Answer:d
Explanation:
because the brighter the stars look the bigger they look
Answer:14.14 cm
Explanation:
Given
Spring Compression 
Potential energy Stored in spring
Suppose k is the spring constant of spring
Potential Energy of spring is given by 




for 100 J energy





The added weight of the sand puts more downward pressure on the wheels contacting the rails, which would cause the trains speed to decrease.
The more arms it has the less of a chance the prey has to swim away.
Answer: 185.5672566
Explanation: The friction is not relevant
Normal reaction is the force perpendicular to the surface.
this force resists the downwards forces applied which are gravity and a component of the applied force.