Scientists believe that plate tectonics is an example of an internal force that changes the earth's crust. There are about seven or eight plates that make up the Lithosphere of our earth. The Lithosphere is the hard outer crust of our planet earth and this is the one that is broken up into a number of tectonic plates. <span />
Answer & Explanation:
The moon is visible in daylight nearly every day, the exceptions being close to new moon, when the moon is too close to the sun to be visible, and close to full moon when it is only visible at night.
The tropical cyclones have a thermal origin, and they develop over tropical seas during late summers (August to mid-November). At these locations, the strong local convectional currents acquire a whirling motion because of the Coriolis force.
The technology of sending, receiving and storing information using telecommunication devices to control remote objects
