« previous next »

Author Question: A ball is thrown straight up, reaches a maximum height, then falls to its initial height. Make a ... (Read 72 times)

809779

  • Hero Member
  • *****
  • Posts: 579
on: Jul 29, 2018
A ball is thrown straight up, reaches a maximum height, then falls to its initial height. Make a statement about the direction of the velocity and acceleration as the ball is coming down.
 
  A)
 
  Both its velocity and its acceleration point upward.
  B)
 
  Its velocity points upward and its acceleration points downward.
  C)
 
  Its velocity points downward and its acceleration points upward.
  D)
 
  Both its velocity and its acceleration point downward.
  E)
 
  Neither velocity nor acceleration can be determined without additional information.

Question 2

State Gay-Lassac's law.
 
  What will be an ideal response?


skipfourms123

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

At constant volume, the absolute pressure of a gas is directly proportional to the absolute temperature.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

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?

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?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Straight Leg Raising Test Straight Leg Raising Test
Normal development of posture and spinal curves. (A) Toddler: Protruding abdomen; lumbar lordosis. ( Normal development of posture and spinal curves. (A) Toddler: Protruding abdomen; lumbar lordosis. (
Height and weight table Height and weight table
Children make a fast adjustment to a new culture, although, as with these Hmong children in ... Children make a fast adjustment to a new culture, although, as with these Hmong children in ...
Synaptic transmission. (a) Action potential reaches synapse; (b) neurotransmitter released synaptic ... Synaptic transmission. (a) Action potential reaches synapse; (b) neurotransmitter released synaptic ...
Adult height Adult height
Video: Genetic distance between human groups

For a complete list of videos, visit our video library