Answer:
In general, a scientific law is the description of an observed phenomenon. It doesn't explain why the phenomenon exists or what causes it. The explanation of a phenomenon is called a scientific theory. It is a misconception that theories turn into laws with enough research.
Explanation:
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Answer:
1)Eat healthy food
2)Exercise daily
3)Drink plenty of water
4)Get plenty of sleep
5)Do not take stress
6)Be hygienic
Explanation:
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Answer:
the answer is number 2
Explanation:
because the weight of the scale is added
The potential energy of the car when it let go is 20,000 J.
The speed of the car at the bottom of the ramp is 20 m/s.
The given parameters;
- <em>mass of the car, m = 100 kg</em>
- <em>height of the car, h = 20 m</em>
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The potential energy of the car is calculated as follows;
P.E = mgh
P.E = 100 x 10 x 20
P.E = 20,000 J
The speed of the car at the bottom of the ramp is calculated as follows;
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I believe it is D a magnetic field
