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
FrozenT [24]
2 years ago
7

3. A block with a force of the Earth of -300. N is moved at constant velocity over a horizontal surface by a force of +50.0 N ap

plied parallel to the surface. What is the coefficient of kinetic friction?​
Physics
1 answer:
KIM [24]2 years ago
3 0

Answer:

-6

Explanation:

FRICTIONAL force=-300N,NORMAL REACTION,R=+50.0

Ú=F/R

=-300/+50.0

=-6

You might be interested in
Magnetic resonance imaging (mri) depends on the presence in tissue of __________________.
storchak [24]

Answer:

Pretty sure magnetic waves thank me later bro bro

8 0
2 years ago
What relationship exists betwen air resistance and acceleration of falling objects
ololo11 [35]
They both make a thing go faster and slower but the relationship is force.
5 0
3 years ago
Read 2 more answers
Which instrument is used to measure depth of ocean ?
skelet666 [1.2K]
Echo sounding is a type of SONAR used to determine the depth of water by transmitting sound pulses into water. The time interval between emission and return of a pulse is recorded, which is used to determine the depth of water along with the speed of sound in water at the time.
5 0
2 years ago
A physics student spends part of her day walking between classes or for recreation, during which time she expends energy at an a
kondor19780726 [428]
RESULT: Twalk= 3.64 hr

7 0
2 years ago
What subatomic particle acts like a mini-magnet?
Semenov [28]
 The subatomic particles that acts like a mini-magnet is electron. Electrons are negatively charged sub atomic particles in an atom. The electron spin is a property of an electron that makes it behave like it's spinning; a spinning electron produces a magnetic field that makes it behave like a tiny magnet in an atom. 
5 0
3 years ago
Other questions:
  • How might observations of the sun's outermost layers reveal what's happening in the interior? and how could this information be
    13·2 answers
  • Estimate the distance (in cm) between the central bright region and the third dark fringe on a screen 5.00 m from two double sli
    11·1 answer
  • A motor vehicle has a mass of 1.8 tonnes and its wheelbase is 3 m. The centre of gravity of the vehicle is situated in the centr
    14·1 answer
  • 7th grade science urgent! begging for help! if you have a voltage of 120 volts entering your house and a lightbulb with 0.75 amp
    11·1 answer
  • Help needed ASAP will give brainliest
    8·2 answers
  • NEED HELP WITH THIS! ( arithmetic sequences )
    10·1 answer
  • Why are metals so much better at conducting than other solids
    10·1 answer
  • The last main subatomic particle to be discovered was the _____.
    8·1 answer
  • A finite line of charge with linear charge density ????=3.35×10^−6 C/m and length L=0.588 m is located along the x ‑axis (from x
    14·1 answer
  • descirbe the motion of the block oncw the rocket turned off. What would it take to get the block to acclereate again?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!