RAY OPTICS
WHAT IS LENS?
A lens is a transparent object, often made of glass or plastic, that refracts light to form an image
WHAT IS THE MEANING OF THERMO?
Thermo- is a determinant and a word forming element that relates to heat, warmth, hot, temperature or thermal energy
WHAT IS MECHANICS?
the branch of applied mathematics dealing with motion and forces producing motion.
WHAT IS THE NAME OF OUR GALAXY?
MILKY WAY GALAXY
WHAT IS QUANTUM?
a discrete quantity of energy proportional in magnitude to the frequency of the radiation it represents.
WHAT IS REFLECTION?
BOUNCING BACK OF LIGHT
What is the core concept in thermodynamics?
ENERGY
WHAT IS DISPLACEMENT?
the shortest distance between an object's initial and final position, taking direction into account
WHAT IS OUR STAR CALLED?
SUN
what are the 3 sub atomic particles?
proton , neutron and electron