is soft and wood is hard?
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Foam. Cushions need softness for comfort, which foam provides.
Foam. Cushions need softness for comfort, which foam provides.
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Which material is best for a raincoat if cotton absorbs water and plastic does not absorb water?
Which material is best for a raincoat if cotton absorbs water and plastic does not absorb water?
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Plastic. Waterproof materials keep rain out, making plastic the better choice.
Plastic. Waterproof materials keep rain out, making plastic the better choice.
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Which option is the best decision rule if the purpose is “hold the most weight without breaking”?
Which option is the best decision rule if the purpose is “hold the most weight without breaking”?
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Choose the material with the highest weight held before breaking. The material supporting the most weight best meets this purpose.
Choose the material with the highest weight held before breaking. The material supporting the most weight best meets this purpose.
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Which material is best for a window if glass is clear and cardboard is not clear?
Which material is best for a window if glass is clear and cardboard is not clear?
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Glass. Windows need transparency to see through, which glass provides.
Glass. Windows need transparency to see through, which glass provides.
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Which material is best for a magnet test if iron is attracted to a magnet and wood is not attracted?
Which material is best for a magnet test if iron is attracted to a magnet and wood is not attracted?
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Iron. Magnetic attraction is needed for magnet-based applications.
Iron. Magnetic attraction is needed for magnet-based applications.
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Which material is best for a kite if tissue paper is light but tears easily and plastic is light and resists tearing?
Which material is best for a kite if tissue paper is light but tears easily and plastic is light and resists tearing?
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Plastic. Kites need both lightness and durability to fly well.
Plastic. Kites need both lightness and durability to fly well.
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Which material is best for a hot pad if wool stays cooler than foil when touching a warm cup?
Which material is best for a hot pad if wool stays cooler than foil when touching a warm cup?
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Wool. Hot pads need insulation to protect hands from heat.
Wool. Hot pads need insulation to protect hands from heat.
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Which material is best for insulation if ice lasts $25$ minutes with A and $10$ minutes with B under the same conditions?
Which material is best for insulation if ice lasts $25$ minutes with A and $10$ minutes with B under the same conditions?
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Material A. Longer ice preservation shows superior insulating properties.
Material A. Longer ice preservation shows superior insulating properties.
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Which material is best for a magnet game if A sticks to a magnet and B does not stick?
Which material is best for a magnet game if A sticks to a magnet and B does not stick?
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Material A. Magnetic attraction is essential for magnet-based games.
Material A. Magnetic attraction is essential for magnet-based games.
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Identify the best choice for a boat if A floats and B sinks when placed in water for $1$ minute.
Identify the best choice for a boat if A floats and B sinks when placed in water for $1$ minute.
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Material A. Floating is essential for boat construction.
Material A. Floating is essential for boat construction.
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What is the best material choice when test results show it keeps an ice cube from melting the longest?
What is the best material choice when test results show it keeps an ice cube from melting the longest?
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The material that keeps the ice from melting longest. Better insulation slows heat transfer and preserves cold temperatures.
The material that keeps the ice from melting longest. Better insulation slows heat transfer and preserves cold temperatures.
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What is the best material choice when test results show it is attracted to a magnet?
What is the best material choice when test results show it is attracted to a magnet?
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The material that is magnetic. Magnetic attraction is needed for magnetic applications.
The material that is magnetic. Magnetic attraction is needed for magnetic applications.
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