Science — English

What is the term used for the reversible change of a substance from solid to gas?
The term used for the reversible change of a substance from solid to gas is sublimation. This process occurs without...
Added: 31 Mar 2000
Updated: 19 Nov 2025
ℹ️
What type of symbiotic relationship benefits one organism without affecting the other?
The type of symbiotic relationship that benefits one organism without affecting the other is known as commensalism. In this interaction,...
Added: 31 Mar 2000
Updated: 13 Nov 2025
ℹ️
What is the distinction between speed and velocity?
Speed refers to the magnitude of motion, simply measuring how fast an object moves over time, while velocity encompasses both...
Added: 31 Mar 2000
Updated: 15 Nov 2025
ℹ️
What process describes how organisms adapt to their environment over time?
The process that describes how organisms adapt to their environment over time is known as evolution. Through variations in traits,...
Added: 31 Mar 2000
Updated: 06 Nov 2025
ℹ️
What is the basic premise of thermodynamics?
The basic premise of thermodynamics is that it studies the relationships between heat, work, and energy. It outlines principles such...
Added: 31 Mar 2000
Updated: 05 Nov 2025
ℹ️
What environmental factor has a major impact on animal behavior?
An environmental factor that has a major impact on animal behavior is temperature. Temperature influences metabolic rates, mating behaviors, migration...
Added: 31 Mar 2000
Updated: 25 Nov 2025
ℹ️
What structure within a cell is commonly referred to as the "powerhouse"?
The structure within a cell commonly referred to as the "powerhouse" is the mitochondrion. Mitochondria are responsible for producing adenosine...
Added: 31 Mar 2000
Updated: 14 Nov 2025
ℹ️
What do we call the biological category of living things?
The biological category of living things is known as organisms. Organisms encompass all forms of life, including animals, plants, fungi,...
Added: 31 Mar 2000
Updated: 16 Nov 2025
ℹ️
What is the relationship between surface area and reaction rate?
The relationship between surface area and reaction rate is that an increase in surface area often leads to a higher...
Added: 31 Mar 2000
Updated: 01 Dec 2025
ℹ️
What is the goal of environmental science?
The goal of environmental science is to understand and address the interactions between humans and the environment. It aims to...
Added: 31 Mar 2000
Updated: 08 Nov 2025
ℹ️
What do scientists use to observe microscopic organisms?
Scientists use a microscope to observe microscopic organisms. Microscopes enlarge small objects, allowing researchers to study cellular structures and microorganisms...
Added: 31 Mar 2000
Updated: 18 Nov 2025
ℹ️
What is the scientific category for mammals and birds in biology?
The scientific category for mammals and birds in biology is vertebrates. Vertebrates belong to the subphylum Vertebrata, characterized by a...
Added: 31 Mar 2000
Updated: 30 Nov 2025
ℹ️
What physical law explains the principle of energy conservation?
The physical law that explains the principle of energy conservation is the First Law of Thermodynamics. This law states that...
Added: 31 Mar 2000
Updated: 09 Nov 2025
ℹ️
What determines the acidity or alkalinity of a solution?
The acidity or alkalinity of a solution is determined by its pH level. This scale measures the concentration of hydrogen...
Added: 31 Mar 2000
Updated: 29 Nov 2025
ℹ️
What is the primary byproduct of anaerobic respiration?
The primary byproduct of anaerobic respiration is lactic acid or ethanol, depending on the organism. In anaerobic conditions, organisms convert...
Added: 31 Mar 2000
Updated: 17 Nov 2025
ℹ️
What type of radiation carries the most energy?
The type of radiation that carries the most energy is gamma radiation. Gamma rays are high-frequency electromagnetic waves, resulting from...
Added: 31 Mar 2000
Updated: 01 Dec 2025
ℹ️
What is the basic premise of Einstein's theory of relativity?
The basic premise of Einstein's theory of relativity includes the idea that the laws of physics are the same for...
Added: 31 Mar 2000
Updated: 27 Nov 2025
ℹ️
What is an example of a mechanical wave?
An example of a mechanical wave is a sound wave. Mechanical waves require a medium, such as air, water, or...
Added: 31 Mar 2000
Updated: 06 Nov 2025
ℹ️
What is the process by which bacteria reproduce asexually called?
The process by which bacteria reproduce asexually is called binary fission. In this method, a single bacterial cell divides into...
Added: 31 Mar 2000
Updated: 03 Nov 2025
ℹ️
What is the main function of the cell membrane?
The main function of the cell membrane is to act as a selective barrier that regulates the entry and exit...
Added: 31 Mar 2000
Updated: 02 Nov 2025
ℹ️