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Презентация, доклад по английскому языку по теме Light as a form of energy

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1. Презентация по английскому языку по теме Light as a form of energy
2. Mr. Thomas Edison invented the incandescent light bulb.
3. Light is a form of energy.
4. Light radiates from its source.
5. Light travels in straight lines in all directions at once.
6. Straight lines of radiation are called rays.
7. The brightness and color of light depends upon the amount of energy.
8. The atom has electrons.
9. These electrons move around the centre of an atom.
10. When the atom gets energy the electrons absorb it.
11. They begin to move faster and farther.
12. When the electrons absorb too much energy they emit a burst of energy.
13. When the electrons emit the burst of energy we see light and feel heat.
14. After the burst electrons pulled back to
15. An incandescent bulb has a filament.
16. This filament has millions of atoms that emit energy bursts.
17. We are able to see the light.

Mr. Thomas Edison invented the incandescent light bulb.

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Английский язык
Презентация по английскому языку по теме Light as a form of energy

Слайд 1Light

Light

Слайд 2Mr. Thomas Edison invented the incandescent light bulb.

Mr. Thomas Edison invented the incandescent light bulb.

Слайд 3Light is a form of energy.

Light is a form of energy.

Слайд 4Light radiates from its source.

Light radiates from its source.

Слайд 5Light travels in straight lines in all directions at once.

Light travels in straight lines in all directions at once.

Слайд 6Straight lines of radiation are called rays.

Straight lines of radiation are called rays.

Слайд 7The brightness and color of light depends upon the amount of

energy.

The brightness and color of light depends upon the amount of energy.

Слайд 8The atom has electrons.

The atom has electrons.

Слайд 9These electrons move around the centre of an atom.

These electrons move around the centre of an atom.

Слайд 10When the atom gets energy the electrons absorb it.

When the atom gets energy the electrons absorb it.

Слайд 11They begin to move faster and farther.

They begin to move faster and farther.

Слайд 12When the electrons absorb too much energy they emit a burst

of energy.

When the electrons absorb too much energy they emit a burst of energy.

Слайд 13When the electrons emit the burst of energy we see light

and feel heat.

When the electrons emit the burst of energy we see light and feel heat.

Слайд 14After the burst electrons pulled back to the centre of the

atom, and the process begins again.

After the burst electrons pulled back to the centre of the atom, and the process begins again.

Слайд 15An incandescent bulb has a filament.

An incandescent bulb has a filament.

Слайд 16This filament has millions of atoms that emit energy bursts.

This filament has millions of atoms that emit energy bursts.

Слайд 17 We are able to see the light.

We are able to see the light.

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