Answer:
If an object moves along a straight line, the distance travelled can be represented by a distance-time graph. In a distance-time graph, the gradient of the line is equal to the speed of the object. The greater the gradient (and the steeper the line) the faster the object is moving.
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Answer:
the variety of life in the world or in a particular habitat or ecosystem.
Explanation:
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Answer:
When the oxygen atoms of different water molecules come together, they repel. When the hydrogen atoms of different water molecules come together, they repel.
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Its defensive, warning coloration is bright colors. Such as poisonous dart frogs, they are brightly colored in order to warn predators they are poisonous