Electricity Concepts and Principles

Electricity Concepts and Principles

Assessment

Interactive Video

Physics, Science

8th - 12th Grade

Hard

Created by

Emma Peterson

FREE Resource

The video tutorial introduces basic concepts of electricity, tracing its origins to the Greek word 'electron' meaning amber. It explains the atomic structure according to the Rutherford-Bohr model, focusing on protons, neutrons, and electrons. The tutorial includes exercises on calculating electric charge and discusses electric forces, tension, and potential difference. It concludes with an exploration of current flow in conductors, emphasizing energy transformation and current calculation.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the origin of the word 'electricity'?

Roman word 'electra'

Egyptian word 'elektra'

Greek word 'electron'

Latin word 'electra'

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who first observed the phenomenon of static electricity using amber?

Plato

Thales of Miletus

Socrates

Aristotle

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the charge of a proton?

Positive

Negative

Neutral

Variable

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which particle in an atom has a negligible mass?

Proton

Electron

Neutron

Nucleus

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many electrons are needed to achieve a charge of -1 Coulomb?

1.6 x 10^19

9.1 x 10^19

3.2 x 10^18

6.24 x 10^18

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when two objects with opposite electric charges are brought close?

They become neutral

They attract each other

They repel each other

They explode

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the unit of electric potential?

Ampere

Coulomb

Volt

Watt

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