Game KNB

LIGHT

100

Packets of energy travelling in a wave-like manner is called P______________.

Photon

200

Electromagnetic waves that can be seen by human eye is called V__________ L_________.

Visible light

300

Which has the greatest energy?

 Green light, Red Light, Orange Light

Green light

400

Seeing yourself in a plane mirror is a result of light R_____________.

Reflection

500

Rainbow is a result of light d___________ through water droplets.

dispersion

WAVES

100

The highest portion of a wave is called C______.

CREST

200

The lowest portion of a wave is called T__________.

TROUGH

300

The height of a wave is measured from principal axis to crest of trough. It is called, A_________.

Amplitude

400

A mechanical wave produced by movements of tectonic plates or volcanic activities.

Earthquake

500

A reflected sound wave is called E___________.

Echoe

NUMBERS

100

C is a symbol of speed of light. What is the speed of light in m/s?

3x10⁸ m/s or 300,000,000 m/s

200

1/sin is equal to __________

a. sin⁺¹

b. sin^-1

c. sin⁰

b. sin^-1

300

The prefix kilo- means _________

a. hundreds      b. thousands     c. millions

b. thousands

400

Right angle is equal to how many degrees?

90⁰

500

Translate 350,000 to scientific notation.

3.5 x 10⁵

ELEMENTS

100

Which of the following elements contains proton but not neutron?

Neon, Chlorine, Sodium, Hydrogen

Hydrogen

200

The symbol of the element Iron is _______

Fe

300

The atomic number of an element tells the number of its ________________.

Proton

400

TRUE or FALSE

Electron has mass.

TRUE

500

The chemical compound NaCl is commonly known as___________.

Salt or table salt

JUMBLED

100

SHNPOOT

Hint: Light

PHOTONS

200

FRIONTCERA 

Hint: bending

REFRACTION

300

YEES

Hint: vision

EYES

400

SINILLUO

Hint: magic

ILLUSION

500

OAHL

Hint: Angel

HALO