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
irina1246 [14]
3 years ago
6

A 1000-kg car rolling on a smooth horizontal surface ( no friction) has speed of 20 m/s when it strikes a horizontal spring and

is brought to rest in a distance of 2 m What is the spring’s stiffness constant?
Physics
1 answer:
spayn [35]3 years ago
6 0

Explanation:

kinetic energy was converted to potential energy in the spring.

the answer is in the above image

You might be interested in
The_______ of an object is given relative to an origin
Setler79 [48]
The slope of an object is given relative to an origin.
8 0
3 years ago
A pure substance can be a ..................... (a) element (b) compound (c) either element or compound (d)none of these
stiks02 [169]

Answer:

C

Explanation:

An element is a pure substance that can not be broken down into anything simpler

A compound in also a pure substance held together in fixed proportion through chemical bonds

7 0
3 years ago
Read 2 more answers
Help me please
yarga [219]
1. False
2.False
3.False
4.True
5. True
6. False
7.True
8.False
9. True
10. False

3 0
3 years ago
Read 2 more answers
Which best explains why the receiver of a signal must understand the code or language being used
Oksi-84 [34.3K]

The receiver of a signal must understand the code or language being used to avoid confusion and losses.

<h3>What is a Signal?</h3>

This is usually in the form of a sound or body movement and is involved in conveying messages to people.

The receiver must understand the code or language in order to prevent confusion or loss of lives and properties.

Read more about Signal here brainly.com/question/15304191

#SPJ1

4 0
2 years ago
What is one major difference between federal and unitary governments
nikklg [1K]

Answer:

In a unit government, all the powers of government are moved around in the central government where in turn in a federal government, the powers of government are divided between the center and the units.

Explanation:

I hope this helps.

5 0
1 year ago
Other questions:
  • What is shown in the diagram
    15·2 answers
  • In a double-slit experiment, if the central diffraction peak contains 13 interference fringes, how many fringes are contained wi
    9·1 answer
  • A nylon thread is subjected to a 8.5-N tension force. Knowing that E 5 3.3 GPa and that the length of the thread increases by 1.
    9·1 answer
  • One light-year is the distance light travels in one year. This distance is equal to 9.461 1015 m. After the sun, the star neares
    6·1 answer
  • This is the number of complete movements of a wave per second.
    14·1 answer
  • Find the magnitude of a fourth force on the stone that will make the vector sum of the four forces zero.
    10·1 answer
  • Batman, whose mass is 122 kg, is holding on to the free end of a 6.89 m rope, the other end of which is fixed to a tree limb abo
    5·1 answer
  • The Andromeda Galaxy is faintly visible to the naked eye in the constellation Andromeda. Suppose instead it were located in the
    6·1 answer
  • How was electric force used to generate lights
    11·1 answer
  • 1. A body has a velocity of 72 km/hr. Find its value in m/s.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!