TA delivery truck, from the postal service is traveling w/ constant velocity to an
Interstate entrance ramp wla 5.0 slope.
A leo kg box sits on theswor of the truck
and as dresurot starit friction it
does not slide.

An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.

The ability to make things happen is also called a. heat b. force c. matter d. energy