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
tatyana61 [14]
3 years ago
7

A cross-country skier moves 32 meters westward, then 54

Physics
1 answer:
tigry1 [53]3 years ago
3 0

Explanation:

It is given that, a cross-country skier moves 32 meters westward, then 54  meters eastward, and finally 68 meters westward.

The attached figure shows the whole scenario. He starts walking 32 m west and finally it walks 68 m west.

Let west is negative and east is positive.

Displacement = final position - initial position

= -68 - (-32)

= -36 m

The magnitude of displacement is equal to 30 m westwards.

You might be interested in
Jamie hears a high-pitched sound that then changes to a low-pitched sound. What is most likely occurring?
netineya [11]
 Below are the choices that can be found from other source:

a. frequency
b. the Doppler effect
c. the resonance effect
<span>d. intensity

The answer is B. 

Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.
</span>
3 0
3 years ago
Read 2 more answers
1) Freddy drives 4 miles east to his friend's house. He then travels 9 more miles east to the supermarket. Finally on his way ba
timurjin [86]

Answer:

<h3>B. 19miles</h3>

Explanation:

If Freddy drives 4 miles east to his friend's house. He then travels 9 more miles east to the supermarket. Finally on his way back home he out  of gas 6 miles after leaving the supermarket, the distance travel by fred will be the sup of all the distances he covered throughout the journey.

Distance covered by fred = 4miles + 9miles + 6miles

Distance covered by fred = 13miles + 6miles

Distance covered by fred  = 19miles

8 0
3 years ago
Q5) Name the unit for expressing nuclear cross-sections.
andreyandreev [35.5K]

Answer:

The unit is the barn, which is equal to 10-28 m^2 or 10-24 cm^2

Explanation:

The standard unit for measuring a nuclear cross section (denoted as σ)

3 0
3 years ago
"Force" can be defined as a push or a<br> O pull<br> O grab
Nady [450]

Answer:

pull

is your answer please give me some thanks

4 0
2 years ago
Read 2 more answers
Describe 2 ways you could increase the efficiency of a household central heating system
chubhunter [2.5K]

Answer:

Arrange an annual service. Treat your boiler like your car. ...

Keep your boiler clean. ...

Bleed your radiators. ...

Top up the pressure. ...

Use a Powerflush. ...

Insulate your pipes. ...

Turn the heating on. ...

If all else fails…

Explanation:

6 0
3 years ago
Other questions:
  • An ore sample weighs 17.50 N in air. When the sample is suspended by a light cord and totally immersed in water, the tension in
    13·1 answer
  • Which calculation is an example of velocity
    12·2 answers
  • If you push a 100-kilogram box on Earth, then take it to the Moon and try to push it there, it would feel like you were pushing
    7·2 answers
  • Check my work please
    9·1 answer
  • The newest generation of smart phone uses three different batteries connected in a series simultaneously to extend battery life
    14·1 answer
  • A soccer player kicks a ball with initial velocity of 10m/s at an angle of 30 degrees above the horizontal.....what is the magni
    12·1 answer
  • Two objects with masses of 2.75 kg and 4.45 kg are connected by a light string that passes over a light frictionless pulley to f
    12·1 answer
  • A ball is thrown up into the air. Describe the work done on the ball and the energy transformations that take place
    6·1 answer
  • There are screws all around you. Name five examples of screws that you see in everyday life? Think broadly!
    6·1 answer
  • When a narrow laser beam passes through a fine wire mesh before arriving at the wall, it forms a complicated pattern of bright s
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!