1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Arlecino [84]
2 years ago
9

A 20 metric ton train moves toward the south at 50 m/s. At what speed must it travel to have four times its original momentum

Physics
1 answer:
OverLord2011 [107]2 years ago
5 0

Answer:

200 m/s

Explanation:

as momentum is a product of mass and speed, and mass is not changing, four times the speed will result in four times the momentum.

p = mv

4p = m(4v)

You might be interested in
What is the measure of a change in an object’s velocity?
tiny-mole [99]
It's a measure of the acceleration
6 0
3 years ago
Which of these statements is true?
balu736 [363]
Imma go with A.

Hope this helps:) 
8 0
3 years ago
Read 2 more answers
Light passes through a greenhouse's glass walls due to the process of _____.
likoan [24]

Answer:

B..

Explanation:

4 0
3 years ago
Describe a cell at the beginning of the Mitosis process.
ElenaW [278]
<span>Cells may appear inactive during this stage, but they are quite the opposite. This is the longest period of the complete cell cycle during which DNA replicates, the centrioles divide, and proteins are actively produced. </span>
4 0
3 years ago
If the absolute pressure of gas is 550.280 kPa, its gauge pressure is
RUDIKE [14]

pressure absolute = pressure gage + pressure atmosphere

7 0
3 years ago
Other questions:
  • An object has an acceleration of 6.0 m/s/s. if the net force acting upon this object were doubled, then its new acceleration wou
    13·1 answer
  • Help! Please???
    5·1 answer
  • When evaluating data, why is it better to make a graph instead of just looking at the raw data in the table?(8th grade Science s
    13·1 answer
  • Explain, in complete sentences, Issac Newton's Laws Of Motion. Explain how each law is applied in the real world​
    7·2 answers
  • Why is a noble gas different from other elements
    14·2 answers
  • Wht is the mass number of 19k/39
    10·1 answer
  • Smooth surfaces produce a __________________ reflection.
    13·1 answer
  • In a ray diagram showing refraction, the incident ray and the refracted ray...
    15·1 answer
  • The Greek root ology means "the study of." The suffix -ist means "one who studies or practices something." Using those definitio
    11·1 answer
  • If a galaxy has an apparent velocity of 2300 km/s, what is its distance if the Hubble constant is assumed to be 70 km/s/Mpc
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!