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Oduvanchick [21]
4 years ago
8

Someone help please I am suffering from these

Physics
1 answer:
seropon [69]4 years ago
3 0

i will b i don't now but you said you was suffering so i have to help you i'm going to put a thank you on you name okay bye

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. A stationary mass explodes into two parts of mass 4 kg and 40 kg . If the K.E of larger mass is 100 J . The K.E of small mass
alisha [4.7K]

Answer:

10J

Explanation:

KE = (1/2)mv²

100J = (.5)(40kg)v²

v²=(100J)/(20kg)

v²= 5

KE = 5(.5)(4kg)

KE = 10J

3 0
3 years ago
Reading or writing on a phone is especially dangerous while driving because:
algol [13]

Answer:

Explanation:

When we are driving we need a lot of attention and concentration. Also one involved in driving should be consious and courteous

Thus, whenever a person is drives, and when he is disactracted by Mobile phones it will destroy his presence of mind.

It will good if use mobile after stopping the vehicle

Thanks

5 0
3 years ago
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Sounds are produced by objects that are______
ahrayia [7]

Answer: Vibrating

Explanation:

Sound is produced when an object vibrates. The sound vibrations cause waves of pressure that travel through a medium, such as air, water, wood or metal. Sound is a form of mechanical energy.

7 0
3 years ago
Why are peer reviews important?
riadik2000 [5.3K]
Peer review is important because it is used by scientists to decided which results should be published in a scientific journal
8 0
3 years ago
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What should i do if i'm stuck at home? Any thing except watching movies and going to sleep
Makovka662 [10]

card games

board games

bird watch

write a song

make a game

count stuff

throw a ball with someone

play outside

3 0
3 years ago
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