<span>The answer is none. According to the first law of Newton, an object stays at the same speed in the same direction if there are not forces unbalancing the object. Without friction, the car would be moving forever, unless there is another force accelerating or stopping the car.</span>
Exothermic is the right kind of reaction.
Protons and neutrons. Explanation:
Protons are massive, positively charged
nuclear particles.
The answer is B.) I took the test.
Answer:
r = 1.86 m
Explanation:
Here the force due to wall of the cylinder is towards the axis of the cylinder
This force will act as centripetal force for the people sit inside the chamber
now we will have

now we will have

m = 84.4 kg
v = 3.28 m/s
now we have

now we have
