Because if we don't you'll be hungry, if you don't eat for about a month you'll die
Answer:
Add the two speeds together.
Then, divide the sum by two. This will give you the average speed for the entire trip. So, if Ben traveled 40 mph for 2 hours, then 60 mph for another 2 hours, his average speed is 50 mph.
Answer:
Star formation occurs most rapidly in the spiral arms, where the density of interstellar matter is highest.
An echo
Refraction
Diffraction
Transmission
reflection
Answer:
Computer Model May Help to More Accurately Predict Volcano Eruptions. Scientists at the GFZ German Research Center in Potsdam, Germany, have developed a computer model which they say boosts the accuracy of volcanic eruption prediction.
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