Social Science 4º, Unit 1 | Baamboozle - Baamboozle

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Social Science 4º, Unit 1

Study Slideshow

Which are the names of the two movements of the Earth?

Rotation and Revolution

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How long does it take the Earth to complete a lap around itself? And around the Sun?

Around itself: 24 hours Around the Sun: 365 days

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The rotation movement produces the __________ and _____________

Day and night

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The revolution movement produces the _________

Four seasons

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What is a tide? How and why are tides produced?

A tide is the rise and fall of the water of seas and oceans. They are produced due to the gravity. The Sun and the Moon's gravity pull the Moon towards them.

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What is a physical map?

A map that shows the main features of a landscape, like deserts, mountains, rivers, and lakes.

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What is a political map?

A map that shows countries and their cities.

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What is an atlas?

A book that contains maps about different countries or continents.

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Can you point at the Northern Hemisphere? And the Southern?

From the Equator up: Northern Hemisphere From the Equator down: Southern Hemisphere

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Which lines are the meridians? What other name can they have?

Meridians are the vertical lines, also called "lines of longitude".

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What lines are the parallels? What other name can they have?

The parallels are the horizontal lines. They are also called "lines of latitude.

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Can you point at the main parallel? What other name can it have?

The main line of latitude that divides the Earth into Northern and Southern hemisphere. It is also called Equator.

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Can you point at the main meridian? What other name can it have?

The main line of longitude that divides the Earth into Western and Eastern hemispheres. It is also called Greenwich Meridian.

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What do astronomers use to study the Space?

Refracting or reflecting telescopes.

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What is the difference between a refracting and a reflecting telescope?

Refracting: they use lenses. Reflecting: they use mirrors.

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Which is the most famous telescope? Is it a refracting or reflecting one?

The Hubble Telescope. It is a reflecting telescope.

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