First convert 5 km into m so the units match up
That way you know the stream goes 5,000 m horizontally and 200 m vertically
Then I think you just do rise/run which would be 0.04 m
Like you might have studied. Heated hair expands while colder air contracts. So, the sound isn't able to move as efficiently in cold air than it would in warmer air.
Answer:
Diffusion
Explanation:
The strong smell is diffusing from one part of the home to the other.
Answer:
Ecologists and paleontologists say that Earth is now experiencing another mass extinction. One-quarter of all mammals are endangered. But unlike some past extinctions this one is not caused by a single chance event such as an asteroid impact.
Explanation:
Answer: 3.Traits lower on the tree developed before traits higher on the tree.
Explanation: Image shows the order in which the traits develop over time. At the very beginning the trait for jaw developed. That is why all the animals present on the right-hand branch have jaws. Traits like the feather and hair came at the last, hence are present in the top branches.
Source: Nature(dot)com
