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Charging Methods and Conductors

Charging Methods and Conductors

Assessment

Interactive Video

Physics, Science, Chemistry

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial explains how objects become charged, focusing on the differences between conductors and insulators. It covers three methods of charging: conduction, induction, and friction. Conduction involves direct contact between conductors, induction uses a charged object without contact, and friction involves rubbing materials to transfer electrons. The tutorial also introduces semiconductors and superconductors, highlighting their unique properties.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean for an object to be charged?

It has more electrons than protons.

It has more protons than electrons.

It has no protons or electrons.

It has an equal number of protons and electrons.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a characteristic of conductors?

Electrons can move freely.

They are always made of metal.

Electrons are tightly bound to the nucleus.

They do not conduct electricity.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which material is an example of a semiconductor?

Copper

Silicon

Rubber

Wood

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is required for the conduction method of charging?

A triboelectric series.

A grounding wire.

Contact between two conductors.

No contact between objects.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the conduction method, what happens when two conductors touch?

They repel each other.

Protons move to equalize charge.

They both become neutral.

Electrons move to equalize charge.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a key feature of the induction method of charging?

Direct contact is necessary.

It requires a triboelectric series.

It only works with insulators.

It involves grounding.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

During induction, what happens when a negatively charged rod is brought near a neutral conductor?

The conductor becomes negatively charged.

Electrons are repelled to the far side.

Protons move towards the rod.

Electrons are attracted to the rod.

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