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

how does a cells structure relate to its function in the body?

What is the decimal value of the fraction 27 ? A. 0.1428571¯ B. 0.285714¯ C. 0.285714¯¯¯¯¯¯¯¯¯¯ D. 0.1428571

Helen has 48 cubic inches of clay to make a solid square right pyramid with a base edge measuring 6 inches. Which is the slant height of the pyramid if Hele

I keep getting this wrong. Please someone help

The graph of the piecewise function is shown. What is the range of f(x)? A) { f(x)| –∞ < f(x) < ∞} B) { f(x)| –∞ < f(x) ≤ 4} C) { f(x)| 4 < f(x) &l

Which of the following is a requirement for protecting patient autonomy? a. patients must independently research all procedures prior to giving consent. b. pa

The weight of an African elephant is 6 × 106 grams; the weight of a tiger is 3 × 105 grams. How many times heavier is the elephant than the tiger? 2 grams 20

Muscle tissue send electrical signals throughout the human body. True or false

f(x)=2x+8 inverse of the function

Alex has 4 pizzas if he eats 2 how many will he have left