Answer:
28 m/s
Explanation:
v(final)^2=v(initial)^2+2a(delta y)
=sqrt(2*-9.8 m/s^2*-40)
28 m/s
They should be bigger as if it is hot the tracks will expand as it is made of metal and then there is more room for it to expand or contract
Answer:
mechanical layers of the earth
Lithosphere
-Asthenosphere
-Mesosphere
-Outer Core
-Inner Core
Chemical layers of the earth:
-Crust
-Mantle
-Core
I hope this helps :)
B. A hypothesis is just an idea. And can become a Theory if there is some evidence. However a Theory is not a law, but an idea with supportive evidence
