Notes, summaries, assignments, exams, and problems

Sort by
Subject
Level

English Past Simple Verbs with Spanish Translations

Classified in English

Written on in English with a size of 3.08 KB

Essential English Irregular Verbs and Spanish Meanings

Improve your language skills with this comprehensive list of English irregular verbs, their past simple forms, and their Spanish translations.

InfinitivePast SimpleSpanish Translation
LearnLearntAprender
LeaveLeftDejar
LendLentPrestar
LieLayTumbarse
LieLiedMentir
LightLitEncender
LoseLostPerder
MakeMadeHacer, fabricar
MeanMeantSignificar, querer decir
MeetMetConocer
PayPaidPagar
PutPutPoner
ReadReadLeer
RideRodeMontar
RingRangLlamar
RiseRoseElevarse
RunRanCorrer
SaySaidDecir
SeeSawVer
SellSoldVender
SendSentEnviar
SetSetColocar
ShakeShookAgitar
ShineShoneBrillar
ShootShotDisparar
ShowShowedMostrar
ShutShutCerrar
SingSangCantar
SinkSankHundirse
SitSatSentarse
SleepSleptDormir
SmellSmeltOler
SpeakSpokeHablar
SpellSpeltDeletrear
SpendSpentGastar
StandStoodEstar
... Continue reading "English Past Simple Verbs with Spanish Translations" »

Advanced Sentence Rewriting for English Learners

Classified in English

Written on in English with a size of 3.85 KB

English Sentence Transformation Exercises

Conjunctions and Connectors

  1. There were storm warnings. Therefore, many people left the city. (due to)
    Many people left the city due to storm warnings.
    Many people left the city due to there being storm warnings.
  2. Our team practised every day so that we would have a chance at winning. (so as to)
    Our team practised every day so as to have a chance at winning.
  3. Several criminals have been arrested because the police have finally taken action.
    The police have finally taken action. Consequently, several criminals have been arrested.
  4. I’m hiding the money because I don’t want thieves to find it. (so that)
    I’m hiding the money so that thieves don’t find it.
  5. We should send the invitations today.
    If I were you, I would
... Continue reading "Advanced Sentence Rewriting for English Learners" »

Social and Political Structure of the Ancien Régime

Classified in Geography

Written on in English with a size of 3.54 KB

Agriculture and Land Ownership

Agriculture was the main source of wealth for the Old Regime. Only a small part of the land could be privately owned; others were linked to a title of nobility, the Church, a municipality, or the Crown. All land in the hands of a lord was called territorial dominion. It consisted of the demesne, which were the most productive lands, and the manses (the meek), whose dimensions were sufficient to feed a family.

Manorial Rights and Obligations

Manorial rights included all income and benefits received by the lords under their dominion over the land. The peasants had to perform a series of works in the demesne and also give a percentage of the harvest from the land they worked. In addition, lords required rates for the... Continue reading "Social and Political Structure of the Ancien Régime" »

Factors Influencing African Development and Aid Impact

Classified in Geography

Written on in English with a size of 3.35 KB

Environmental Factors

Climate Challenges

Africa often suffers from a lack of rainfall, making droughts common. Consequently, crops may suffer. Furthermore, tropical climates foster diseases such as malaria and yellow fever due to hot and humid conditions. While More Economically Developed Countries (MEDCs) can cope with these issues, Less Economically Developed Countries (LEDCs) often struggle.

Natural Hazards

Floods, droughts, and tectonic activity can limit future growth, destroy buildings, and devastate agricultural areas. These events often force countries to divert essential income toward recovery efforts.

Landlocked Geography

Fifteen countries in Africa are landlocked. This creates significant trade barriers, as goods must be transported through... Continue reading "Factors Influencing African Development and Aid Impact" »

The Final Years of the Franco Dictatorship in Spain

Classified in History

Written on in English with a size of 2.49 KB

The Crisis of the Dictatorship

In June 1973, Luis Carrero Blanco was appointed prime minister, becoming the key figure in maintaining the union of all political factions and ensuring the continuity of Franco's regime after the dictator's death. These plans were canceled in December of that year when Carrero Blanco was assassinated by ETA in a bombing in Madrid. In January 1974, a new government was formed, headed by Carlos Arias Navarro, whose administration fell into paralysis considering the serious illness of Franco.

