Physics Questions

We know that, solids have definite shapes and definite volumes, whereas liquids have definite volumes but indefinite shapes and coming to gases it has indefinite volumes and indefinite shapes.

Hence, only in solids, the forces of attraction limit the motion of particles.

Graphite is a good conductor of electricity as it contains free electrons to move through the structure of the graphite.

Any moving object can exhibit kinetic energy, as kinetic energy is also known as Motional energy.

In the given options, only a space station orbiting Earth is in motion and all the other are in rest position.

Hence, option C) a space station orbiting Earth is only exhibiting kinetic energy.

Astigmatism is a common vision condition that causes blurred vision. It occurs when the cornea is irregularly shaped or sometimes because of the curvature of the lens inside the eye.

Land is considered as an important resource because it is useful in producing many things. For example, in agriculture, land is used for cultivating the crop, in industrial use, it is used for constructing factories and to make products that we use.