Science — English

In atmospheric science, what is the term for a warm air mass that displaces colder air?
A warm air mass that displaces colder air is referred to as a warm front. When a warm front moves,...
Added: 22 Jan 2000
Updated: 11 Nov 2025
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What is a biosphere?
A biosphere is the global sum of all ecosystems, representing the zone of life on Earth. It includes all living...
Added: 22 Jan 2000
Updated: 10 Nov 2025
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What do you call the area of science that studies animal behavior?
The area of science that studies animal behavior is known as ethology. Ethology examines the behavioral patterns of animals in...
Added: 22 Jan 2000
Updated: 18 Nov 2025
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What is the phenomenon called that describes the descent of heavier particles in a fluid?
The phenomenon that describes the descent of heavier particles in a fluid is called settling or sedimentation. This process occurs...
Added: 22 Jan 2000
Updated: 23 Nov 2025
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What is the main function of the large intestine in humans?
The main function of the large intestine in humans is to absorb water and electrolytes from indigestible food matter, forming...
Added: 22 Jan 2000
Updated: 02 Nov 2025
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What do you call the measure of how much matter is contained in a given volume?
The measure of how much matter is contained in a given volume is referred to as density. Density is defined...
Added: 22 Jan 2000
Updated: 29 Nov 2025
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What is the scientific name for the process of decay in organic material?
The scientific name for the process of decay in organic material is called decomposition. This natural process involves the breakdown...
Added: 22 Jan 2000
Updated: 07 Nov 2025
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What is the role of the endocrine system in the body?
The role of the endocrine system in the body is to regulate various physiological processes through the secretion of hormones....
Added: 22 Jan 2000
Updated: 11 Nov 2025
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What is the effect called when a substance changes directly from a solid to a gas?
The effect when a substance changes directly from a solid to a gas is known as sublimation. This process bypasses...
Added: 22 Jan 2000
Updated: 23 Nov 2025
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In physics, what is the term for the path followed by an object in motion?
In physics, the term for the path followed by an object in motion is called trajectory. The trajectory of an...
Added: 22 Jan 2000
Updated: 23 Nov 2025
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What process do plants use to convert light energy into chemical energy?
The process that plants use to convert light energy into chemical energy is called photosynthesis. During photosynthesis, plants, algae, and...
Added: 22 Jan 2000
Updated: 27 Nov 2025
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How do enzymes affect the activation energy of chemical reactions?
Enzymes affect the activation energy of chemical reactions by lowering it, which increases the reaction rate. These biological catalysts function...
Added: 22 Jan 2000
Updated: 20 Nov 2025
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What is the scientific term for the study of ecosystems and environmental interactions?
The scientific term for the study of ecosystems and environmental interactions is ecology. This branch of biology focuses on how...
Added: 22 Jan 2000
Updated: 27 Nov 2025
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What type of bond occurs when electrons are transferred from one atom to another?
The type of bond that occurs when electrons are transferred from one atom to another is known as an ionic...
Added: 22 Jan 2000
Updated: 10 Nov 2025
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What is the main gas produced from burning fossil fuels?
The main gas produced from burning fossil fuels is carbon dioxide (CO2). Fossil fuels, such as coal, oil, and natural...
Added: 22 Jan 2000
Updated: 11 Nov 2025
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In chemistry, what is a catalyst?
In chemistry, a catalyst is a substance that increases the rate of a chemical reaction without being consumed or permanently...
Added: 22 Jan 2000
Updated: 01 Nov 2025
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What scientific principle states that energy can change forms but the total amount remains constant?
The scientific principle that states energy can change forms but the total amount remains constant is known as the law...
Added: 22 Jan 2000
Updated: 30 Nov 2025
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In biology, what is the primary function of the mitochondria?
In biology, the primary function of the mitochondria is to produce adenosine triphosphate (ATP) through the process of cellular respiration....
Added: 22 Jan 2000
Updated: 02 Nov 2025
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What is the main component of Earth's crust?
The main component of Earth's crust is primarily silicate minerals, which are compounds made of silicon and oxygen. These minerals...
Added: 22 Jan 2000
Updated: 06 Nov 2025
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What do you call the variable that is tested and manipulated in an experiment?
The variable that is tested and manipulated in an experiment is known as the independent variable. Researchers change this variable...
Added: 22 Jan 2000
Updated: 11 Nov 2025
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