Science — English

What defines an ionic bond in chemistry?
An ionic bond in chemistry is defined as the electrostatic attraction between positively and negatively charged ions. This occurs when...
Added: 31 Mar 2000
Updated: 12 Nov 2025
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What is the common name for the element sodium chloride?
The common name for the element sodium chloride is table salt. It is composed of sodium (Na) and chlorine (Cl)...
Added: 31 Mar 2000
Updated: 12 Nov 2025
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What are the steps involved in the scientific method?
The scientific method involves several key steps: first, formulating a hypothesis based on observations. Then, conducting experiments to test the...
Added: 31 Mar 2000
Updated: 20 Nov 2025
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What is the lifespan of a red blood cell?
The lifespan of a red blood cell is typically about 120 days. During this time, red blood cells (erythrocytes) carry...
Added: 31 Mar 2000
Updated: 01 Nov 2025
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What is the term for the intersection of biology and medicine?
The term for the intersection of biology and medicine is known as biomedicine. This interdisciplinary field focuses on the application...
Added: 31 Mar 2000
Updated: 03 Nov 2025
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What kind of mutation occurs when a nucleotide is added or deleted?
The kind of mutation that occurs when a nucleotide is added or deleted is called a frameshift mutation. This type...
Added: 31 Mar 2000
Updated: 05 Nov 2025
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What is the most common form of renewable energy used today?
The most common form of renewable energy used today is solar energy. Solar energy is harvested from sunlight using technologies...
Added: 31 Mar 2000
Updated: 05 Nov 2025
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What do we call the procedure for refining metals from ores?
The procedure for refining metals from ores is known as smelting. This process involves heating the ore to high temperatures...
Added: 31 Mar 2000
Updated: 01 Nov 2025
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What is the universal solvent?
The universal solvent is water. It is called so because it can dissolve more substances than any other liquid, making...
Added: 31 Mar 2000
Updated: 05 Nov 2025
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What do we call the change of state from liquid to gas?
The change of state from liquid to gas is called vaporization. This process occurs when a liquid gains enough energy,...
Added: 31 Mar 2000
Updated: 21 Nov 2025
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What is the term for energy that is stored in an object due to its position?
The term for energy that is stored in an object due to its position is called potential energy. This type...
Added: 31 Mar 2000
Updated: 16 Nov 2025
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What process do cells undergo to become specialized for a particular function?
The process by which cells undergo to become specialized for a particular function is called cell differentiation. During this process,...
Added: 31 Mar 2000
Updated: 27 Nov 2025
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What is the role of phloem in plants?
The role of phloem in plants is to transport nutrients and organic compounds, particularly sugars, from the leaves to different...
Added: 31 Mar 2000
Updated: 25 Nov 2025
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What type of chemical reaction produces a precipitate?
The type of chemical reaction that produces a precipitate is known as a precipitation reaction. In this process, two soluble...
Added: 31 Mar 2000
Updated: 13 Nov 2025
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What is the primary mode of heat transfer through a solid?
The primary mode of heat transfer through a solid is referred to as conduction. This process involves the transfer of...
Added: 30 Mar 2000
Updated: 03 Nov 2025
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What is the scientific classification system for living organisms called?
The scientific classification system for living organisms is known as taxonomy. This hierarchical system categorizes organisms based on shared characteristics,...
Added: 30 Mar 2000
Updated: 14 Nov 2025
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What is the process by which bacteria convert nitrogen in the atmosphere into usable forms?
The process by which bacteria convert nitrogen in the atmosphere into usable forms is called nitrogen fixation. Certain bacteria, particularly...
Added: 30 Mar 2000
Updated: 22 Nov 2025
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What type of bonding involves the transfer of electrons?
The type of bonding that involves the transfer of electrons is referred to as ionic bonding. In this process, one...
Added: 30 Mar 2000
Updated: 15 Nov 2025
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What is the term for an ecosystem where freshwater meets saltwater?
The term for an ecosystem where freshwater meets saltwater is called an estuary. Estuaries are biologically rich environments that support...
Added: 30 Mar 2000
Updated: 05 Nov 2025
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What is the law that states that pressure and volume are inversely related in gases?
The law that states that pressure and volume are inversely related in gases is known as Boyle's Law. This fundamental...
Added: 30 Mar 2000
Updated: 04 Nov 2025
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