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
ivolga24 [154]
3 years ago
10

A car slows down at -5.00 m/s^2 until it comes to a stop after traveling 15.0 m. What was the initial speed of the car?

Physics
1 answer:
maria [59]3 years ago
3 0
8.66mls = v1

vf2 = vi2 + a(d)
(0mls) squared = visquared + - 5mls squared (15m)
0mls squared = vi2 - 75m squared / s squared
\sqrt{x} 75 m squared/s squared = vi

Hope this helps!
You might be interested in
What is the difference between biomass and fossil fuels main points?
skad [1K]

Answer:

Fossil fuels release carbon dioxide into the atmosphere. Natural gas is the best fossil fuel in terms of energy output per unit of carbon dioxide emitted. Biomass is renewable because a new crop can be grown after each harvest, and biomass is a low carbon fuel. Biomass has the approximate chemical formula CHO.

Explanation:

5 0
3 years ago
An object is thrown with a force of 30 Newtons and ends up with an acceleration of 3 m/s ^ 2 due to that throw. What is the mass
jonny [76]

Answer:

F=30N

a= 3m/s^2

m=?

F=ma

30=m(3)

30/3=m

m=10kg

The mass of the ball is 10kg

4 0
3 years ago
To meet the productivity goal, you must move 75 units of product per hour. You have moved 30 units of product in 30 minutes. How
9966 [12]

Answer:

1.5 unit of product per min

Explanation:

30 units of product was moved in 30 minutes.

Number of units left = Total number of units-number of units moved

                                =75-30 =45 units

45 units is available to be moved for the rest 30 min. To be able to achieve this goal of 75 units of product per hour.

45/30 amount of units must be moved in 1 min

=1.5 unit per min

4 0
3 years ago
If the kinetic energy of the 40kg box is 784 J, what is the velocity before it strikes the ground?
mamaluj [8]

Answer:

Explanation:

KE=\frac{1}{2}mv^2

784=\frac{1}{2}(40)v^2

784=20v^2

39.2=v^2

v=6.26m/s

4 0
3 years ago
Electromagnetic waves do require a medium to travel.<br><br> True<br> False
pshichka [43]

Answer:

The Answer is false

Explanation:

Electromagnetic waves differ from mechanical waves in that they do not require a medium to propagate. This means that electromagnetic waves can travel not only through air and solid materials, but also through the vacuum of space.

8 0
3 years ago
Read 2 more answers
Other questions:
  • The deflection of alpha particles in rutherford’s gold foil experiments resulted in what change to the atomic model? the additio
    11·2 answers
  • Atoms can bond together in several different ways. Name three types of chemical bonding. Explain what happens to electrons in ea
    9·1 answer
  • How does gravity change as it nears an object​
    6·1 answer
  • Describe the laws of liquid pressure and explain the term fluid. (Please try to give the correct answer 'coz it's urgent!)​
    10·1 answer
  • One type of atomic particle that is found in the nucleus does not contribute to
    8·1 answer
  • Which exercise program is least effective for developing cardiovascular fitness?
    8·2 answers
  • I need help with number 2 pls it’s a quiz grade
    5·1 answer
  • The picture below shows a person swinging a toy plane attached to a string in
    13·1 answer
  • ____________ is an individual sport that helps develop your hand-eye coordination.
    9·1 answer
  • greg has a hoop and a solid cylinder, and wants to spin each around its axis of rotation. they have the same mass and radius. wh
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!