A man and his dog are out for a run at 5 km/hr, going toward a...
A man and his dog are out for a run at 5 km/hr, going toward a road 15 km away. At the 1 km mark, he decides to unleash the dog, and it runs back and forth between its owner and the road at 10 km/hr while he continues at his same pace. How far does the dog run by the time the man reaches the road?
Homework Answers
need help with this question, all parts A young boy called Nick is stranded at the...
need help with this question, all parts
A young boy called Nick is stranded at the airport with his father, Tom, because of bad weather. To pass the time, they decide to have a race. The race is an out-and-back race, starting and ending at the same place. Tom runs at constant speed a distance L, and then turns around and comes back. Nick, because he is so young, gets an advantage: while running away from the start line, he...
After being abandoned by his crew on an island in the Atlantic, Captain Blackbeard builds a raft to cope and at out to sea on it.
After being abandoned by his crew on an island in the Atlantic, Captain Blackbeard builds a raft to cope and at out to sea on it. The wind seems quite steady, at first blowing him due east for 13 km and then 11 km in a direction 7 degrees north of east Confident that he will eventually reach safety, he falls asleep. When he wakes up, be notices the wind is now blowing him gently 14 degrees south of east,...
After being deserted by his crew on an island in the Caribbean, Captain Blackbeard builds a raft to escape and set out to sea on it.
After being deserted by his crew on an island in the Caribbean, Captain Blackbeard builds a raft to escape and set out to sea on it. The wind seems quite steady, at first blowing him due east for 19 km and then 13 km in a direction 5 degrees north of east. Confident that he will eventually reach safety, he falls asleep. When he wakes up, he notices the wind is now blowing him gently 14 degrees south of east,...
1. In April 1974, Steve Prefontaine completed a 10 km race in a time of 27...
1. In April 1974, Steve Prefontaine completed a 10 km race in a time of 27 min, 43.6 s. Suppose "Pre" was at the 7.85 km mark at a time of 25.0 min If he accelerated for 60 s and then maintained his increased speed for the remainder of the race, calculate his acceleration over the 60 s interval. Assume his instantaneous speed at the 7.85 km mark was the same as his overall average speed up to that time....
Case Scenario: A 23-year-old patient was the victim of a hit-and-run auto-pedestrian accident and suffered multiple...
Case Scenario: A 23-year-old patient was the victim of a hit-and-run auto-pedestrian accident and suffered multiple abrasions, a concussion, and a deep laceration of his left thigh. He was discovered approximately two hours after the incident and is now in the ER. His vital signs and hematocrit suggest that he has had a blood loss of about 2500 ml. A urinary catheter is inserted to monitor urine output, and fluid resuscitation is initiated while his wounds are cleaned and sutured....
Really need help with 1) How fast was Stan going at the time of impact? Stan the Man, from the local circus, was a human cannon ball. While practicing one day, he was shot out of a cannon and into a...
Really need help with 1) How
fast was Stan going at the time of impact?
Stan the Man, from the local circus, was a human cannon ball. While practicing one day, he was shot out of a cannon and into a canyon and subsequently died. It is believed it was murder but suicide cannot be ruled out, yet. Here are the facts of the case One afternoon, Stan climbed into the cannon for reasons we do not know. According to...
QUESTION IN BOLD AT THE BOTTOM Mark, a white, 35-year-old male weighing approximately 70 kilogram (kg)...
QUESTION IN BOLD AT THE BOTTOM Mark, a white, 35-year-old male weighing approximately 70 kilogram (kg) started a three-hour drive across the desert on US 95 from Yuma, Arizona, to Blythe, California. He set out at 7 AM on what was expected to be a very hot July day. He anticipated that it would take him about three hours to reach Blythe—plenty of time to make his 11 AM appointment with Sarah, his fiancée. When he failed to appear by...
________ In many cartoon shows, a character runs off a cliff, realizes his predicament, and lets...
________ In many cartoon shows, a character runs off a cliff, realizes his predicament, and lets out a scream. He continues to scream as he falls. If the physical situation is portrayed correctly, from the vantage point of an observer at the top of the cliff leaning over the edge, the pitch of the scream as he falls should be A) higher than the original pitch and constant. B) higher than the original pitch and increasing as he falls. C)...
QUESTION IN BOLD ON THE BOTTOM Mark, a white, 35-year-old male weighing approximately 70 kilogram (kg)...
QUESTION IN BOLD ON THE BOTTOM Mark, a white, 35-year-old male weighing approximately 70 kilogram (kg) started a three-hour drive across the desert on US 95 from Yuma, Arizona, to Blythe, California. He set out at 7 AM on what was expected to be a very hot July day. He anticipated that it would take him about three hours to reach Blythe—plenty of time to make his 11 AM appointment with Sarah, his fiancée. When he failed to appear by...
QUESTION IN BOLD AT THE BOTTOM Mark, a white, 35-year-old male weighing approximately 70 kilogram (kg)...
QUESTION IN BOLD AT THE BOTTOM Mark, a white, 35-year-old male weighing approximately 70 kilogram (kg) started a three-hour drive across the desert on US 95 from Yuma, Arizona, to Blythe, California. He set out at 7 AM on what was expected to be a very hot July day. He anticipated that it would take him about three hours to reach Blythe—plenty of time to make his 11 AM appointment with Sarah, his fiancée. When he failed to appear by...
need help with this question, all parts
A young boy called Nick is stranded at the airport with his father, Tom, because of bad weather. To pass the time, they decide to have a race. The race is an out-and-back race, starting and ending at the same place. Tom runs at constant speed a distance L, and then turns around and comes back. Nick, because he is so young, gets an advantage: while running away from the start line, he...
Really need help with 1) How
fast was Stan going at the time of impact?
Stan the Man, from the local circus, was a human cannon ball. While practicing one day, he was shot out of a cannon and into a canyon and subsequently died. It is believed it was murder but suicide cannot be ruled out, yet. Here are the facts of the case One afternoon, Stan climbed into the cannon for reasons we do not know. According to...
________ In many cartoon shows, a character runs off a cliff, realizes his predicament, and lets out a scream. He continues to scream as he falls. If the physical situation is portrayed correctly, from the vantage point of an observer at the top of the cliff leaning over the edge, the pitch of the scream as he falls should be A) higher than the original pitch and constant. B) higher than the original pitch and increasing as he falls. C)...
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