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

Author Question: If there were no gravity, a cannonball fired upward at 45 would follow a straight-line path. Due to ... (Read 179 times)

appyboo

  • Hero Member
  • *****
  • Posts: 527
on: Jul 29, 2018
If there were no gravity, a cannonball fired upward at 45 would follow a straight-line path. Due to gravity, however, at the end of 3 s it is
 
  A) 5 m below the straight line.
  B) 10 m below the straight line.
  C) 15 m below the straight line.
  D) 20 m below the straight line.
  E) more than 20 m below the straight line.

Question 2

Neglecting air resistance, after a ball leaves your hand when you toss it upward, the force on it
 
  A) gradually decreases until the ball reaches the top of its path.
  B) first acts upward and then downward after reaching the top.
  C) is only the force due to gravity, always directed downward.
  D) none of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jevvish

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: E

Answer to Question 2

Answer: C


appyboo

  • Member
  • Posts: 527
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

DylanD1323

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

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?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

1-16 The Sun’s Daily Path and the Energy It Deposits Here 1-16 The Sun’s Daily Path and the Energy It Deposits Here
Possible Causes of Abnormal Specific Gravity Possible Causes of Abnormal Specific Gravity
Two stubby screwdrivers used to access screws that have limited space above. A straight blade is on ... Two stubby screwdrivers used to access screws that have limited space above. A straight blade is on ...
The engine is rotated until the timing marks on the front of the crankshaft line up with zero ... The engine is rotated until the timing marks on the front of the crankshaft line up with zero ...
Fuel should be heard returning to the fuel tank at the fuel return line if the fuel pump and ... Fuel should be heard returning to the fuel tank at the fuel return line if the fuel pump and ...
The political path toward success may seem impenetrable The political path toward success may seem impenetrable
Video: First Stage of Labor and Delivery Video

For a complete list of videos, visit our video library