Notes, summaries, assignments, exams, and problems for Baccalaureate

How the World Wide Web Works

The World Wide Web is the most widely used part of the internet. When you browse the web, you view multimedia pages containing text, pictures, graphics, sounds, and videos. The web uses hypertext links to allow you to navigate from one place to another.

The web operates on a client/server model: client software (the web browser) runs on your computer, while server software runs on a web host.

To use the web, you need an internet connection and a web browser. You type the URL for the website you wish to visit, and your browser sends a request using the HTTP protocol. This is how the browser and server communicate. When the server finds the requested page, it sends it back to the browser.

How Web Pages Are Organized

The... Continue reading "How the World Wide Web Works: A Technical Breakdown" »

Dominando Verbos Frasales Esenciales

Los verbos frasales son combinaciones de un verbo y una preposición o adverbio, que juntos adquieren un significado diferente al de sus palabras individuales. Aquí tienes una lista de verbos frasales comunes con su significado en español:

• Break up: Romper con alguien
• Fall out: Caerse (o discutir con alguien)
• Get on with: Llevarse bien con alguien
• Get over: Recuperarse de un bache o superar algo
• Get together: Reunirse
• Make up: Maquillarse (o reconciliarse)
• Stand up: Levantarse
• Take after: Parecerse (mentalmente o en personalidad)
• Dress up: Disfrazarse o vestirse elegantemente
• Pay for: Pagar por algo
• Put on: Ponerse (ropa, etc.)
• Take off: Quitarse (ropa, etc.)
• Try on: Probarse (ropa)
• Break into: Entrar a la fuerza
• Log

Past Habits and Repeated Actions

• Would (always/never) + base form: He would never say he was too tired.
• (Always/never) used to + base form: My dad always used to throw a softball for me.
• Be + always + -ing verb: My little sister was always sneaking into my room.

Expressing Wishes and Desired Changes

Subject + wish + subject + would + verb: Use wish + would for behavior that a person can actively change. Do not use this for facts or states. Example: "I wish I wouldn't wear a uniform."

Stative vs. Dynamic Verbs

• Stative verbs: These mean having an opinion or mental state (e.g., believe, feel, know, like).
• Non-stative verbs: These mean having a plan or action.
• Categories: Senses (look, hear, seem, sound), Communication (agree, deny, mean, promise, prefer)

Mitosis and Meiosis Comparison

Similarities Between Mitosis and Meiosis

• The sequence of changes in the nucleus and cytoplasm.
• The presence of the stages of prophase, metaphase, anaphase, and telophase.
• The spindle formation and the cycle of condensation of chromosomes.

Key Differences Between Mitosis and Meiosis

• Mitosis occurs in somatic cells, while meiosis is restricted to germ cells.
• In mitosis, each cycle of DNA replication is followed by one division. The resulting daughter cells are diploid (2n) and have the same amount of DNA as the parent cell.
• In meiosis, one DNA replication cycle is followed by two divisions, resulting in four haploid (n) daughter cells, which contain half the DNA of the parent cell.
• In mitosis, each chromosome behaves independently.

Hume's Science of Man: Foundation and Purpose

David Hume defends the dependence of all sciences on the science of man, or the science of human nature. It is man who comprehends these sciences, which are his own creation, and it is man who must be studied. This Science of Man aims to guide society toward a world free of prejudice and religious bigotry, moving away from ancient and superstitious beliefs.

Critique of Superstition and Metaphysics

Hume, a profound rationalist, believes that rationalist superstition and metaphysics form the ideological basis of societal shortcomings. Religious intolerance, hypocrisy, and malice impede the progress, culture, and welfare of society. The Science of Man, Hume argues, intends to liberate humanity and dismantle... Continue reading "David Hume's Philosophy: Empiricism, Reason, and Human Nature" »

Mobile Phones

Comprehension (4 points)

1. 1) No, because dangerous effects have not been shown conclusively.
2. 2) Because they used the phone while they were driving.

1. 3) True… advanced features are packed into extremely light and tiny models (lines 5-6).
2. 4) True… mobile phones can be a serious threat to health, for children in particular (line 7).
3. 5) False… what for many people is a useful device can be a nuisance for others (line 11).
4. 6) False. Some people even claim that… (lines 12-13).

Use of English (3 points)

1. 7) Luxury (l.1)
2. 8) Light (l. 6)
3. 9) Sickness, illness, disease
4. 10) Headache, backache, stomach-ache… toothache, heartache
5. 11) She said: “We’ll go and get some food.”
   She said they/we would go and get some food.
6. 12) I asked my father to

English Vocabulary Acquisition

How Children Learn Word Meaning

Children are always acquiring and building up their L1. They must find out which things can be packaged together under a label.

Knowing a Word: Types of Knowledge

Knowing a word involves different types of knowledge. The importance is how it is pronounced.

Factors Affecting Vocabulary Learning

• Demonstrability: Can the meaning be easily shown? (e.g., car = transport)
• Similarity: Is it similar to known words? (e.g., equal)
• Brevity: Is it a short or long word?
• Regularity of Form / Learning Load: Does it follow typical patterns? (e.g., bedroom)
• Opportunism: Is the word relevant to the child's immediate situation?
• Centres of Interest: Are words likely to be of relevance to the child's interests?

Kinematics Data Set Analysis

The following tables represent experimental data for kinematics, including velocity, acceleration, and time intervals. These parameters are essential for solving complex motion equations in physics.

Motion Parameters and Calculations: Set 1

Motion Parameters and Calculations: Set 2

Motion Parameters and Calculations: Set 3

Motion Parameters and Calculations: Set 4

Exercici 1: Vocabulary

• Explanation, definition, assumption, logically, reasonable, thought, confusion, concept, undoubtedly, sensible.

Exercici 2: Expressions and Beliefs

• Forget to take Darren’s views into account
• Does she come up with
• Is still under the impression
• Have you made up your mind
• In the mistaken belief (creença equivocada)
• Is out of the question (impossible/ni parlar-ne)
• You’ve now come to your senses (has entrat en raó)
• You are under the misapprehension (tens una idea equivocada)

Exercici 3: Idioms

• Wits (estar atent)
• Wood (no veure el conjunt pels detalls)
• Bell (sonar familiar)
• Head (tornar-se arrogant per l’èxit)
• Dark (sense informació)
• Bend (tornar-se boig)
• Leg (no tenir arguments)
• Uptake (rapidesa per entendre coses)

Exercici 4: Phrasal