How? Well radiation can be used to improve everyday life. Nuclear energy can be used in medicine and as tools of treatment, especially for cancer, and trace the movement of atoms in biological systems.
Hope i got the answer correct....
Answer:
They have no solid surface.
Explanation:
Many outer planets are actually known as gas giants and don't contain much of a solid surface. hope this helped!
A. If an objects velocity is decreasing, the object is said to be decelerating not accelerating.
B. If an objects velocity changes, it is either experiencing acceleration or deceleration
C. If an object is said to be decelerating, its velocity must be decreasing.
D. If an objects velocity remains constant, its acceleration is zero.
∴ B is correct