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ycow [4]
3 years ago
8

Change in velocity from 2 to -3

Physics
1 answer:
Alecsey [184]3 years ago
5 0

Velocity units =m/s

Acceleration is the rate of change of velocity

a =timechange in velocity

Therefore SI units of acceleration is ms−1/s=s2m

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On earth, what is a child’s mass if the force of gravity on the child’s body is 100 N
ikadub [295]

Answer: 10.2 kg if g = 9.8, 10 if g = 10.

Explanation:

Weight or the "force of gravity" on a person is simply defined by the equation: F = ma. In this case, the acceleration is g, which is 9.8 but can be rounded up to 10. Based on this, we have:

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4 0
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A vehicle is moving with 20m/s towards the east and another is moving 15m/s towards the west​
just olya [345]

Answer:

5 m/s

Explanation:

Given that,

A vehicle is moving with 20m/s towards the east and another is moving 15m/s towards the west​.

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6 0
3 years ago
1. Which of the following is closest to having a mass of 1 kilogram?
Bingel [31]

Answer:

C. One liter of water

Explanation:

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<em>PLEASE DO</em><em> </em><em>MARK ME</em><em> </em><em>AS BRAINLIEST</em><em> </em><em>IF MY</em><em> </em><em>ANSWER IS</em><em> </em><em>HELPFUL</em><em> </em><em>;</em><em>)</em><em> </em>

8 0
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How would you calculate the momentum of the egg right before its collision with the ground?
Daniel [21]

Answer:

mass X velocity

Explanation:

The momentum of a body is the product of its mass and velocity

7 0
3 years ago
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