Social Unrest and Political Protest

In 1973, there was a dramatic growth in social unrest and political protest. Student and labor protests increased significantly through strikes and demonstrations, while opposition groups triggered... Continue reading "The Final Years of the Franco Dictatorship in Spain" »

Tirant lo Blanc: Analysis of the Total Novel

Classified in Latin

Written on in English with a size of 3.38 KB

Tirant lo Blanc: A Total Novel

Tirant lo Blanc is considered a total novel: realistic, historical, military, social, erotic, and psychological. Mario Vargas Llosa famously nominated Tirant lo Blanc as a "full novel" in his study of the work.

Realism and Verisimilitude

Realism and verisimilitude differentiate these books from traditional medieval chivalry. While it is not 100% true, it balances fantastic elements: a disillusioned knight who believed a maiden was a dragon, the King of England's dream in which the Virgin appeared to him, and Tirant conquering 372 villas, castles, and cities in four and a half years.

Some critics believe these elements are the work of another writer who was able to finish the work: Martí Joan de Galba.

Historical and

... Continue reading "Tirant lo Blanc: Analysis of the Total Novel" »

Java Socket Programming and Nmap Network Scanning

Classified in Computers

Written on in English with a size of 3.5 KB

Java Socket Programming Implementation

Code: Server-Side

import java.io.*;
import java.net.*;

public class MyServer {
    public static void main(String[] args) {
        try {
            ServerSocket ss = new ServerSocket(6666);
            Socket s = ss.accept();
            DataInputStream dis = new DataInputStream(s.getInputStream());
            String str = (String) dis.readUTF();
            System.out.println("Message: " + str);
            ss.close();
        } catch (Exception e) {
            System.out.println(e);
        }
    }
}

Client-Side Code:

import java.io.*;
import java.net.*;

public class MyClient {
    public static void main(String[] args) {
        try {
            Socket s = new Socket("localhost", 6666);
... Continue reading "Java Socket Programming and Nmap Network Scanning" »

Functions of the Circulatory and Excretory Systems

Classified in Biology

Written on in English with a size of 2.78 KB

The Lymphatic System

The lymphatic system is a network of vessels and structures distributed throughout the body.

  • Lymph capillaries: They collect excess interstitial fluid.
  • Lymphatic vessels: They return excess lymph to the circulatory system.
  • Lymph nodes: They contain defense cells that locate and fight microorganisms that could cause infection.

Composition and Function of Blood

Blood is a thick red liquid that flows inside the blood vessels.

  • Blood plasma: A yellowish liquid that makes up 55% of blood.
  • Blood cells: Red blood cells, white blood cells, and platelets make up the remaining 45% of blood.
  • White blood cells (leukocytes): Protect the body against infection and foreign substances.
  • Red blood cells (erythrocytes): Transport oxygen and pick up
... Continue reading "Functions of the Circulatory and Excretory Systems" »

Electrical Engineering and AC Circuit Principles

Classified in Electronics

Written on in English with a size of 4.93 KB

Alternating Current and RMS Values

  • RMS value means: Peak value divided by 1.41.
  • The effective RMS is: Smaller than the peak value.
  • An effective RMS value circuit of 10: Results in 14.14.
  • Measuring voltage with AC voltmeters: Displays the effective value.
  • The AC curve can be present: It decreases from 1 to 0.
  • Instant value of AC power: The value at a specific time of the cycle.

AC Motors and Alternators

  • Single phase alternator: Stator windings connect in series.
  • Types of AC motors: Synchronous and induction motors.
  • AC motors speed is relative to: The number of poles and frequency.
  • Shaded poles: These facilitate starting.
  • Three-phase synchro has: 3 stator and 1 rotor windings.

Circuit Components and Filters

  • Electronic circuit designed as a Band pass filter:
... Continue reading "Electrical Engineering and AC Circuit Principles" »

Effective Essay Writing Templates for Students

Classified in English

Written on in English with a size of 3.07 KB

Opinion Essay Structure

Introduction

Nowadays, there are many different opinions about controversial topics in society. Some people agree with them, while others disagree. Personally, I believe that every situation has advantages and disadvantages, but I think it is important to consider the positive aspects. I believe that ____________________________ for several reasons.

Body Paragraph 1

First of all, there are several reasons why this topic can have positive effects.
This is important because ____________________________.
For example, ____________________________.
As a consequence, ____________________________.

Body Paragraph 2

Secondly, another important aspect is that this topic can also ____________________________ for people.
Furthermore, ____... Continue reading "Effective Essay Writing Templates for Students" »