<span>The </span>function of the valves<span> in the peripheral </span>veins<span> is to ensure that the overall movement of blood in the </span>veins<span> is in the right direction, toward the heart. This is especially important in the </span>legs<span>, where the blood must flow a relatively long distance against gravity. </span>
<span>I found this on a website..... Hope this helped :)
"In plant cells, the vacuoles are much larger than in animal cells. When a plant cell has stopped growing, there is usually one very large vacuole. Sometimes that vacuole can take up more than half of the cell's volume. The vacuole holds large amounts of water or food."</span>
Answer:
1170km
65km per hour for 18 hours is just 65*18
the 12k tons bit is just there as a distractor
Explanation:

Earth's rotation causes the Coriolis effect.




Hope Helps `~~
The correct answer is 1 second.
A period is a physical term which describes the time needed for one cycle of vibration to complete and reach a certain point. In this example, the term period refers to the time needed for one complete heartbeat to occur. Since 60 heartbeats occur in 60 seconds, then one heartbeat needs 1 second to complete.