Grade 7B U1/S2 (Solar System)

Moon, planet or machine that orbit a planet or star is called?

• Meteor

• Comet

• Solar system

• Satellite

Which one is the first satellite?

• Voyager

• Sputnik 1

• Landsat

• Viking

Who first launched artificial satellite in outer space?

• China

• America

• Japan

• Soviet Union

Which one is the satellite?

• Titania

• Halley

• C/Hale-Bopp

• Nucleus

How many asteroids are known today?

• 2.000.353

• 9.462.999

• 1.301.535

• 3.689.287

There are the examples of asteroid except…

• Bennu

• Vesta

• Ariel

• Cares

The word comet comes from …

• Greek

• German

• Indonesia

• Egypt

The meaning of κομητης (kometes) is …

• Long hair

• Long tail

• Long hand

• Long neck

Comets are formed from … and …

• Ice and fire

• Ice and dust

• Fire and air

• Fire and dust

When meteoroids entered earth's atmosphere it was called?

• Meteor

• Meteoroid

• Meteorites

• Meteoridnes