Answer:
The force of attraction between the molecules of the same substance
Explanation:
T² caries directly as R³ .
This is Kepler's 3rd law of planetary motion .
The ball can't reach the speed of 20 m/s in two seconds, unless you THROW it down from the window with a little bit of initial speed. If you just drop it, then the highest speed it can have after two seconds is 19.6 m/s .
If an object starts from rest and its speed after 2 seconds is 20 m/s, then its acceleration is 20/2 = 10 m/s^2 .
(Gravity on Earth is only 9.8 m/s^2.)
Answer:
O bike tires on the road as you ride
Explanation:
is the rolling friction
687 days
hope this helps
stay safe
brainliest is appreciated
