3 years ago

Standing and holding a barbell that has a mass of 100kg at a height of 2m involves being done on the barbell to maintain

Physics

1 answer:

expeople1 [14]3 years ago

3 0

Answer:

I'm not sure but, this video's pretty cool: gestyy.com/eyRkH2

Explanation:

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If a 20kg object is moved across the floor and the coefficient of friction is 0.255. What is the frictional force?

Sladkaya [172]

Ff=μN=μmg=0.255*20=5.1 N

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3 years ago

Which example represents the impact of religion on culture in the United States? A. children receiving counseling at school B. f

dmitriy555 [2]

Answer:

D. Banks and offices closing on sunday.

Explanation:

Church is usually on sunday and people need a day off to do it because service is about 3 hours long. When banks and offices close on this day it shows how religion has affected our lives and our culture.

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babymother [125]

Wave speed = frequency * wavelength
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3 years ago

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Yakvenalex [24]

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2 years ago

Density of water is 1000kg/m3. Find out the amount of mass of 5m3 water

Licemer1 [7]

Answer:

5000 m³

Explanation:

density = mass / volume

mass = density × volume

mass = 1000 × 5

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3 years ago