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Naya [18.7K]
3 years ago
9

Does electric charge always travel through a conductor?

Physics
2 answers:
Evgen [1.6K]3 years ago
8 0

Answer:

No

Explanation:

Charges in a wire can flow fast or slow, while electrical energy always flows along the wire at the same incredibly high speed. However, electrical energy does not travel though the wire as sound travels through air but instead always travels in the space outside of the wires.

blsea [12.9K]3 years ago
5 0

Answer:

Explanation:

Charges in a wire can flow fast or slow, while electrical energy always flows along the wire at the same incredibly high speed. ... However, electrical energy does not travel though the wire as sound travels through air but instead always travels in the space outside of the wires.

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Metamorphic rock occurs when you take any other type of rock and put them under ________ and ______________, and they twist and
GrogVix [38]

Answer:

This question appear incomplete

Explanation:

This question appear incomplete because of the absence of options. However, metamorphic rocks are rocks that are formed from other pre-existing rocks under heat and pressure (both are usually high), causing them to twist and melt together. Metamorphism simply means a change in form of something and that's what happens here also.

4 0
3 years ago
A 70.0-kilogram man is walking at a speed if 2.0 m/s. What is the kinetic energy?
Paraphin [41]

Answer:

140 J

Explanation:

From the the question, the mass of the man =70.0 kg and the speed at which the man is walking =2.0 m/s.

K.E =  \frac{1}{2}m {v}^{2}

where K.E = the kinetic energy, m=mass and v= speed.

By substitution,

K.E =  \frac{1}{2} \times 70 \times  {2}^{2}

\implies \: K.E = \frac{280}{2}

\implies K.E =140

Hence the kinetic energy of the man is 140J

3 0
3 years ago
Describe what happens to chromosomes before mitosis.
Brums [2.3K]

Explanation:

Before mitosis, the chromosomes are copied. They then coil up, and each chromosome looks like a letter X in the nucleus of the cell. The chromosomes now consist of two sister chromatids. Mitosis separates these chromatids, so that each new cell has a copy of every chromosome

6 0
3 years ago
Select the correct answer. Samuel adds a teaspoon of salt to a glass of water. He notices that the salt disappears. Samuel takes
borishaifa [10]

Answer:

A

Explanation:

A chemical reaction is a process that leads to the chemical transformation of one set of chemical substances to another. Therefore it can not be any of the other answers because the substance was water at first but now its salty water.

ps what kind of person would drink water after you put salt in it lol.

8 0
3 years ago
A parking lot is going to be 60 m wide and 240 m long. what dimensions could be used for a scale model of the lot?​
Zanzabum

Answer:

it is 20cm x 80cm

Explanation:

just did it on apex

7 0
4 years ago
Read 2 more answers
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