Earth’s Atmosphere: Protective Functions, Circulation, and Pollutants
Functions of the Atmosphere
- Protective Shield: The ozone layer in the stratosphere prevents most harmful ultraviolet (UV) radiation from reaching Earth’s surface. The atmosphere also protects against the impact of meteorites and other celestial bodies, which disintegrate upon entering its layers.
- Involvement in the Water Cycle: The atmosphere plays a crucial role in the water cycle. Water vapor condenses to form clouds, which then precipitate as rain or snow.
- Source of Life-Sustaining Gases: It contains
Auditing Procedures: Verification, Fraud, and Documentation
1. Verifying Rental Income
Procedures for verifying rental income:
- Rent Agreement / Lease Deed: Verify terms, period, and tenant details.
- Receipts / Bank Statement: Ensure rent is actually received and recorded.
- Comparison: Match rent billed versus rent received for accuracy.
- Tenant Ledger / Records: Check consistency of entries over the period.
- Authorisation & Tax Compliance: Ensure any concessions authorized and rent tax is correctly accounted for.
2. Verifying Investments
Procedures for verifying
Read MoreCharitable Trusts: Law, Purposes, and Fiscal Benefits
How Charitable Trusts Function
Charitable trusts are purpose trusts, meaning property is held for a specific purpose, and there is no human beneficiary.
Requirement: Charitable Purpose
Charities Act 2011: Public Benefit Requirement
The purpose must be ‘charitable’ and, under the Charities Act 2011, must be for the public benefit.
Fiscal Advantages of Charitable Status
- Exempt from Inheritance Tax (IHT).
- Exempt from tax on investments.
- Exempt from income tax.
- Gift Aid (allows the charity to reclaim the basic
Ionic, Covalent, and Metallic Bonds: Properties and Formation
Ionic Bonds: Formation and Properties
An ionic bond is a chemical link formed between a metal and a non-metal. This typically involves elements from groups such as:
- Group IA: Alkali Metals
- Group IIA: Alkaline Earth Metals
- Group VIA: Chalcogens
- Group VIIA: Halogens
Characteristics of Ionic Compounds
- High Melting and Boiling Points: The ionic bond is very strong. A significant amount of energy is required to overcome the electrostatic forces of attraction between the ions in the crystal lattice.
- Hard but
Factors Leading to the Russian Revolution of 1917
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Key Causes of the Russian Revolution (1917)
1. Autocratic Rule of the Czars
Czar Alexander II introduced some reforms in Russia and gained popularity. However, his successors, Czar Alexander III and Czar Nicholas II, became despotic. During their
Read MoreUnderstanding Stakeholders: Internal, External, and Conflicts
Understanding Stakeholders: Roles, Motivations, and Conflicts
Stakeholders are individuals or groups with an interest in an organization. They are motivated to contribute when the benefits (incentives) they receive are greater than their efforts (contributions). Stakeholders can be internal or external.
Internal Stakeholders
Shareholders: They are the owners of the organization and hold the most power. Their contribution is financial investment, and their incentive is the return or profit generated
Read MoreFinancial Analysis & Investment Calculations
1. Compound Interest Calculation
Jack places $800 in a savings account paying 6% interest compounded annually. He wants to know how much money will be in the account at the end of 5 years.
- $1,804
- $1,070
- $1,205
- $1,548
Calculation: FV = PV * (1 + r)^n
FV5 = $800 * (1 + 0.06)^5 = $1,070.58
2. Projecting an Income Statement
When projecting an income statement, it is important to consider:
- How much cash you will need.
- Previous income statements to project behaviors of costs and expenses, as well as other financial
T.S. Eliot, Woolf, Orwell: Modern and Contemporary Literary Analysis
Key Figures in Modern and Contemporary Literature
T.S. Eliot
Movement: Modernism (Poetry)Work: The Waste Land: The Burial of the Dead (1922).
Virginia Woolf
Movement: Modernism (Fiction)Works: A Room of One’s Own (1929), Lappin & Lapinova (1944), Kew Gardens (1919).
Philip Larkin
Movement: The Movement (Poetry/Fiction from the 1950s onwards)Works: The Explosion (1974), This Be the Verse (1971).
Samuel Beckett
Movement: Modernism (Theatre of the Absurd)Work: Waiting for Godot (1955).
George Orwell
Read MoreEssential Protocols for Health, Hygiene, and Safety
Personal Health and Hygiene Standards
Systems Exposed to Common Diseases
The systems and organs most commonly exposed to diseases include the:
- Cardiovascular system
- Respiratory system
- Digestive system
- Excretory system
- Genital system
- Musculoskeletal system
- Endocrine system
- Immune system
- Nervous system and sense organs
- Skin
Essential Hygiene Habits
Maintaining good health requires adherence to several key habits:
- Personal Hygiene: Daily cleanliness routines.
- Physical Activity: Understanding health effects and risk
C Code Examples for TCP, UDP, and FTP Sockets
TCP Client-Server C Code
TCP Server
This C code sets up a basic TCP server that listens on a specified port, accepts a client connection, receives a message, sends a reply, and then closes the connection, waiting for the next client.
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <arpa/inet.h>
int main() {
char *ip = "127.0.0.1";
int port = 5566;
int server_sock, client_sock;
struct sockaddr_in server_addr, client_