Answer:
isotope of the element hydrogen called protium. Protium,
Explanation:
contains a single proton and a single electron, is the simplest atom.
??? hope this helps??? :)))
<em>1. </em><span><em> the theory that Earth's outer shell is divided into several </em></span><em>plates</em><span><em> that glide over the mantle</em>
<em>2. I am not sure</em>
<em>3. </em></span><span><em>Earth's mantle contained convection cells that dissipated radioactive heat and moved the crust at the surface</em>
<em>4. </em></span><span><em> supercontinent that existed during the late Paleozoic and early Mesozoic eras.</em>
<em>5. </em></span><span><em> the </em></span><em>theory</em><span><em> that the outer rigid layer of the earth (the lithosphere) is divided into a couple of dozen "</em></span><em>plates</em><span><em>" that move around across the earth's surface relative to each other, like slabs of ice on a lake.</em>
<em>6. </em></span><span><em>Africa and South America.</em>
<em>7. I am not sure</em>
<em>8. </em></span><span><em>a small area or region with a relatively hot temperature in comparison to its surroundings.</em>
<em>9. </em></span><em>As the plate moves over a fixed spot deeper in the Earth where magma (molten lava) forms, a new volcano can punch through this plate and create an island. </em>The Hawaiian Islands are believed to be formed from one such 'hot spot'.
Answer:
C cascading effect
Explanation:
i checked all the options of A B C D
<span>..has evaporated from all the water sources around the world (streams, rivers, ponds, seas, oceans etc).
It is am established fact that the quantity of water present on the Earth has remained constant from the beginning of time. At any given point in time it may exist in one of its three forms i.e.ice, water or water vapor but there is no variation in its total quantity (hydrological cycle).</span>
Could you elaborate more?
