The elements which have similar behavior are Barium, strontium and beryllium.
Explanation:
Acceleration is a derived unit because it is derived from two quantities : Velocity and time.
We know, acceleration = Change in velocity/Time
Answer:
A. negative; virtual.
Explanation:
A concave lens always forms a virtual erect and diminished image. The reason why is that the image is actually formed by the intersection of virtually extended refracted rays.
Hope this helps!
Please mark as brainliest if correct!
Answer:
sorry but which class your talking 'bout
