Science — English

What is the term for a solution that has a higher concentration of solute?
A solution with a higher concentration of solute is termed a hypertonic solution. In biological contexts, this type of solution...
Added: 26 Mar 2000
Updated: 25 Nov 2025
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What is the name of the chemical compound that has a pH less than 7?
The name of the chemical compound that has a pH less than 7 is an acid. Acids are substances that...
Added: 26 Mar 2000
Updated: 16 Nov 2025
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What is the term for the layer of the Earth between the crust and the core?
The term for the layer of the Earth between the crust and the core is called the mantle. The mantle...
Added: 26 Mar 2000
Updated: 09 Nov 2025
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What is the technique used to separate DNA fragments?
The technique used to separate DNA fragments is called gel electrophoresis. This method relies on the movement of charged DNA...
Added: 26 Mar 2000
Updated: 14 Nov 2025
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What is the scientific term for a solid that forms from a solution during a chemical reaction?
The scientific term for a solid that forms from a solution during a chemical reaction is called a precipitate. This...
Added: 26 Mar 2000
Updated: 19 Nov 2025
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What type of natural disaster is measured on the Richter scale?
The type of natural disaster measured on the Richter scale is an earthquake. This scale quantifies the magnitude of seismic...
Added: 26 Mar 2000
Updated: 14 Nov 2025
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What is the name for the study of the structure and function of the nervous system?
The study of the structure and function of the nervous system is known as neurobiology. This field encompasses the examination...
Added: 26 Mar 2000
Updated: 01 Nov 2025
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What is the primary byproduct of cellular respiration?
The primary byproduct of cellular respiration is carbon dioxide (CO2). During this process, cells convert nutrients into energy through a...
Added: 26 Mar 2000
Updated: 13 Nov 2025
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What is the term for the largest part of the brain?
The term for the largest part of the brain is the cerebrum. The cerebrum is divided into two hemispheres and...
Added: 26 Mar 2000
Updated: 02 Nov 2025
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What is the main function of enzymes in biochemical reactions?
The main function of enzymes in biochemical reactions is to act as catalysts. They increase the rate of chemical reactions...
Added: 26 Mar 2000
Updated: 12 Nov 2025
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What are the four main types of macromolecules in biological systems?
The four main types of macromolecules in biological systems are proteins, nucleic acids, carbohydrates, and lipids. Each of these macromolecules...
Added: 26 Mar 2000
Updated: 29 Nov 2025
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Which force opposes the motion of an object when it slides on a surface?
The force that opposes the motion of an object when it slides on a surface is known as friction. This...
Added: 26 Mar 2000
Updated: 26 Nov 2025
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What is the process by which rocks are formed from cooled magma or lava?
The process by which rocks are formed from cooled magma or lava is called igneous formation. Igneous rocks can form...
Added: 26 Mar 2000
Updated: 24 Nov 2025
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What type of organism converts light energy into chemical energy?
The type of organism that converts light energy into chemical energy is known as a photosynthetic organism, which primarily includes...
Added: 26 Mar 2000
Updated: 28 Nov 2025
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What is the principle that explains why airplanes are able to fly?
The principle that explains why airplanes are able to fly is known as the Bernoulli principle. This principle states that...
Added: 26 Mar 2000
Updated: 10 Nov 2025
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What is the common name for the double helix structure of DNA?
The common name for the double helix structure of DNA is simply DNA or deoxyribonucleic acid. This structure consists of...
Added: 26 Mar 2000
Updated: 16 Nov 2025
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Which scientist is known for creating the first periodic table of elements?
The scientist known for creating the first periodic table of elements is Dmitri Mendeleev. In 1869, he arranged the known...
Added: 26 Mar 2000
Updated: 05 Nov 2025
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What is the term for the movement of electrons through a conductor?
The term for the movement of electrons through a conductor is known as electric current. This flow occurs when a...
Added: 26 Mar 2000
Updated: 01 Dec 2025
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What is the primary structure that gives shape and support to plant cells?
The primary structure that gives shape and support to plant cells is the cell wall. Composed mainly of cellulose, the...
Added: 26 Mar 2000
Updated: 12 Nov 2025
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What type of energy is stored in an object due to its position?
The type of energy stored in an object due to its position is called potential energy. This energy can be...
Added: 26 Mar 2000
Updated: 14 Nov 2025
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