Answer:
It is because it cannot be used time again and again.
Answer:
Yes, Mirror are a surface that reflects light more perfectly than ordinary objects.
Explanation:
Metallic bonds! Hope this helps!! :))
Answer:
In a time-position graph (s-t graph):
slope = velocity
In a time-velocity graph (v-t graph):
slope = acceleration
area under graph = change in displacement (distance travelled)
In a time-acceleration graph (a-t graph):
area under graph = change in velocity