A charged object creates an electric field - an alteration of the space or field in the region that surrounds it. Other charges in that field would feel the unusual alteration of the space. Whether a charged object enters that space or not, the electric field exists.
Radio and microwaves have longer wavelengths than visible light. If you go take a look at the electromagnetic spectrum, you will be able to see that visible light waves have a higher frequency and a shorter wavelength (
).
Answer:
116 Cal
Explanation:
15 g CHO × 4 Cal/g = 60 Cal
5 g PRO × 4 Cal/g = 20
4 g fat × 9 Cal/g = <u> 36 </u>
TOTAL = 116 Cal
There are 116 Cal in one serving of the product.
Answer:Why is Dalton credited with proposing the first atomic theory if Democritus was talking about atoms almost 2,200 years earlier?
- Democritus' ideas were not supported by evidence
- Dalton's theory was the first scientific theory because it relied on scientific investigative processes.
- Dalton's theory was supported by evidence and repeated investigation.
Explanation: 1: Democritus' ideas were not supported by evidence
2: Dalton's theory was the first scientific theory because it relied on scientific investigative processes.
3: Dalton's theory was supported by evidence and repeated investigation.
Answer:
the oxidation number of hydrogen is +2, while oxygen is -2
