Science — English

What scientific theory explains the diversity of life on Earth?
The scientific theory that explains the diversity of life on Earth is the theory of evolution, primarily through the process...
Added: 17 Jan 2000
Updated: 29 Nov 2025
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What type of energy is required to change the state of matter?
The type of energy required to change the state of matter is called latent heat. This energy is absorbed or...
Added: 17 Jan 2000
Updated: 14 Nov 2025
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What is the role of the cerebellum in the brain?
The cerebellum is responsible for coordinating muscle movements, maintaining posture, and ensuring balance. It processes sensory information from various parts...
Added: 17 Jan 2000
Updated: 08 Nov 2025
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What role do fungi play in decomposition?
Fungi play a critical role in decomposition, acting as decomposers in ecosystems. They break down dead organic matter, recycling nutrients...
Added: 17 Jan 2000
Updated: 19 Nov 2025
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What is a stratified ecosystem?
A stratified ecosystem refers to an ecological community that consists of multiple layers, each with distinct habitats and types of...
Added: 17 Jan 2000
Updated: 23 Nov 2025
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What is the primary source of energy for ocean currents?
The primary source of energy for ocean currents is the wind. Wind-driven forces create surface currents, while temperature and salinity...
Added: 17 Jan 2000
Updated: 14 Nov 2025
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What is the purpose of the lymphatic system?
The lymphatic system plays several vital roles in the body. Its primary purpose is to maintain fluid balance by transporting...
Added: 17 Jan 2000
Updated: 11 Nov 2025
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What is the nucleus of an atom primarily made of?
The nucleus of an atom is primarily made of protons and neutrons. Protons carry a positive charge, while neutrons are...
Added: 17 Jan 2000
Updated: 20 Nov 2025
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What is the study of genetics focused on?
The study of genetics is focused on understanding the inheritance of traits and the structure, function, and behavior of genes....
Added: 17 Jan 2000
Updated: 02 Nov 2025
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What role do autotrophs play in an ecosystem?
Autotrophs, such as plants and some algae, play a crucial role in an ecosystem as primary producers. They convert light...
Added: 17 Jan 2000
Updated: 23 Nov 2025
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What type of plant is classified as a conifer?
Conifers are classified as gymnosperms, a type of plant that produces seeds in cones rather than flowers. These plants typically...
Added: 17 Jan 2000
Updated: 30 Nov 2025
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What is the relationship between surface area and the rate of a chemical reaction?
The relationship between surface area and the rate of a chemical reaction is significant. Generally, as the surface area of...
Added: 17 Jan 2000
Updated: 23 Nov 2025
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What is the average speed of human reflexes?
The average speed of human reflexes is approximately 0.2 to 0.25 seconds. This means that from the moment a stimulus...
Added: 17 Jan 2000
Updated: 14 Nov 2025
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What is the principle of superposition in geology?
The principle of superposition in geology states that in undisturbed sedimentary rock layers, the oldest layers are at the bottom,...
Added: 17 Jan 2000
Updated: 16 Nov 2025
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What is the role of the endoplasmic reticulum in a cell?
The endoplasmic reticulum (ER) plays a vital role in a cell's functionality. It is involved in synthesizing and processing proteins...
Added: 17 Jan 2000
Updated: 28 Nov 2025
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What type of energy is associated with moving objects?
The type of energy associated with moving objects is called kinetic energy. This energy depends on both the mass of...
Added: 17 Jan 2000
Updated: 01 Nov 2025
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What is a thermocline?
A thermocline is a distinct layer in a body of water where the temperature changes significantly with depth. Typically found...
Added: 17 Jan 2000
Updated: 07 Nov 2025
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What is the relationship between the Earth's rotation and the day-night cycle?
The Earth's rotation is responsible for the day-night cycle. As the Earth rotates on its axis, different parts of the...
Added: 17 Jan 2000
Updated: 07 Nov 2025
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What type of bond is found in water molecules?
The type of bond found in water molecules is a polar covalent bond. In this type of bond, the atoms...
Added: 17 Jan 2000
Updated: 21 Nov 2025
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What is the relationship between pressure and volume in a gas?
The relationship between pressure and volume in a gas is described by Boyle's Law. This law states that, for a...
Added: 17 Jan 2000
Updated: 28 Nov 2025
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