Register
Suppose you are on a rooftop and you throw a ball downward to the ground with an initial speed v0. You then throw an identical ball upward with the same initial speed v0. After rising, this ball also falls
124k views
5 votes
Suppose you are on a rooftop and you throw a ball downward to the ground with an initial speed v0. You then throw an identical ball upward with the same initial speed v0. After rising, this ball also falls to the ground. When each ball strikes the ground, which ball has the larger speed

User Getzy
by
4.8k points

1 Answer

4 votes

Answer:

They will have the same speed

Step-by-step explanation:

This is because they had the same energy at the same starting point, and because Potential energy is the same at ground level so is speed and KE at ground level. This is if air resistance is negligible

User Hojat Modaresi
by
4.5k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.1m questions

6.7m answers

Other Questions

A space shuttle is approaching the surface of the moon to land. It approaches the moons surface with an initial velocity of 28m/s and is slowing at a rate of -2m/s^2. Show all work and units for problems.
________ is a measure of the internal energy that has been absorbed or transferred from one body to another, often due to a difference in temperature.
5. What happens to the arrangement of water molecules as ice melts? A Molecules gain enough energy to escape as vapor. B Molecules release enough energy to escape as vapor. C Molecules gain enough energy
A projectline is shot from the edge of a cliff 100 m above the ground with intial speed 10 m/s at an angle 30 with the horizontal. 1) determine the time taken by the projectile motion to hit the ground
A 2.0-N force acts horizontally on a 10-N block that is initially at rest on a horizontal surface. The coefficient of static friction between the block and the surface is 0.50. Suppose that the block now
Link Copied!