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Thomas Science > Revisions > Flashcards

Revisions Flashcards

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Biology 101 flashcards
1
Q

What is reflection?

A

The bouncing of light

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2
Q

What is Li

A

The angle of incidence

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3
Q

What is Lr

A

The angle of reflection

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4
Q

At what point does the incident ray, the normal and point, reflected ray meet?

A

They all meet at the same point.

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5
Q

What is refraction?

A

The bending of light

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6
Q

What is incident ray?

A

The ray falling on the surface

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7
Q

What is the reflected ray?

A

The ray that travels back into the medium after striking the surface

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8
Q

What is the normal?

A

The perpendicular drawn to the surface in 90 degrees

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9
Q

What is the Angle of Incidence

A

The angle between the incident ray and the normal

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10
Q

What is the Angle of reflection?

A

The angle between the normal and reflected ray

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11
Q

What is dispersion?

A

The splitting of white light into colours

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12
Q

What is spectrum?

A

A band of seven colours “VIBGYOR”

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13
Q

Which colour refracts the least?

A

Red

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14
Q

Which colour refracts the most?

A

Violet

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15
Q

What is an object that is a source of light described as?

A

Luminous

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16
Q

What is an object that is not a source of light described as?

A

Non-luminous

17
Q

Atoms features

A

-Tiniest particles
-Cannot be seen with the naked eye
-Atoms join to form molecules
-Everything is made up of atoms
-Same properties- Physical- chemical

18
Q

What does the term bonding mean?

A

Two or more atoms joining tightly together

Thomas Science (1 decks)

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