LIGHT
Packets of energy travelling in a wave-like manner is called P______________.
Photon
The highest portion of a wave is called C______.
CREST
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
Which of the following elements contains proton but not neutron?
Neon, Chlorine, Sodium, Hydrogen
Hydrogen
SHNPOOT
Hint: Light
PHOTONS
Electromagnetic waves that can be seen by human eye is called V__________ L_________.
Visible light
The lowest portion of a wave is called T__________.
TROUGH
1/sin is equal to __________
a. sin+1
b. sin-1
c. sin0
b. sin-1
The symbol of the element Iron is _______
Fe
FRIONTCERA
Hint: bending
REFRACTION
Which has the greatest energy?
Green light, Red Light, Orange Light
Green light
The height of a wave is measured from principal axis to crest of trough. It is called, A_________.
Amplitude
The prefix kilo- means _________
a. hundreds b. thousands c. millions
b. thousands
Proton
YEES
Hint: vision
EYES
Seeing yourself in a plane mirror is a result of light R_____________.
Reflection
A mechanical wave produced by movements of tectonic plates or volcanic activities.
Earthquake
Right angle is equal to how many degrees?
900
TRUE or FALSE
Electron has mass.
TRUE
SINILLUO
Hint: magic
ILLUSION
Rainbow is a result of light d___________ through water droplets.
dispersion
A reflected sound wave is called E___________.
Echoe
Translate 350,000 to scientific notation.
3.5 x 105
The chemical compound NaCl is commonly known as___________.
Salt or table salt
OAHL
Hint: Angel
HALO