Jawaban:

A.Earth is our planet.It is a huge ball of rock that travels in space around the sun.

B.24 hours

C.365 days ( 1 years )

D.water,land and cloud.water covers almost three fourth the plain.the rest is covered by land.clouds are part of the atmosphere

E.Earth is made of three layers.in the centre is the core, containing an inner core of solid rock iron and an outer core of liquid iron.the mantle is the middle layer of earth made of soft rock.the crust forms the rocky outer layer of earth.