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

Author Question: Omar throws a rock down with speed 12.5 m/s from the top of a tower. The rock hits the ground after ... (Read 57 times)

nmorano1

  • Hero Member
  • *****
  • Posts: 598
on: Jul 28, 2018
Omar throws a rock down with speed 12.5 m/s from the top of a tower. The rock hits the ground after 1.50 s. What is the height of the tower? (air resistance is negligible)
 a. 24.0 m
  b. 21.0 m
  c. 30.0 m
  d. 54.0 m
  e. 45.0 m

Question 2

A rock, released at rest from the top of a tower, hits the ground after 3.5 s. What is the speed of the rock as it hits the ground? (g = 9.8 m/s2 and air resistance is negligible)
 a. 34 m/s
  b. 17 m/s
  c. 44 m/s
  d. 68 m/s
  e. 24 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xMRAZ

  • Sr. Member
  • ****
  • Posts: 363
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

a


nmorano1

  • Member
  • Posts: 598
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

daiying98

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Approximately 1 pound (0.45 kg) of ground elk meat formed into patties; note the relatively small fa Approximately 1 pound (0.45 kg) of ground elk meat formed into patties; note the relatively small fa
Tummy rock to release energy blocks in the torso and head. Tummy rock to release energy blocks in the torso and head.
Stonehenge From The Ground Stonehenge From The Ground
Granite and Granitic Rock Granite and Granitic Rock
When a 2.75-kg fan, having blades 18.5 cm long, is turned off, its angular speed decreases ... When a 2.75-kg fan, having blades 18.5 cm long, is turned off, its angular speed decreases ...
Barry Bonds hits a 125m (450') home run that lands in the stands at an altitude 30m above its ... Barry Bonds hits a 125m (450') home run that lands in the stands at an altitude 30m above its ...
Video: Gastrin (gastric emptying) & Secretin (buffering gastric acid)

For a complete list of videos, visit our video library