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

Author Question: Popeye, of mass 75.0 kg, has just downed a can of spinach. He accelerates quickly and stops Bluto, ... (Read 42 times)

Capo

  • Hero Member
  • *****
  • Posts: 545
on: Jul 28, 2018
Popeye, of mass 75.0 kg, has just downed a can of spinach. He accelerates quickly and stops Bluto, of mass 650 kg (Bluto is very dense), who is charging in at 15.0 m/s. What was Popeye's speed?
 a. 1.73 m/s
  b. 48.3 m/s
  c. 120 m/s
  d. 130 m/s
  e. 15.0 m/s

Question 2

Two skaters, both of mass 75.0 kg, are on skates on a frictionless ice pond. One skater throws a 0.40-kg ball at 6.0 m/s to his friend, who catches it and throws it back at 6.0 m/s. When the first skater has caught the returned ball, what is the velocity of each of the two skaters?
 a. 0.031 m/s, moving apart
  b. 0.063 m/s, moving apart
  c. 0.031 m/s, moving towards each other
  d. 0.063 m/s, moving towards each other
  e. 12 m/s, moving apart


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

juliaf

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

b


Capo

  • Hero Member
  • *****
  • Posts: 545
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


juliaf

  • Sr. Member
  • ****
  • Posts: 344
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

A Coronal Mass Ejection A Coronal Mass Ejection
Center of Mass of a Binary Star System Center of Mass of a Binary Star System
The sensing wire in a typical hot wire mass air flow sensor. The sensing wire in a typical hot wire mass air flow sensor.
Outbreak of E. coli O157: H7 in 2006 that was traced to bagged prewashed spinach Outbreak of E. coli O157: H7 in 2006 that was traced to bagged prewashed spinach
Body Mass Index (IBM) Body Mass Index (IBM)
You heat 3.952 g of a mixture of Fe3O4 and FeO to form 4.162 g Fe2O3. The mass of oxygen ... You heat 3.952 g of a mixture of Fe3O4 and FeO to form 4.162 g Fe2O3. The mass of oxygen ...
Video: Primary Active Transport - electrochemical gradient and ion transport / water movement

For a complete list of videos, visit our video library