Accuracy and Precision. Accuracy is the range of how close to the actual measurement, and Precision is how many decimal spots you can actually perceive, which gives us a reason to use significant figures. (chemistry)<span />
Answer:
Glacier Landforms: Trough. Glacial troughs, or glaciated valleys, are long, U-shaped valleys that were carved out by glaciers that have since receded or disappeared. Troughs tend to have flat valley floors and steep, straight sides. Fjords, such as those in Norway, are coastal troughs carved out by glaciers.
Or: Steep U shaped valleys that connect with the sea and fill with water when the glaciers melt. Now keep scrolling;)
Explanation:
The answer is B. The Doppler Effect is used to calculate the velocity (speed) of something. Astronomers use it to see how fast stars and galaxies are moving away from us.
The renewable energy source is Hydroelectricity.
