Science — English

Which phenomenon explains why the sky appears blue during the day?
The phenomenon that explains why the sky appears blue during the day is known as Rayleigh scattering. As sunlight enters...
Added: 17 Apr 2000
Updated: 05 Nov 2025
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What type of biological molecule are enzymes classified as?
Enzymes are classified as proteins. They play a critical role as biological catalysts, speeding up chemical reactions in living organisms...
Added: 17 Apr 2000
Updated: 13 Nov 2025
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What part of a neuron receives signals from other neurons?
The part of a neuron that receives signals from other neurons is called the dendrite. Dendrites are specialized extensions that...
Added: 17 Apr 2000
Updated: 02 Nov 2025
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In the periodic table, which group contains elements that are highly reactive and have one electron in their outer shell?
The group that contains elements that are highly reactive and have one electron in their outer shell is the alkali...
Added: 17 Apr 2000
Updated: 19 Nov 2025
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What phenomenon occurs when light bounces off a surface?
The phenomenon that occurs when light bounces off a surface is called reflection. Reflection allows us to see objects, as...
Added: 17 Apr 2000
Updated: 13 Nov 2025
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What type of rock is formed from the accumulation of sediments?
The type of rock formed from the accumulation of sediments is called sedimentary rock. These rocks are created through processes...
Added: 17 Apr 2000
Updated: 22 Nov 2025
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What organ in the human body filters waste from the blood?
The organ in the human body that filters waste from the blood is the kidney. Each kidney contains millions of...
Added: 17 Apr 2000
Updated: 29 Nov 2025
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What is the common name for the molecular compound dihydrogen monoxide?
The common name for the molecular compound dihydrogen monoxide is water. Water is a vital substance for all known life...
Added: 17 Apr 2000
Updated: 10 Nov 2025
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What type of symmetry do most organisms exhibit in the animal kingdom?
Most organisms in the animal kingdom exhibit bilateral symmetry, characterized by having a body that can be divided into two...
Added: 17 Apr 2000
Updated: 27 Nov 2025
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Which law explains why gases expand when heated?
The law that explains why gases expand when heated is known as Charles's Law. This law states that at constant...
Added: 17 Apr 2000
Updated: 17 Nov 2025
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Which form of energy is responsible for the generation of light in stars?
The form of energy responsible for the generation of light in stars is nuclear fusion. In stars, hydrogen nuclei fuse...
Added: 17 Apr 2000
Updated: 14 Nov 2025
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What is the term for the instability of an atomic nucleus leading to radiation emission?
The term for the instability of an atomic nucleus leading to radiation emission is radioactivity. Certain isotopes are unstable and...
Added: 17 Apr 2000
Updated: 05 Nov 2025
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What is the term for a trait that is genetically determined and can appear in successive generations?
The term for a trait that is genetically determined and can appear in successive generations is heredity. Heredity refers to...
Added: 17 Apr 2000
Updated: 18 Nov 2025
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What is the main function of the large intestine in the digestive system?
The main function of the large intestine in the digestive system is to absorb water and electrolytes from indigestible food...
Added: 17 Apr 2000
Updated: 14 Nov 2025
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What type of radiation has the longest wavelength?
The type of radiation that has the longest wavelength is radio waves. Radio waves are used for various communication technologies,...
Added: 17 Apr 2000
Updated: 01 Dec 2025
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What is the temperature at which a substance changes from solid to liquid?
The temperature at which a substance changes from solid to liquid is called its melting point. This significant temperature varies...
Added: 17 Apr 2000
Updated: 29 Nov 2025
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What is the term used to describe the science of arranging chemical elements?
The science of arranging chemical elements is known as chemistry, and the arrangement of elements is specifically described by the...
Added: 17 Apr 2000
Updated: 10 Nov 2025
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What is the process of cell division called that results in two identical daughter cells?
The process of cell division that results in two identical daughter cells is called mitosis. Mitosis is crucial for growth,...
Added: 17 Apr 2000
Updated: 04 Nov 2025
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In what form do plants store glucose?
Plants primarily store glucose in the form of starch. Starch serves as a long-term energy reserve, allowing plants to utilize...
Added: 17 Apr 2000
Updated: 10 Nov 2025
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What is the most prevalent type of rock found on Earth’s surface?
The most prevalent type of rock found on Earth’s surface is igneous rock. Formed from the cooling and solidification of...
Added: 17 Apr 2000
Updated: 22 Nov 2025
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