# What equation would I use for this?

• physicsgirl11
In summary, the conversation discusses a physics problem involving energy and the law of conservation of energy equations. The individual asking for help is given a hint to identify the three forces acting on the sled. The second part of the problem involves determining the final velocity at the sled's highest height.
physicsgirl11
http://i892.photobucket.com/albums/ac127/cardboardreaction/phys.jpg

I need to just know how to do it, not the answer. :)

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physicsgirl11 said:
http://i892.photobucket.com/albums/ac127/cardboardreaction/phys.jpg

I need to just know how to do it, not the answer. :)

Looks likes its an energy problem, so you will need to use your law of conservation of energy equations. Can you identify the 3 forces acting on the sled? For the second part of the problem, what do you think the value of the final velocity is when it reaches its highest height as stated in the problem?

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I would need more information to determine the specific equation that would be appropriate for this situation. The equation used in physics depends on the specific variables and relationships involved in a given scenario. Can you provide more context or information about what you are trying to solve for?

## 1. What is the general equation for calculating velocity?

The general equation for calculating velocity is: v = d/t, where v is velocity, d is distance, and t is time.

## 2. How do I calculate force using an equation?

The equation for calculating force is: F = m x a, where F is force, m is mass, and a is acceleration.

## 3. What is the equation for finding the area of a circle?

The equation for finding the area of a circle is: A = πr^2, where A is area and r is the radius of the circle.

## 4. Can you provide an equation for calculating kinetic energy?

The equation for calculating kinetic energy is: KE = 1/2 x m x v^2, where KE is kinetic energy, m is mass, and v is velocity.

## 5. Is there a formula for determining the pH of a solution?

Yes, the formula for determining the pH of a solution is: pH = -log[H+], where [H+] is the concentration of hydrogen ions in the solution.

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