Science — English

What is the energy required to break chemical bonds called?
The energy required to break chemical bonds is called bond energy. This measure is crucial in understanding chemical reactions because...
Added: 13 Feb 2000
Updated: 05 Nov 2025
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What is the process called when water vapor cools and turns into liquid?
The process called when water vapor cools and turns into liquid is known as condensation. This phase transition occurs when...
Added: 13 Feb 2000
Updated: 30 Nov 2025
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What is the term for a molecule that can accept protons?
A molecule that can accept protons is referred to as a Brønsted-Lowry base. These bases increase the concentration of hydroxide...
Added: 13 Feb 2000
Updated: 12 Nov 2025
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What is the term for the measure of the amount of matter in an object?
The term for the measure of the amount of matter in an object is called mass. Mass is a fundamental...
Added: 13 Feb 2000
Updated: 20 Nov 2025
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What role do plants play in the carbon cycle?
Plants play a vital role in the carbon cycle by absorbing carbon dioxide during photosynthesis to produce organic matter and...
Added: 13 Feb 2000
Updated: 23 Nov 2025
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What is the chemical structure of DNA?
The chemical structure of DNA is a double helix composed of two long chains of nucleotides. Each nucleotide consists of...
Added: 13 Feb 2000
Updated: 03 Nov 2025
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Which type of energy is stored in the bonds of chemical compounds?
The type of energy stored in the bonds of chemical compounds is known as chemical energy. This energy is released...
Added: 13 Feb 2000
Updated: 10 Nov 2025
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What environmental factor is vital for photosynthesis?
The environmental factor vital for photosynthesis is sunlight. Plants capture light energy using chlorophyll to convert carbon dioxide and water...
Added: 13 Feb 2000
Updated: 02 Nov 2025
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What is the term for organisms that cannot produce their own food?
The term for organisms that cannot produce their own food is heterotrophs. Heterotrophs obtain organic compounds by consuming other organisms,...
Added: 13 Feb 2000
Updated: 24 Nov 2025
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What is the primary difference between a prokaryotic and a eukaryotic cell?
The primary difference between a prokaryotic and a eukaryotic cell is the absence or presence of a nucleus. Prokaryotic cells,...
Added: 13 Feb 2000
Updated: 10 Nov 2025
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What is the difference between an ecosystem and a habitat?
An ecosystem encompasses a community of living organisms and their interactions with the non-living environment, while a habitat refers to...
Added: 13 Feb 2000
Updated: 01 Nov 2025
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What element must be present in all organic compounds?
The element that must be present in all organic compounds is carbon. Carbon is unique in its ability to form...
Added: 13 Feb 2000
Updated: 01 Nov 2025
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What layer of the Earth is composed of molten rock?
The layer of the Earth composed of molten rock is the mantle. This thick layer lies beneath the crust and...
Added: 13 Feb 2000
Updated: 23 Nov 2025
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What force is responsible for the shape of the Earth’s orbit?
The force responsible for the shape of the Earth’s orbit is gravity, primarily exerted by the sun. This gravitational pull...
Added: 13 Feb 2000
Updated: 11 Nov 2025
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What is the purpose of the scientific experiment?
The purpose of the scientific experiment is to test a hypothesis through systematic observation and data collection. Experiments aim to...
Added: 13 Feb 2000
Updated: 20 Nov 2025
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What phenomenon causes the seasons on Earth?
The phenomenon causing the seasons on Earth is its axial tilt and orbit around the sun. As Earth orbits, different...
Added: 13 Feb 2000
Updated: 13 Nov 2025
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What are the basic needs of an organism for survival?
The basic needs of an organism for survival include water, food, shelter, and adequate temperature. Water is essential for metabolic...
Added: 13 Feb 2000
Updated: 27 Nov 2025
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What is the major difference between mitosis and meiosis?
The major difference between mitosis and meiosis lies in their purpose and outcomes. Mitosis results in two identical daughter cells,...
Added: 13 Feb 2000
Updated: 30 Nov 2025
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Which scale measures the acidity or basicity of a solution?
The scale that measures the acidity or basicity of a solution is known as the pH scale. It ranges from...
Added: 13 Feb 2000
Updated: 30 Nov 2025
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What is the significance of fossils in understanding evolution?
Fossils are significant in understanding evolution as they provide evidence of past life forms, their structures, and how they changed...
Added: 13 Feb 2000
Updated: 22 Nov 2025
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