Examlex
A particular water wave has an amplitude of 2 m and a wavelength of 3 m.With this wave,the time between successive crests hit shore is 2 seconds.What is the speed of the wave?
Continental Drift
In the theory of plate tectonics, the movement of continents embedded in underlying plates on the earth's surface in relation to one another over the history of life on earth.
Climate Change
Significant and long-term changes in the Earth's climate, including global warming, largely attributed to human activities.
Human History
The recorded or studied past of the human species, encompassing historical events, cultures, advancements, and transformations through time.
Neandertals
An extinct species of human that was widely distributed in ice-age Europe between c. 120,000-35,000 years ago, coexisting with early Homo sapiens.
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