Introduction to Physics

11. The law that states that energy cannot be created or destroyed, only transformed from one form to another, is called:
a) Newton’s First Law
b) Newton’s Second Law
c) Law of Conservation of Energy
d) Law of Conservation of Momentum

12. The process of converting a solid directly into a gas without passing through the liquid state is called:
a) Evaporation
b) Sublimation
c) Condensation
d) Freezing

13. Which color of light has the shortest wavelength?
a) Red
b) Green
c) Blue
d) Yellow

14. The bending of light as it passes from one medium to another is called:
a) Reflection
b) Dispersion
c) Refraction
d) Diffraction

15. The SI unit of electric current is:
a) Volt
b) Ohm
c) Ampere
d) Coulomb