Because cold air tends to more dense, and it's therefore heavier, and it sinks.
Hot air though is hot with no density so it's light and rises.
Answer:
Here down below is 3 things true about composite materials
Explanation:
-They’re made up of more than one substance.
-They have the same or similar properties as the materials used to make them.
-They’re always made of metal.
-They’re readily available in nature.
Answer:
<h3>The answer is 8.91 m/s²</h3>
Explanation:
The acceleration of an object given it's mass and the force acting on it can be found by using the formula

f is the force
m is the mass
From the question we have

We have the final answer as
<h3>8.91 m/s²</h3>
Hope this helps you
Answer:
1 hour to ride his motorcycle