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=Activity Round- up Question 1 Copy the table and complete it. 2 examples are done for you. = the Sun.Most are found in the asteroid belt. || = =
 * **Obj ****e ****cts ** || **Descript ****i ****o ****n and examples ** ||
 * Rocky planets ||  ||
 * Giant planets ||  ||
 * Asteroids || Rocks of different sizes that orbit
 * Dwarf planets ||  ||
 * Comets || <span style="font-family: 'Arial','sans-serif'; font-size: 18.6667px;">Masses of ice and rocky fragments.They have a very elliptical orbit. ||

<span style="font-family: 'Arial','sans-serif'; font-size: 18.6667px;">.- ellipse:an oval shape. <span style="font-family: 'Times New Roman','serif'; font-size: 18.6667px;">.- <span style="font-family: 'Arial','sans-serif'; font-size: 18.6667px;">tide:Movement of great masses of ocean water. It is caused by the attraction that the Moon exerts on the ocean. <span style="font-family: 'Times New Roman','serif'; font-size: 18.6667px;">.- <span style="font-family: 'Arial','sans-serif'; font-size: 18.6667px;">solstice:Date in which the length of day and night is greatest.On this date,winter or summer begins. <span style="font-family: 'Times New Roman','serif'; font-size: 18.6667px;">.- <span style="font-family: 'Arial','sans-serif'; font-size: 18.6667px;">equinox:Date in which the length of day and night is the same(12hours).On this date,autumn or spring begins.

**__ .- Eclipse: __** An eclipse occurs when a celestial body hides another temporarily. **__ .- The revolution of the Earth: __** It is the movement of the Earth around the Sun. It takes the Earth one year to complete one revolution, that is to say, 365 days, 5 hours and 48 minutes. **__ .- Solstice: __** It is the day when the seasons change and nights and days do not have the same length. .- Summer solstice on the northern hemisphere days are long and nights are short. **__ .- Seasons: __** one of the four equal periods into which the year is divided by the equinoxes and solstices. These periods (Spring, summer, autumn and winter) have their characteristic weather conditions in different regions, and occur at opposites times of the year in the northern and southern hemispheres. The combined effect of t__he Earth´s tilt and the movement of revolution is the cause of the seasons__. **__.- Tides:__** Tides are the periodic rising and falling in sea levels, they are caused by the pull of the moon and to a lesser extent of the sun **__ .-Renewable sources: __** A renewable resource is a natural resource which can be replenished or refill with the passage of time by natural processes (wood, water..). **__.- Biosphere:__** It is the zone of life on Earth