This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: I drop a 60-g golf ball from 2.0 m high. It rebounds to 1.3 m. How much energy is lost? a. 0.29 J ... (Read 33 times)

TVarnum

  • Hero Member
  • *****
  • Posts: 548
on: Jul 28, 2018
I drop a 60-g golf ball from 2.0 m high. It rebounds to 1.3 m. How much energy is lost?
 a. 0.29 J
  c. 0.88 J
  b. 0.41 J
  d. 1.0 J

Question 2

The surface of the Sun is at approximately 5700 K, and the temperature of the Earth's surface is about 290 K. What total entropy change occurs when 2000 J of heat energy is transferred from the Sun to the Earth?
 a. 5.78 J/K
  c. 7.24 J/K
  b. 5.97 J/K
  d. 6.55 J/K


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dajones82

  • Sr. Member
  • ****
  • Posts: 359
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

D


TVarnum

  • Member
  • Posts: 548
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

rleezy04

  • Member
  • Posts: 322
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Activation energy of a chemical reaction Activation energy of a chemical reaction
A gasoline direct-injection system injects fuel under high pressure directly into the combustion ... A gasoline direct-injection system injects fuel under high pressure directly into the combustion ...
Energy Transfer Processes: Free Convection Energy Transfer Processes: Free Convection
Hot spots highlight areas of high biodiversity Hot spots highlight areas of high biodiversity
The distribution of high-energy, nutritious biscuits was a lifeline in the first days after the 2010 The distribution of high-energy, nutritious biscuits was a lifeline in the first days after the 2010
Energy and Energy Units Energy and Energy Units
Video: Red alga life cycle Animation

For a complete list of videos, visit our video library