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
dangina [55]
3 years ago
13

Which requires more work, carrying a 420 N knapsack up a 200 m hill or carrying a 210 knapsack up a 400 m hill? Why?

Physics
1 answer:
Katen [24]3 years ago
4 0

Answer:

b

Explanation:

because the weight/work increases bcz of the time period

You might be interested in
What scientific device fascinated Newton as a Boy?
Wittaler [7]

Answer:

As a boy, Sir Isaac Newton was fascinated by a Windmill.

A drawing of a Windmill, which many believe to have been sketched by the young Newton over three an half centuries ago was discovered in his childhood home on a wall.

Cheers!

7 0
3 years ago
Care sunt marimile ce caracterizează nucleul?
Yakvenalex [24]

Answer:

Sub stratul exterior lichid-metal al miezului Pământului se află o bilă solidă de fier și aliaj de nichel cu aproximativ 1,60 km în diametru.

Explanation:

4 0
3 years ago
Weight of 9.81 N calculate its mass??
Fudgin [204]

Answer:

0.981kg

Explanation:

As we know,

1kg =10N

So,

mass = 9.81/10 = 0.981Kg

6 0
2 years ago
How does your body’s flexibility naturally change as you age?
chubhunter [2.5K]
<span>Your flexibility decreases.  But if you exercise or stretch a few times a  week you can slow down the process </span>
7 0
3 years ago
Read 2 more answers
What type of electromagnetic radiation is being used in the picture?
pashok25 [27]

Answer: b i think

Explanation:

6 0
3 years ago
Other questions:
  • Which of the following is not a velocity?*
    13·2 answers
  • the force is found by multiplying the mass of an object by velocity at which it travels. true or false
    12·1 answer
  • Two laptop computers each have a mass of 2 kg. If they are 0.5 m apart on a desk, what is the gravitational force between them?
    13·1 answer
  • What happens to Earth’s temperature as cloud cover increases?
    9·2 answers
  • A bungee cord with a spring constant of 800 stretches 6 meters at its greatest displacement. How much elastic potential energy d
    9·1 answer
  • A magnetic hockey puck (0.40 kg) hits another hockey puck (0.40 kg) at rest and both travel together to the right at 8.0 m/s. Ho
    12·2 answers
  • Compare and contrast the processes of fission and fusion
    11·2 answers
  • How shadows are formed?​
    15·1 answer
  • When a bow releases an arrow, the arrow
    13·2 answers
  • Which of the following is NOT a product of science?
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!