Notes, summaries, assignments, exams, and problems

The environment plays an important role in our lives and people wouldn't be able to live without it. However, we are polluting it every day and it needs to stop. As individuals, we can do lots of things to solve this issue, and this essay will focus on two of them - recycling and the efficient use of energy.

According to recycling, it is the easiest way to see an immediate change and everybody can do it. First, recycling bins are a great method of dividing our waste into paper, plastic, glass, etc., and they can be easily found in every city. Another idea is to reuse the things we have at home and make them new. For example, turning …. 

When it comes to the use of energy, there are many things we can do, especially at home. When we talk about... Continue reading "I choose to live" »

Phrasal Verbs

• Act on sb’s advice
• Back sth up
• To be up to sth
• Break sth up
• Call for sth
• Come across sth/sb
• Come round
• Cope/deal with sth
• Die out
• Dream sth up
• Fiddle with sth
• Get down to sth
• Go about doing sth
• Go for
• Hold down sth
• Keep up with sth
• Meet up with sth
• Move on

Brain-Mind

• Mind-boggling
• Mind reader
• Brain drain
• Brainchild
• Brain damage
• Never mind
• Brainstorm
• Brainwave
• Brain scan

Dependent Prepositions

• Concerned about
• Inspired by
• Dedicated to
• Terrified of
• Discouraged by
• Worried about/by
• Focused on

• Influenced by
• Frustrated with
• Motivated by
• Opposed to
• Respected for/by
• Confused with/by
• Satisfied with/by/about
• Disappointed with/in
• Committed to
• Approve of

16th Century Economy and Society

The economy prospered due to the riches obtained from the Americas, especially silver and gold.

• It enabled the kings to finance the numerous wars they were involved in throughout Europe, meaning that the majority of his wealth ended up outside the Iberian Peninsula.
• The arrival of metals enriched the nobility. They used the silver and gold to buy luxury products, but did not invest in production. Therefore, the majority of the population became poorer.
• The craft industry began to grow due to an increase in demand from the American territories. However, the rise in prices made Spanish products more expensive, and it became cheaper to buy them abroad.
• As they had more resources, the monarchs were able to begin more

What is an atom?

Atoms are the basic units of matter and the defining structure of elements.

What is an electron?

A subatomic particle with a charge of negative electricity.

What is the nucleus of an atom made of?

Is made up of protons and neutrons.

What is a proton?

Elemental particle of the nucleus of the atom and that has a positive electric charge.

What is a neutron?

A subatomic particle of about the same mass as a proton but without an electric charge.

Where is the mass of an atom concentrated?

In the nucleus most of 99.9% of the mass is concentrated here.

An atom is mostly empty space?

Yes.

What is the function of neutrons?

To allow protons to be together.

What surrounds the nucleus of an atom?

The nucleus is surrounded by electron clouds that produce... Continue reading "Understanding Atoms and Quantum Mechanics: A Comprehensive Guide" »

Opinion essay: intro/list-arguments/conclusion (linking words: first of all, It seems to me, as I see it, as far as I am concerned)

Used to: habit in the past/past perfect: the action is before the past/past perfect conditional: longer actions/past conditional: an action in progress in the past/past simple: main events

INFORMACIÓN:

Hi Sara,

How are things? Sorry to be so slow getting back to you but... (I had to hit the books)

I was afraid to hear that... / What great news! I'm glad that...

Nudo:

In your letter you mentioned... 

Well, if I were you i would... Since...

Besides, why don't you...?

As well as that, you also wondered about...

I think you really should... Because this way...

Nudo 2:

Anyway,

I'll be delighted to pay you a visit, count me in!

Let me know when it suits you so I can plan ahead.

CONCLUSIÓ:

Well, that's all for now. I hope this was helpful. Drop me a line soon! Best wishes, Amber. 

Review

1 Balancing Moments

• seesaw: sube y baja 4
• Perpendicular: At a 90 degree angle to something
• Newton: The unit of measurement of force
• Clockwise: In the same direction as the movement of the hands on a clock
• Counterclockwise: In the opposite direction to the movement of the hands on a clock

Diagram

• a-You have to calculate the moment
• b-The wheel turns more easily when you spin it from near the rim. The distance

M=fd
F=30N
M=fd

Left is 2FI, same result
d=15cm
M=(30) (0.15)=4.5

Right is 2dF, same result
0.15m
M=4.5Nm

2 Making a Scale

• Spring constant: A measure of how stiff or strong a spring is
• Extension: The increase in the length of something
• Elastic: A material able to resume its original shape after being stretched or compressed
• Elastic Limit: The extent to

How many pitch classes are in the chromatic scale?

12

Which Major scale is this one? (1)

Eb

The subdominant is Scale degree 4

What pitch is a whole step above B natural? C#

Describe the interval in the second box: (2)

6th

Semibreve is synonymous with Whole note

Rhythm refers to Combination of sounds with different durations that flow around a beat

ABCBA is an example of Arch form

The French horn is A brass wind instrument.

Stringendo means Gradually getting faster.

What does secular music mean?

Any music not written for the church.

The melismatic is a style of singing in which

We sing each syllable of the text over more than five notes.

Kyrie is

An invariable portion of the mass that can be sung at any time throughout the year.

The chorus of a cantiga is

The catchiest... Continue reading "Music Theory Basics" »