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
Afina-wow [57]
3 years ago
14

A 20kg boy on a 5 kg skateboard coasts to a rest from a speed of 4.5m/s while traveling a distance of 20m on the sidewalk. Draw

a free body diagram for this situation and calculate the acceleration of the skateboard, the force of friction on the skate board and the coefficient of friction between the skateboard and the sidewalk.
Physics
1 answer:
maks197457 [2]3 years ago
6 0

It will take him 4.5 seconds


You might be interested in
As the wavelength of A wave in a uniform medium increases, its speed will what?
viva [34]

The speed of a wave in a uniform medium doesn't depend on its wavelength.


8 0
3 years ago
HELP ASAP!!!! WILL GIVE BRAINLIEST!
Pani-rosa [81]

Answer:

Vacculoes, vesicles

Explanation:

Organelles and other structures within the cells have vesicles collectively referred to as the endo-membrane system. The Lysosomes pack up the substances, and the vesicles go through the porsous membrame and secrete the substances.

6 0
3 years ago
A horizontal force of 400.0 N is required to pull a 1760 N truck across the floor at a constant speed. Find the coefficient of s
Tomtit [17]

Data given:

Fh=400N

Ftruck=1760N

Data needed:

u=?

Formula needed:

Fh=Ftruck×u

Solution:

u=Fh/Ftruck

u=400N/1760N

u=0,227272727

4 0
3 years ago
Earl _______ go to the game today.* cantcan'tcan 'ntcant'
mariarad [96]
Can't

----------------------------------

4 0
3 years ago
Read 2 more answers
Peter is buying a big screen TV. He decides that price determines 50% of the decision, the brand name is 20%, the actual screen
Lynna [10]

Answer:

This process of weighting attributes is used ______.remove the connection among the various attribute in the set of specification and to set priorities

Explanation:

The process of weighting attribute is used to remove the association among attributes in a sample set as some attributes are considered more important than others. The weighing serves to indicate the desirability for an attribute with respect o the other attributes

As such, the weighting is used to set the order of importance, and to indicate the priorities

3 0
3 years ago
Other questions:
  • How long does it take the earth to complete one revolution
    5·1 answer
  • The diagram shows a person using a piece of gym equipment to lift weights.
    14·2 answers
  • Hi, does anyone know the answer for question 2 or 3? Thank you
    8·1 answer
  • An ac series circuit has an impedance of 60 Ohm and
    5·1 answer
  • What happens when someone is walking across the carpeted room then touches a metal door knob
    11·1 answer
  • An ant crawls along a sidewalk with a velocity of 0.1 m/s in a direction that is 45° relative to edge of the sidewalk. If it has
    14·1 answer
  • One small thing you eat it you atomicly started crry. what is it.​
    12·1 answer
  • Which of the following describe wind patterns created by a low-pressure front, where two air masses are interacting? Choose one
    15·1 answer
  • 4. If a book falls off the kitchen counter and hits the floor 0.51 seconds later,
    10·1 answer
  • Fast, irregular, and low-amplitude electrical activity corresponds to
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!