Science — English

What is the process by which liquid turns into vapor?
The process by which liquid turns into vapor is called evaporation. In this transformation, heat energy is applied, enabling molecules...
Added: 23 Mar 2000
Updated: 13 Nov 2025
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In biology, what is the term for an organism's external environment?
In biology, the term for an organism's external environment is referred to as its habitat. A habitat encompasses all the...
Added: 23 Mar 2000
Updated: 17 Nov 2025
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What type of celestial body is classified as a star?
A celestial body classified as a star is primarily characterized by the process of nuclear fusion taking place in its...
Added: 23 Mar 2000
Updated: 30 Nov 2025
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Which part of the human brain is responsible for coordination and balance?
The part of the human brain responsible for coordination and balance is the cerebellum. Located at the back of the...
Added: 23 Mar 2000
Updated: 18 Nov 2025
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What is thermodynamics concerned with?
Thermodynamics is concerned with the study of heat, energy transformations, and the relationships between various physical systems. It examines how...
Added: 23 Mar 2000
Updated: 01 Dec 2025
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Which gas is measured to determine air quality in urban areas?
The gas most commonly measured to determine air quality in urban areas is carbon monoxide (CO). Carbon monoxide is a...
Added: 23 Mar 2000
Updated: 01 Dec 2025
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Which process describes the breakdown of glucose to produce energy in cells?
The process that describes the breakdown of glucose to produce energy in cells is known as cellular respiration. This metabolic...
Added: 23 Mar 2000
Updated: 09 Nov 2025
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What phenomenon causes the apparent change in frequency of a wave in relation to an observer?
The phenomenon that causes the apparent change in frequency of a wave in relation to an observer is called the...
Added: 23 Mar 2000
Updated: 26 Nov 2025
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What type of reaction releases light and heat energy?
A type of reaction that releases light and heat energy is known as an exothermic reaction. In these reactions, energy...
Added: 23 Mar 2000
Updated: 02 Nov 2025
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In physics, what does the term "work" refer to?
In physics, the term "work" refers to the transfer of energy that occurs when a force is applied to an...
Added: 23 Mar 2000
Updated: 15 Nov 2025
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What do we call the process by which bacteria convert nitrogen gas into a usable form?
The process by which bacteria convert nitrogen gas into a usable form is known as nitrogen fixation. Certain bacteria, including...
Added: 23 Mar 2000
Updated: 15 Nov 2025
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What is the name of the scale used to measure the acidity or basicity of a solution?
The scale used to measure the acidity or basicity of a solution is called the pH scale. This logarithmic scale...
Added: 23 Mar 2000
Updated: 15 Nov 2025
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What type of biological molecule is DNA?
DNA is a type of biological molecule known as a nucleic acid. It consists of long chains of nucleotides that...
Added: 23 Mar 2000
Updated: 08 Nov 2025
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In ecology, what term is used to describe the role an organism plays in its environment?
In ecology, the term used to describe the role an organism plays in its environment is called its niche. A...
Added: 23 Mar 2000
Updated: 28 Nov 2025
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What is the most common type of rock found at the Earth's surface?
The most common type of rock found at the Earth's surface is sedimentary rock. These rocks form from the accumulation...
Added: 23 Mar 2000
Updated: 01 Dec 2025
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What term describes the movement of water across a semipermeable membrane?
The movement of water across a semipermeable membrane is termed osmosis. This passive transport process occurs when water moves from...
Added: 23 Mar 2000
Updated: 14 Nov 2025
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Which scientist is credited with formulating the laws of motion?
The scientist credited with formulating the laws of motion is Isaac Newton. His three laws, described in his work "Philosophiæ...
Added: 23 Mar 2000
Updated: 13 Nov 2025
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What is the main function of the large intestine?
The main function of the large intestine is to absorb water and electrolytes from indigestible food matter and to compact...
Added: 23 Mar 2000
Updated: 10 Nov 2025
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What is the name of the force that opposes the motion of an object through a fluid?
The force that opposes the motion of an object through a fluid is known as drag or fluid resistance. This...
Added: 23 Mar 2000
Updated: 02 Nov 2025
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What type of chemical reaction absorbs heat energy?
A type of chemical reaction that absorbs heat energy is called an endothermic reaction. In an endothermic reaction, the system...
Added: 23 Mar 2000
Updated: 14 Nov 2025
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