Waves - Revision | Baamboozle - Baamboozle | The Most Fun Classroom Games!

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Teams

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Score

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15

Condition for maximum diffraction

For maximum diffraction, the wavelength must be equal to the gap size.

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Check

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15

Define impulse

Impulse = Force x time, Impulse = change in momentum (mv - mu)

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Check

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lifesaver

Give 25 points!

Oops!

gold

Win 50 points!

Okay!

gift

Win 15 points!

Okay!

banana

Go to last place!

Oops!

15

Define potential energy, state its equation.

Energy possessed due to height - mgh

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Check

Okay!

Check

baam

Lose 5 points!

Oops!

seesaw

Swap points!

Okay!

fairy

Take points!

5

10

15

20

25

banana

Go to last place!

Oops!

trap

No points!

Oops!

seesaw

Swap points!

Okay!

shark

Other team loses 20 points!

Okay!

baam

Lose 15 points!

Oops!

15

Law of conservation of momentum

the total momentum before collision = total momentum after collision.

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15

Refractive Index

n = sin i/sin r (Snell’s law), n = v1/v2 ,n = c/v, n = 1/sin C

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15

Wave equation

wave speed = frequency x wavelength

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15

Define Dispersion

splitting of white light (red being longer wavelength deviates least and violet deviates most)

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15

Define momentum

Momentum is the product of mass and velocity (m x v) unit - kgm/s

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15

Properties of image formed by plane mirror

Same size, laterally inverted, virtual

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15

Principle of moments

clockwise moment = anticlockwise moments

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15

Why the pressure increases when temperature increases

The kinetic energy of the molecules increases, and more frequent collisions.

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15

Conditions for total internal reflection

Light should be traveling from denser to rarer medium, angle of incidence must be greater than critical angle

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Okay!

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15

Define kinetic energy, write its equation.

Energy possessed due to motion, Kinetic energy = ½mv2

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