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aev [14]
3 years ago
6

Why do electrons move from the negative end of the tube to the positive end? ​

Chemistry
1 answer:
satela [25.4K]3 years ago
7 0

Answer: Electrons are negatively charged, and so are attracted to the positive end of a battery and repelled by the negative end. So when the battery is hooked up to something that lets the electrons flow through it, they flow from negative to positive.

Explanation:

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What is the meaning of CPI?<br>​
LekaFEV [45]

Answer:

(CPI) Consumer Price Index

Explanation:

A consumer price index measures changes in the price level of a weighted average market basket of consumer goods and services purchased by households. A CPI is a statistical estimate constructed using the prices of a sample of representative items whose prices are collected periodically.

6 0
3 years ago
The process by which water vapor changes to liquid water is called
andre [41]
When water is turned into vapor (a gas), that is called evaporation.

Hope this helps. :)
6 0
3 years ago
During an investigation, hair samples are taken from either the head or pubic area of a victim.
BabaBlast [244]

Answer:

A. True

Explanation:

it is possible to identify a hair as originating from a particular body area, the regions of the body that are primarily used in forensic comparisons are the head and pubic areas.

Forensic = the application of scientific methods and techniques to natters investigation by a court of law.

7 0
2 years ago
Ben walks 500 meters from his house to the corner store. He then walks back toward his house but stops to talk to a neighbor whe
Arada [10]

Answer:

Average velocity = 0.3 m/s.

Explanation:

Given data:

Total distance from house to store = 500 m

Distance he traveled from store and stop before reached to house = 200 m  

Total time taken = 910 sec

Average velocity = ?

Solution:

Formula:

Average velocity = displacement / time

Displacement = distance from start - end point

Displacement = 500 m - 200 m = 300 m

Average velocity = 300 m/ 910 s

Average velocity = 0.33 m/s

Average velocity = 0.3 m/s.

7 0
2 years ago
How is a kcal or Calorie different from a calorie?
Yuki888 [10]

Answer: It is different.

Explanation:

kcal is math while calorie is different in nutrition.

3 0
2 years ago
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