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suter [353]
3 years ago
10

In a cathode-ray tube, particles are fired at the screen. What are these particles

Physics
1 answer:
dalvyx [7]3 years ago
3 0
Thomson's experiments with cathode ray tubes showed that all atoms contain tiny negatively charged subatomic particles or electrons.
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Answer:

The particles should move faster and have more space between them.

Explanation:

As the molecules heat, they should start to vibrate with the energy. When they vibrate, the space between them increases.

7 0
4 years ago
What is a physical property of giant covalent structures?
pav-90 [236]
Very high melting<span> points - Substances with giant covalent structures have very high</span>melting<span> points, because a lot of strong covalent bonds must be broken. Graphite, for example, has a </span>melting point<span> of more than 3,600ºC. Variable conductivity - Diamond does not conduct electricity.</span>
5 0
3 years ago
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Variables that affect the amount of current flowing in a circuit​
Andru [333]

Answer:

Potential Difference between ends (Voltage)

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Material of wire.

Length of wire.

Area of Cross- section.

Explanation:

6 0
2 years ago
If an electric circuit is not grounded, it is best to reach out and touch it to provide the ground
fgiga [73]

Answer:

No. Touching a live electric current is never a good idea.

Explanation:

5 0
3 years ago
You accidentally drop a book down a stairwell. Assuming no air resistance, How fast will the book be moving after 1.1 second?
nlexa [21]
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3 years ago
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