Acceleration is the rate of change of velocity of an object with respect to time. An object's acceleration is the net result of all forces acting on ...

The amorphous structure is characterized by the lack of a rigid arrangement of the constituent particles in the substances. They do not have a specif ...

Angular acceleration is the time rate of change of angular velocity. In three dimensions, it is a pseudo vector. In SI units, it is measured in radia ...

Angular momentum, property characterizing the rotary inertia of an object or system of objects in motion about an axis that may or may not pass throu ...

The constituent particles of a substance are atoms, ions or molecules. They perform complex movements constantly, therefore they have energy.

Brownian motion is the thermal motion of micro particles of a solid in a liquid or gaseous medium

A closed loop is a portion of a circuit (which may or may not contain a source),that has no ramifications.

A conductor is an object or type of material that allows the flow of charge (electrical current) in one or more directions. Materials made of metal a ...

Constant motion refers to any type of motion when either the distance traveled by the object is the same for each second, or the speed of the object ...

A crystal structure is a type of arrangement of the constituent particles of a solid - atoms, molecules or ions, whereby there is a repeatability of ...

Dielectric is a substance that conducts poorly or not conducting electricity at all.

An ecosystem comprises all the plants and animals that live in particular area that support life (ecosphere) and the complex relationship that exists ...

Elasticity is the ability of a body to resist a distorting influence and to return to its original size and shape when that influence or force is rem ...

Electric charge is a property possessed by some of the elementary particles and can be positive or negative. The magnitude of the electric charge of ...

Electric current is defined as the rate of flow of negative charges of the conductor. In other words, the continuous flow of electrons in an electric ...

An electrically charged body creates a field in the space around it and is called an electric field. This field cannot be perceived by our senses, bu ...

Electrical conductivity is the measure of a material's ability to allow the transport of an electric charge.

The electrical resistance of the force of the interaction between the charges is attractive if the charges have opposite signs and repulsive if like- ...

Electromagnetic waves one of the waves that are propagated by simultaneous periodic variations of electric and magnetic field intensity and that incl ...

Electromagnetism is a branch of physics involving the study of the electromagnetic force, a type of physical interaction that occurs between electric ...

An electron is a tiny particle of matter that is smaller than an atom and has a negative electrical charge.

Energy is the quantitative characteristic that must be transferred to an object in order to perform work on, or to heat, the object.

Energy, in physics, the capacity for doing work.

A condition in which all influences acting cancel each other, so that a static or balanced situation results. In physics, equilibrium results from t ...

A force is the pulling or pushing effect that something has on something else.

Gas is one of the four aggregate states of a substance, in which the particles are linked by very weak bonds to each other. These particles can be mo ...

Gravity or gravitation, is a natural phenomenon by which all things with mass or energy—including planets, stars, galaxies, and even light—are br ...

Quantity of heat is the change in the internal energy of a thermodynamic system and it equals the work done on it and the amount of heat exchanged wi ...

Air humidity is a measure of the amount of water vapor in the air.

Inertia is the resistance of any physical object to any change in its velocity. This includes changes to the object's speed, or direction of motion. ...

Insulator, any of various substances that block or retard the flow of electrical or thermal currents.

The strength of something that can be measured such as light.

An electrically charged atom or group of atoms formed by the loss or gain of one or more electrons

In physics (and optics), a light ray is an idealized model of light, which is drawn as a straight line.

A linear force (a force along a straight line), applied to a mass, gives rise to a linear acceleration. Examples of such forces are gravity, viscosit ...

A magnetic field is a vector field that describes the magnetic influence of electric charges in relative motion and magnetized materials.

Mass is both a property of a physical body and a measure of its resistance to acceleration when a net force is applied.

The transmission of vibrations from particle to particle in an elastic medium in space and time resulting in energy transfer. Longitudinal mechanica ...

The transition from solids to liquids is called melting. The crystalline solids melt at a specific temperature called melting point.

A molecule is an electrically neutral group of two or more atoms held together by chemical bonds.

In physics, motion is the change in the position of an object over time. 

A neutron is an atomic particle that has no electrical charge.

A node is any point in a circuit in which 3 or more conductors meet.

The nuclear reaction is the process in which two nuclei, or else a nucleus of an atom and a subatomic particle (such as a proton,neutron, or high ene ...

Atomic orbitals describe where an electron is likely to be found in an atom.

A sustained phenomenon or one marked by gradual changes through a series of states.

Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.

The radioactive decay is the process by which an unstable nucleus loses energy by emitting radiation.

Refraction is the change in direction of a propagating wave, such as light or sound, in passing from one medium to another in which it has a differen ...

A force is the pulling or pushing effect that something has on something else.

This is the resistance a vehicle faces while attempting to move from a stall condition or while accelerating. This resistance must be overcome by the ...

The body is at rest (or is stationary) if it does not change its position.

Scale invariance or scale independence is a term used in mathematics, particle physics, and statistical physics, more specifically, statistical mecha ...

Solids are called those substances that can keep their shape and volume unchanged for long enough.

Temperature is physically intrinsic to matter, which is quantified to become familiar with the above and to establish itself. It is assumed to be a l ...

The thermal equilibrium occurs when the temperatures of the two bodies are equalized. Warmer conveys the heat to the colder, and the colder receives ...

A covalent bond is a chemical bond that is made through common electron pairs belonging to both atoms. Through it, atoms are bonded both in molecules ...

Vibrations or oscillatory movements are called movements or changes in the state of bodies characterized by one or another degree of repetition over ...

Voltage, electric potential difference, electric pressure or electric tension is the difference in electric potential between two points. The differe ...

Volume is the quantity of three-dimensional space enclosed by a closed surface, for example, the space that a substance (solid, liquid, gas, or plasm ...

Air is a mixture of gases. The main ingredients are nitrogen and oxygen.

Water vapor is a gaseous state of water.

A spring scale measures the weight of an object. ... The unit of measurement for weight is that of force, which in the International System of Units ...

Work is the energy transferred by a force acting through a distance. Work is (thermodynamics) the energy transferred from one system to another by m ...

Mechanical work is a measure of the amount of energy that is transferred from one system to another. This transfer is accomplished by force.