hemisphere
half of a sphere is a hemisphere
A hemisphere.
There is no such thing as half of the Earth. If you are referring to half of the spherical shape of the Earth then it will be a hemisphere.
hemisphere
A hemisphere.
a Hemisphere
Mars is a little over half the size of Earth.
Each half of the earth is called a hemisphere. These are divisions of Earth's sphere that follow longitudinal and latitudinal lines to divide the earth into two parts. Earth can either be divided into to northern and southern hemispheres or eastern and western hemispheres.
The weight of an object becomes half at a height where the gravitational force is half of the force on Earth, about 3,578 km above Earth's surface. At this height, the object and Earth are attracted with equal and opposite force.
Northern Hemisphere.
Southern Hemisphere
The Line that divides the earth into two is called the great circle