Answer:it is straight, horizontal line
Explanation:
Multiplied by; speed = distance x time
Answer:
Angle of incidence
Explanation:
When light is reflected from a surface, the angle of incidence is always equal to the angle of reflection, where both angles are measured from the path of the light to the normal to the surface at the point at which light strikes the surface. This equality is known as the law of reflection.
Answer:
1s2,2s2,2p6 or (He) 2s2 2p6