astrophysics

how many planets are in solar sytem?

• 11

• 8

• 7

• 12

how many moons does mars have?

• 4

• 2

• 0

• 1

which planet is the biggest in the solar system?

• uranus

• neptun

• venus

• jupiter

which planets are nearest to erth?

• venus,mars

• jupiter, neptun

• uranus,mercury

• saturn,neptun

wich star is nearest to our solar system?

• syrius

• vega

• praxima century

• canopus

why we think that stars twinkle?

• cause of atmosphere in erth

• cause it is shineing

how many types of galaxys we have?

• 4

• 2

• 6

• 1

which type of galaxy is Milkey way?

• irregular galaxy

• spiral galaxy

• barred spiral galaxy

• eliiptical galaxy

which atmosphere part is nearest to our earth

• mesosphere

• stratosphere

• exosphere

• trophosphere

• thermosphere