Frustrated by Gravity: Solving an Energy Conservation Problem

In summary, the concept of energy conservation states that energy cannot be created or destroyed, only transformed. Gravity plays a role in energy conservation by converting kinetic energy into potential energy and vice versa. The main challenge in solving an energy conservation problem involving gravity is accurately tracking all types of energy involved. Math can be used to solve these problems. Energy conservation cannot be violated in a system involving gravity as long as all energy is accounted for and no external forces are at play.
  • #1
mawalker
53
0
grrr... gravity

A rocket is launched straight up from the Earth's surface at a speed of 1.90×104 . What is its speed when it is very far away from the earth?
plugging everything into the energy conservation theorem i came up with the exact same speed... I'm not sure what I'm doing wrong.
 
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  • #2
What are your units? Show us the work you've done so far so we can help.
 

FAQ: Frustrated by Gravity: Solving an Energy Conservation Problem

What is the concept of energy conservation?

Energy conservation is the principle that energy cannot be created or destroyed, only transformed from one form to another. This means that the total amount of energy in a closed system remains constant.

How does gravity affect energy conservation?

Gravity is a force that pulls objects towards each other. As objects move towards each other, they gain kinetic energy. However, as they move further apart, this kinetic energy is converted back into potential energy. This exchange of energy helps to maintain the conservation of energy.

What is the main challenge in solving an energy conservation problem involving gravity?

The main challenge in solving an energy conservation problem involving gravity is accurately accounting for all of the different types of energy involved, including kinetic energy, potential energy, and gravitational potential energy. It is important to carefully track the transformations of energy throughout the system.

How can one use math to solve an energy conservation problem involving gravity?

Math can be used to calculate the different types of energy involved in a system, as well as the transformations of energy that occur. This can be done using equations such as the law of conservation of energy, as well as equations specific to gravitational potential energy and kinetic energy.

Can energy conservation be violated in a system involving gravity?

No, energy conservation cannot be violated in a system involving gravity. As long as all of the energy involved is accounted for and no external forces are acting on the system, the total energy will remain constant. Violations of energy conservation would go against the fundamental laws of physics.

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