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MariettaO [177]
3 years ago
8

From 0 seconds to 4 seconds is the acceleration positive or negative?

Physics
1 answer:
Alenkinab [10]3 years ago
7 0

Answer:

From 0 -4 seconds the acceleration is positive. (The graph is going upwards.)

From 6-10 seconds the acceleration is negative. (The graph is going downwards.)

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Please help me as soon as possible.
Vilka [71]

Answer:

true

Explanation:

5 0
3 years ago
Calculate work when the force exerted to push an object is 75 n and the distance is 1.2 kilometers.
grigory [225]

The magnitude of the work done to push the object is 90,000 J

<h3>When is Work done on a body ?</h3>

Work is done on a body when the direction of the force applied is parallel to the direction of the displacement of the body.

The following parameters are given;

  • Force F = 75 N
  • Distance S = 1.2 Km
  • Work W = ?

First convert the distance in kilometer to meter by multiplying it by 1000

S = 1.2 x 1000 = 1200 m

From the definition of work,

W = F x S

Substitute the parameters into the formula

W = 75 x 1200

W = 90,000 J

Therefore, the magnitude of the work done to push the object is 90,000 J

Learn more about Work here: brainly.com/question/25573309

#SPJ1

7 0
1 year ago
What part of this equation represents the reactants?
hichkok12 [17]
The answer would be c.
your equation should look like:
reactants-----> products
5 0
3 years ago
If the strength of the magnetic field at B is 20 units, the strength of the magnetic field at A is _____.
xz_007 [3.2K]
The answer is A = 20 units
8 0
3 years ago
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Decide which of the following sports can be the most beneficial in achieving cardiovascular
Anvisha [2.4K]

If you mean beneficial in improving cardiovascular endurance then the best sports would be swimming, running, basketball, rowing and squash.

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