An atom is a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons. The atom is the basic particle of the chemical elements,
The diagram shows some of the structures in a human lung. Where is the carbon dioxide concentration highest?
A mixture is separated using the apparatus shown. What is the mixture? A aqueous copper chloride and copper B aqueous copper chloride and sodium chloride C ethane and methane D
Transportation in Animals. Transportation in animals is the movement of food, water, and oxygen to different parts of the body.
Enterprise is one of the four factors of production. Which of the following is a definition of enterprise?
“A good head and good heart are always a formidable combination. But when you add to that a literate tongue or pen, then you have something very special.” ― Nelson
Brownian motion, or pedesis (from Ancient Greek: πήδησις /pɛ̌ːdɛːsis/ "leaping"), is the random motion of particles suspended in a medium (a liquid or a gas).[2] This pattern of motion typically
“Learning is an ornament in prosperity, a refuge in adversity, and a provision in old age.” ― Aristotle
Synthetic polymerization refers to the process of chemically synthesizing polymers, which are large molecules composed of repeating subunits called monomers.
These laws are fundamental principles that summarize and explain the behavior of the natural world.
“The purpose of education is not to validate ignorance but to overcome it” ― Lawrence Krauss
Here are a variety of questions spanning different areas of the subject.These questions cover a wide range of topics in O Level Physics and can serve as a starting point
“The limits of my language are the limits of my universe.” ― Goethe
“Don't blow off another's candle for it won't make yours shine brighter.” ― Jaachynma N.E. Agu, The Prince and the Pauper
“Education is not preparation for life; education is life itself.” –John Dewey
In the Periodic Table, how does the metallic character of the elements vary from left to right across a period? A It decreases. B It increases. C It increases then
Energy is the capacity to do work, and it comes in various forms. Here are some different types of energy and their applications in the real world:These are just a
Trigonometry is a branch of mathematics that deals with the relationships between the angles and sides of triangles. It has a wide range of applications in various fields, including science,
Students should practice, manage time, and organize materials for practical exams, while remaining calm and following instructions. Instructors should offer clear guidance, create a conducive environment, and fairly assess and