Science — English

What is the process of heating a liquid to form vapor and then cooling it to form a liquid called?
The process of heating a liquid to form vapor and then cooling it to form a liquid is called condensation....
Added: 13 Apr 2000
Updated: 12 Nov 2025
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What is the term for the change of a substance from solid to gas without passing through the liquid phase?
The term for the change of a substance from solid to gas without passing through the liquid phase is called...
Added: 13 Apr 2000
Updated: 08 Nov 2025
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What is the primary role of DNA in living organisms?
The primary role of DNA in living organisms is to serve as the genetic material that carries instructions for growth,...
Added: 13 Apr 2000
Updated: 01 Dec 2025
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Which law explains the conservation of mass in a chemical reaction?
The law that explains the conservation of mass in a chemical reaction is known as the Law of Conservation of...
Added: 13 Apr 2000
Updated: 13 Nov 2025
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Which process involves the formation of solid particles in a solution during a chemical reaction?
The process that involves the formation of solid particles in a solution during a chemical reaction is called precipitation. This...
Added: 13 Apr 2000
Updated: 23 Nov 2025
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What is the study of the interactions between organisms and their living and nonliving environments?
The study of the interactions between organisms and their living and nonliving environments is known as ecology. This scientific field...
Added: 13 Apr 2000
Updated: 09 Nov 2025
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Which phase of mitosis involves the chromosomes lining up in the middle of the cell?
The phase of mitosis that involves the chromosomes lining up in the middle of the cell is called metaphase. During...
Added: 13 Apr 2000
Updated: 25 Nov 2025
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What is the process of dissolving a solid into a liquid called?
The process of dissolving a solid into a liquid is called dissolution. This occurs when solvent molecules surround solute particles,...
Added: 13 Apr 2000
Updated: 17 Nov 2025
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What is the standard unit for measuring force?
The standard unit for measuring force is the newton (N). One newton is defined as the force required to accelerate...
Added: 13 Apr 2000
Updated: 04 Nov 2025
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What is the main fuel source for stars like our sun?
The main fuel source for stars like our sun is hydrogen. In stellar cores, hydrogen atoms undergo nuclear fusion to...
Added: 13 Apr 2000
Updated: 28 Nov 2025
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What are the two main categories of fossils?
The two main categories of fossils are body fossils and trace fossils. Body fossils, which include remains like bones or...
Added: 13 Apr 2000
Updated: 24 Nov 2025
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What is the term for measuring temperature based on the average kinetic energy of particles?
The term for measuring temperature based on the average kinetic energy of particles is temperature itself. Temperature reflects the thermal...
Added: 13 Apr 2000
Updated: 25 Nov 2025
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What is the dominant theory describing the evolution of species over time?
The dominant theory describing the evolution of species over time is known as natural selection. This principle, formulated by Charles...
Added: 13 Apr 2000
Updated: 28 Nov 2025
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What type of infrared radiation is produced by the Earth's surface?
The type of infrared radiation produced by the Earth's surface is called thermal radiation. This form of radiation is emitted...
Added: 12 Apr 2000
Updated: 02 Nov 2025
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How many chromosomes do humans typically have in their somatic cells?
Humans typically have 46 chromosomes in their somatic cells, arranged in 23 pairs. These chromosomes carry the genetic information essential...
Added: 12 Apr 2000
Updated: 09 Nov 2025
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What is the term for the process of submerging an animal’s body in molten rock over geological time?
The term for the process of submerging an animal’s body in molten rock over geological time is referred to as...
Added: 12 Apr 2000
Updated: 17 Nov 2025
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Which gas do humans exhale as a waste product of metabolism?
The gas that humans exhale as a waste product of metabolism is carbon dioxide (CO2). During cellular respiration, glucose is...
Added: 12 Apr 2000
Updated: 08 Nov 2025
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What is the condition called when the body's temperature regulation fails?
The condition called when the body's temperature regulation fails is known as hyperthermia or hypothermia. Hyperthermia occurs when the body...
Added: 12 Apr 2000
Updated: 16 Nov 2025
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What is the term for when two or more vertebrates share a common ancestor?
The term for when two or more vertebrates share a common ancestor is homology. This concept highlights the evolutionary relationships...
Added: 12 Apr 2000
Updated: 08 Nov 2025
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What is the process by which a liquid turns into vapor?
The process by which a liquid turns into vapor is called evaporation. This transformation occurs when molecules in a liquid...
Added: 12 Apr 2000
Updated: 26 Nov 2025
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