Science — English

What is the name of the geological layer where earthquakes occur?
The geological layer where earthquakes occur is called the lithosphere, specifically in the fault lines located within it. Earthquakes often...
Added: 23 Jan 2000
Updated: 10 Nov 2025
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What is the term for the gaseous state of a substance?
The term for the gaseous state of a substance is gas. In this state, the particles of a substance have...
Added: 23 Jan 2000
Updated: 21 Nov 2025
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What is the role of calcium in muscle contractions?
Calcium plays a critical role in muscle contractions. When a nerve impulse triggers the release of calcium ions from the...
Added: 23 Jan 2000
Updated: 26 Nov 2025
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What type of immunity is acquired through vaccination?
The type of immunity acquired through vaccination is known as acquired immunity or adaptive immunity. Vaccines stimulate the immune system...
Added: 23 Jan 2000
Updated: 14 Nov 2025
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What is the primary purpose of scientific research?
The primary purpose of scientific research is to acquire knowledge and understanding of the natural world. Through systematic investigation and...
Added: 23 Jan 2000
Updated: 15 Nov 2025
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What is the force that keeps planets in orbit around the sun?
The force that keeps planets in orbit around the sun is called gravity. This fundamental force of nature attracts objects...
Added: 23 Jan 2000
Updated: 17 Nov 2025
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What term describes the study of ancient life forms through fossil records?
The term that describes the study of ancient life forms through fossil records is paleontology. This scientific discipline involves examining...
Added: 23 Jan 2000
Updated: 30 Nov 2025
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What type of bacteria break down organic matter?
The type of bacteria that break down organic matter are called decomposers or saprophytic bacteria. These bacteria play a vital...
Added: 23 Jan 2000
Updated: 28 Nov 2025
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What is the phenomenon when organisms adapt to their environment over generations?
The phenomenon when organisms adapt to their environment over generations is known as evolution. This process involves genetic changes that...
Added: 23 Jan 2000
Updated: 12 Nov 2025
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What structures in cells are responsible for producing proteins?
The structures in cells responsible for producing proteins are known as ribosomes. These small organelles can be found floating freely...
Added: 23 Jan 2000
Updated: 18 Nov 2025
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What is the term for the collaboration between different species in an ecosystem?
The term for the collaboration between different species in an ecosystem is called symbiosis. This interaction can be mutualistic (beneficial...
Added: 23 Jan 2000
Updated: 01 Nov 2025
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What do you call the charge carriers in an electric current?
The charge carriers in an electric current are called electrons. In conductive materials, such as metals, electrons move freely and...
Added: 23 Jan 2000
Updated: 01 Nov 2025
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What are the primary building blocks of nucleic acids?
The primary building blocks of nucleic acids are nucleotides. Each nucleotide consists of a phosphate group, a sugar molecule (ribose...
Added: 23 Jan 2000
Updated: 05 Nov 2025
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What is the term for the set of chemical reactions occurring in living organisms to maintain life?
The term for the set of chemical reactions occurring in living organisms to maintain life is metabolism. Metabolism encompasses all...
Added: 23 Jan 2000
Updated: 12 Nov 2025
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What name is given to the outermost layer of Earth's atmosphere?
The outermost layer of Earth's atmosphere is called the exosphere. This layer extends from the thermosphere out to about 10,000...
Added: 23 Jan 2000
Updated: 06 Nov 2025
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What principle explains why ships float on water?
The principle that explains why ships float on water is known as Archimedes' principle. This principle states that a body...
Added: 23 Jan 2000
Updated: 15 Nov 2025
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What molecule is mainly responsible for muscle contraction?
The molecule mainly responsible for muscle contraction is actin. Actin filaments interact with myosin filaments during contraction, resulting in the...
Added: 23 Jan 2000
Updated: 22 Nov 2025
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What is the name of the process where energy absorbed by the ocean drives weather patterns?
The process where energy absorbed by the ocean drives weather patterns is called thermal convection. This occurs as the sun...
Added: 23 Jan 2000
Updated: 24 Nov 2025
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What role does the liver play in the digestive system?
The liver plays a crucial role in the digestive system by producing bile, which aids in the digestion and absorption...
Added: 23 Jan 2000
Updated: 12 Nov 2025
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What is the base unit for measuring mass in the International System of Units?
The base unit for measuring mass in the International System of Units (SI) is the kilogram. The kilogram is defined...
Added: 23 Jan 2000
Updated: 03 Nov 2025
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