johnathanwallace147
johnathanwallace147 johnathanwallace147
  • 01-03-2019
  • Mathematics
contestada

If a roller coaster has the potential energy of 250 Joules right before it plunges down the track, what is its potential energy half way through the run?

Respuesta :

Аноним Аноним
  • 01-03-2019

Answer:

130 joules.

Step-by-step explanation:

Potential energy at height h = mgh  where m = mass, g = acceleration due to gravity.

At the halfway mark the  where the height is h/2 then the potential energy is 1/2 * 260 = 130 joules.

Answer Link

Otras preguntas

Which sentence best explains the relationship between pressure and the solubility of a gas? A. The greater the pressure, the more gas that will dissolve. B. Sol
A) 41 cm2 B) 54 cm2 C)81 cm2 D)121.5 cm2
What is the slope of the line through the points (5,2) and (-3, -7).
Explain how solving -7y > 161 is different from solving 7y > -161.
A chemical equation is balanced when the subscripts of the reactants equal the subscripts of the products, coefficients of the reactants equal the coefficients
Where is the brainly tutor option? Does it not exist anymore ?
72 638 rounded to the nearest is 72 600.
Which of the following was a power granted to the Federal government under the Articles of Confederation? A. Increase taxes on citizens. B. Create laws for the
How to round 1.083333333333333 to the nearest hundredth?
E Qui ne veut pas mettre le plateau sur le plancher? O Patrick O Morgan O Sandy O M. Grover?​