Physics and Chemistry Concepts

A collection of vocabulary flashcards covering key concepts from physics and chemistry.

Resistance

The opposition to the flow of electric current, measured in ohms.

Series and Parallel Circuits

Series circuits have components connected along a single path, while parallel circuits have components connected across multiple paths.

Chemical Classification

Grouping of substances into categories like acids, bases, and salts based on their chemical properties.

Balancing Equations

The process of ensuring that the number of atoms for each element is equal on both sides of a chemical equation.

Molecular Weight

The weight of a molecule calculated as the sum of the atomic weights of the constituent atoms.

Locomotion

The ability to move from one place to another, often used in the context of animals.

Transformer

An electrical device that alters the voltage of an alternating current.

Fundamental Units

The basic quantities measured in physics, including length, mass, time, and electric current.

Separation Techniques

Methods used to separate mixtures into their individual components.

Heat Transfer

The movement of thermal energy from one object or substance to another.

Food Chain

A linear sequence of organisms through which nutrients and energy pass.

Food Web

A complex network of interconnected food chains in an ecosystem.

Animal Cell

Eukaryotic cell that lacks a cell wall and contains organelles such as a nucleus and mitochondria.

Plant Cell

Eukaryotic cell that has a cell wall, chloroplasts, and a large central vacuole.

Molars

The large, flat teeth at the back of the mouth used for grinding food.

Premolars

The teeth situated between the canines and molars, used for crushing and tearing food.

Canines

The pointed teeth located between the incisors and premolars, used for tearing food.

Solar System

The gravitationally bound system comprising the Sun and the celestial bodies that orbit it.