Mockup- type of model that could have several different purposes. Can be very detailed almost identical to intended result

What is the principle of superposition in physics?

The principle that, when two or more waves overlap, the resulting wave is the sum of the individual waves.

What is Ohm's Law?

A fundamental principle in electrical engineering that states that the current through a conductor between two points is directly proportional to the voltage across the two points, expressed as $V = IR$.

What is the function of enzymes in biological systems?

Enzymes act as catalysts that increase the rate of chemical reactions without being consumed in the process.

What is the significance of the cell membrane?

The cell membrane regulates the movement of substances into and out of the cell, maintaining homeostasis.

What is kinetic energy?

The energy that an object possesses due to its motion, calculated as $KE = \frac{1}{2}mv^2$, where $m$ is mass and $v$ is velocity.

What does the term 'ecosystem' refer to?

A biological community of interacting organisms and their physical environment.

What is the pH scale?

A scale used to measure the acidity or alkalinity of a solution, ranging from 0 (acidic) to 14 (basic), with 7 being neutral.

What is a chemical reaction?

A process in which substances (reactants) are transformed into different substances (products) through the breaking and forming of bonds.

What defines an atom?

The smallest unit of matter that retains the properties of an element, consisting of protons, neutrons, and electrons.

What is the Law of Conservation of Mass?

A principle stating that mass cannot be created or destroyed in a chemical reaction.