Do moving downhill in a roller coaster have potential energy or kinetic energy

Which of the following is most closely related to an activated complex? a. rate limiter b. energy barrier c. collision group d. transition state

My question is An object may be acted on by several forces. What name is given to the single force that has the same effect as these forces?

If object and fluid are same density what will happen

A student calculates the potential energy of a roller coaster at the top of a hill. Then, she uses the kinetic energy equation to calculate the roller coaster's energy as it reaches the bottom of the hill.

Which of the following is an example of plasma? A. the atmosphere of stars B. The vapor of super heated water C. The super hot material released from a volcano D. Clouds in our sky

Density is calculated by: dividing volume by mass dividing mass by volume multiplying mass and volume multiplying mass and gravity

The Burj Khalifa in Dubai is the tallest building in the world at about 828 m. A daredevil climbs to the top of the building and sees the the Boulevard Plaza 2 (141 m tall) about 300 m away.

Suppose the initial position of an object is zero, the starting velocity is 3 m/s and the final velocity was 10 m/s. The object moves with constant acceleration. Which part of a velocity bs.

Identify which type of scientist would use spectroscopy for each purpose. Identification of the composition of the sun and stars: Determination of chemical bonds: Prediction of the efficiency of possible laser materials: Identification of harmful

The distance a wave moves from resting position