The statement that best explains the student observation is water is not a smooth surface after the rock is dropped in the pond.
An observation is refers to a process where someone observes a subject ongoing behavior in a natural situation.
Here, the observation of the situation takes places immediately when the student drops the stone into the water.
Hence, the Option B is correct because the statement that best explains the student observation is water is not a smooth surface after the rock is dropped in the pond.
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<em>brainly.com/question/9249399</em>
<u>Answer:</u>
<em>Spain and Portugal want to find a sea route to Asia because both country wanted to discover more trade and specifically Spain wanted to spread the Christianity around the globe.</em>
<u>Explanation:</u>
Also they wanted to <em>break the hold of trade carried by Muslims and Italian</em> by finding the trade routes to Asia. Portuguese searched for the route that went around the Africa.
<em>Ferdinand Magellan's attempted circumnavigation of the globe during the attempt to find the route to Asia. It was the important voyage of exploration. </em>