CEMESTRY
What is the term for a substance that speeds up a chemical reaction without undergoing any permanent change itself?
catalyst
According to Newton's laws of motion, what is the term for a force that resists the relative motion or tendency of such motion of two surfaces in contact?
friction
witch organcelle makes a plant stem green
chloraplast
What is the scientific term for a sudden and violent shaking of the ground, often caused by the movement of tectonic plates?
earthquake
What is the name of the body's main pumping organ responsible for circulating blood throughout the circulatory system?
THE HEART
In chemistry, what is the term for the smallest unit of an element that retains the chemical properties of that element?
atom
In physics, what fundamental particle is negatively charged and orbits the nucleus of an atom?
electron
What cellular organelle is often referred to as the "powerhouse of the cell" due to its role in producing energy?
mitchodephidria
Which type of rock is formed from the cooling and solidification of molten lava?
igneous rock
Which vitamin is commonly known as the "sunshine vitamin" because the body produces it in response to sunlight?
VIDEMEN D
What is the process by which a gas changes into a liquid state?
condensation
What is the scientific term for the resistance of a fluid (liquid or gas) to flowing, often measured as viscosity?
fluid friction or viscosity
witch organcelle is a jelly like substance
lysosomes
What geological feature is formed by the dissolution of soluble rocks, often creating underground cavities and sinkholes?
karst topography
: In medicine, what term is used to describe the inflammation of the liver?
Answer: What is hepatitis?
hepatitis
What is the chemical symbol for the element with atomic number 79, known for its use in jewelry and coins?
Au (Gold)
According to Einstein's theory of relativity, what is the term for the increase in an object's mass as its velocity approaches the speed of light?
relativistic mass
What is the name of the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll?
photosynthesis
What is the term for a large, bowl-shaped depression in the Earth's surface, typically caused by the impact of a meteorite?
crater
Which part of the human brain is responsible for regulating basic life functions such as breathing and heart rate?
BRAINSTEM
What is the term for a chemical bond formed by the sharing of electrons between two atoms?
a covalent bond
: What is the unit of measurement for electric resistance in a circuit?
the ohm
In genetics, what term is used to describe the selective breeding of plants and animals to produce desired traits?
genetic engineering
Which geological process involves the wearing away of rocks and soil by natural forces such as wind, water, and ice?
erosion
What medical condition is characterized by the chronic inflammation of joints and surrounding tissues, often causing pain and stiffness?
A larengidose
B rabies
C rheumatoid arthritis
rheumatoid arthritis