Answer:
Explanation:
Given
inclination 
Coefficient of kinetic Friction 
Forces on crate is




I think this is the answer for the first line(Cooling ,Heating or mixing ) and for the second line is(broken down,cooled,mixed)
Explanation:
if two vectors are perpendicular to each other then thier dot product is equal to zero so (2i+3j+8k).(-4i+4j+ak)=0 (2)(-4) +(3)(4)+(8)(a) =0 -8+12+8a=0 4+8a=0 8a=-4


Answer:
the image is behind the mirror, so the image is virtual and upright.
Explanation: