UNIT 2 THE CLIMATE AND THE WEATHER

Weather and climate are 2 different things. Weather refers to the atmosphere conditions in a specific area at a specific time; sunshine, fog, precipitation,wind and atmospheric.Climate pressure. refers to the average weather pattern in one place over long time

SUPERLATIVES

A superlative is a form of an adjective or an adverb used for comparison.

GALAXY CLUSTER

Is a big group  of  galaxies ( hundreds even thousands)

GALAXIES

They are a big system of stars, dust and gases held together by the force of  gravity. They can have different shapes: irregular, spiral and elliptical. Our Solar System is a tiny part of spiral galaxy called th

e Milky Way. All galaxies are constally moving through space

CONSTELLATIONS

They are a group of stars that make an imaginary shape in the night sky. Some constellations like the Great Bear are named according to the perceived shape.

STARS

They are huge balls of gases(hydrogen helium) where nuclear reactions take place. These reactions produce enormous amounts of light and energy. They can be clasified by 3 characteristics:

1. Luminosity
2. Size
3. Colour
   
   
   

THE UNIVERSE AND THE BIG BANG

The universe includes planets, stars, asteroids, galaxies........No one knows how big the Universe is.

                                                                                                                                                                                                                           THE BIG BANG
The Big Bang was a enormous explotions. After the Big Bang, matter starts to group together to form celestial bodies.

SOLAR STORMS

Whem 2 plasma particles join together make a plasma ball. When 2 plasma balls crash they make an explotion.The Sun realese some waves that go to the planets.

THE SUN

Life on Earth wouldn´t exist with out the Sun. The sun is our main  source of light and heat. It´s also the most important factor producing weather