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

Author Question: A 1000-kg automobile moving with a speed of 24 m/s collides with a 500-kg car initially at rest. If ... (Read 39 times)

nmorano1

  • Hero Member
  • *****
  • Posts: 598
on: Jul 28, 2018
A 1000-kg automobile moving with a speed of 24 m/s collides with a 500-kg car initially at rest. If the two stick together, what is the velocity (in m/s) of the two cars after the collision relative to an automobile moving in the same direction at 15 m/s?
 a. 14
  b. 16
  c. 24
  d. 48
  e. 1.0

Question 2

Other planetary systems are best detected by the Doppler shifts that change the pattern of the star's ______________.
 Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

emsimon14

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

e

Answer to Question 2

spectrum


nmorano1

  • Member
  • Posts: 598
Reply 2 on: Jul 28, 2018
Excellent

tkempin

  • Member
  • Posts: 332
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Speed of Earth Speed of Earth
The cranium of a young infant changes dramatically in shape with age. Initially the child has severa The cranium of a young infant changes dramatically in shape with age. Initially the child has severa
Lightly squeeze along each finger applying pressure first near the knuckle and then moving along the ... Lightly squeeze along each finger applying pressure first near the knuckle and then moving along the ...
Apply effleurage to pectoral muscles with fist, moving along pectoral muscles from shoulder to ... Apply effleurage to pectoral muscles with fist, moving along pectoral muscles from shoulder to ...
Apply lotion to the entire hand and arm, moving up the arm from hand to shoulder. Use moderate ... Apply lotion to the entire hand and arm, moving up the arm from hand to shoulder. Use moderate ...
At what speed does Grogzetti need to take the curve to avoid sliding? At what speed does Grogzetti need to take the curve to avoid sliding?
Video: Fermentation - When Oxygen Is Absent, Pyruvate to Lactate & Pyruvate to Ethanol

For a complete list of videos, visit our video library