EVERYDAY SCIENCE

SCIENCE

EARTH SCIENCE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does ROTATION mean?
A
spinning
B
moving around
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Some Definitions Spin motion: Motion of an object as it rotates around an axis through its center of mass. Rotational motion: Motion around an axis of rotation. Both orbital and spin motion are examples of rotational motion.

Detailed explanation-2: -Rotation describes the circular motion of an object around its center. There are different ways things can rotate. Rotation of the Earthre. A very familiar kind of rotation is when a spherical, three-dimensional object turns around an invisible line inside its center. This center is called an axis.

Detailed explanation-3: -: the act or an instance of rotating something. : one complete turn : the angular displacement required to return a rotating body or figure to its original orientation. : return or succession in a series. rotation of the seasons. : crop rotation.

Detailed explanation-4: -The Earth spins because it formed in the accretion disk of a cloud of hydrogen that collapsed down from mutual gravity and needed to conserve its angular momentum. It continues to spin because of inertia.

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