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
Digiron [165]
2 years ago
6

Plsss help I don’t understand this

Physics
2 answers:
nekit [7.7K]2 years ago
6 0

B is the correct option.

1. Given eqn;

S(t) = 1/2t² - 4t + 8

2.Differentiate the above eqn with respect to t;

<u>d(S(t))</u> = t - 4

dt

When distance, S, is differentiated it results to velocity.

V = t - 4

at t = 10

V = 10 - 4

V = 6 feet/s

mixer [17]2 years ago
4 0
The person above is correct, it’s B
You might be interested in
Which of the following statements is TRUE for high-visibility clothing? A. High-visibility clothing helps to reduce insect probl
Vlad1618 [11]

Answer:

The answer for the above statement is:

C. High-visibility clothing is important to wear in areas with moving vehicles.

because in bright clothes you are easier to see, so people driving can see you.

Explanation:

3 0
3 years ago
Read 2 more answers
A monochromatic light passes through a narrow slit and forms a diffraction pattern on a screen behind the slit. As the slit widt
maw [93]

Answer:

shrinks with all the fringes getting narrower

Explanation:

As the light passes through the slit, the diffraction pattern shrinks, as the waves have more opening to penetrate, and the fringes becomes more narrow as a result of that, The opposite happens as the conditions are reversed.

8 0
3 years ago
Which electromagnetic wave enables us to see objects?
disa [49]
Visible light
Choose B
4 0
3 years ago
Read 2 more answers
A yacht is pushed along at a constant velocity by the wind. The wind force is 180N at an angle of 25 degrees to the direction of
damaskus [11]
The parallel component is given by
F=180cos(25)=163.14N
4 0
3 years ago
What are the subzones for each main zone?
Makovka662 [10]

Answer:

The oceanic zone is subdivided into the epipelagic, mesopelagic, and bathypelagic zones on the basis of amount of light that reaches different depths. The mesopelagic (disphotic) zone, where only small amounts of light penetrate, lies below the Epipelagic zone.

Explanation:

5 0
2 years ago
Other questions:
  • Nuclear Energy definition ​
    8·1 answer
  • Suppose you observed the equation for a traveling wave to be y(x, t) = A cos(kx − ????t), where its amplitude of oscillations wa
    7·1 answer
  • An electromagnetic wave is traveling straight down toward the center of the Earth. At a certain moment in time the electric fiel
    10·1 answer
  • “What is the relationship between wavelength and frequency?”
    13·1 answer
  • If you push a shopping cart with all of your strength will it move faster if it's empty or full of items? Explain
    6·2 answers
  • Momentum is most similar to which other physics concept?
    11·1 answer
  • The student thinks that two magnets on top of each other will produce a
    10·1 answer
  • A block slides along a frictionless surface and onto a slab with a rough surface. The slab has mass of 4 kg and the block has ma
    5·1 answer
  • Which of the following can be caused by weathering?
    11·1 answer
  • D<br>Iylpst any three properties of 9.​
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!