« previous next »

Author Question: A 0.10-kg ball is dropped from a height of 10 m and rebounds to a height of 8.0 m. a. Is energy ... (Read 126 times)

c0205847

  • Hero Member
  • *****
  • Posts: 531
on: Jul 28, 2018
A 0.10-kg ball is dropped from a height of 10 m and rebounds to a height of 8.0 m.
 a. Is energy conserved in the ball?
  b. If not, how much energy was lost, and what happened to it?

Question 2

Complete the equation: CH3CCCH3 + 2 H2  ___________________ _
 Fill in the blank(s) with correct word


Danny Ewald

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 28, 2018
Answer to Question 1

a. No
b. 2.0 J, lost primarily to frictional heat

Answer to Question 2

CH3CH2CH2CH3


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

c0205847

  • Hero Member
  • *****
  • Posts: 531
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


Danny Ewald

  • Sr. Member
  • ****
  • Posts: 332
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Kinetic Energy Kinetic Energy
Twelve primary energy channels and the Conception and Governing Vessels of Traditional Chinese ... Twelve primary energy channels and the Conception and Governing Vessels of Traditional Chinese ...
Solar energy heats the atmosphere, creates seasons, and causes air to circulate Solar energy heats the atmosphere, creates seasons, and causes air to circulate
Energy imbalance establishes a temperature gradient between the tropics and the poles Energy imbalance establishes a temperature gradient between the tropics and the poles
France has produced most of its energy from nuclear power since the oil crisis of the 1970s France has produced most of its energy from nuclear power since the oil crisis of the 1970s
A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ... A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ...
Video: Phases of the Female Reproductive Cycle - Hormonal regulation

For a complete list of videos, visit our video library