Answer:
A big wheel with triple the circumference of a small wheel will rotate with triple the force.
Explanation:
- when this circumference is tripled, it means triple the force (they are directly correlated)
Answer:
True.
Explanation:
The given statement is true that the law of universal gravitation offers a mathematical explanation for the attraction between the moon and Earth.
According to this law, the forces between two masses can be calculated by the product of their masses and divided by the square of the distance between them. Mathematically, it can be written as :

G is universal gravitational constant
Hence, the given statement is true.
Answer:
The spinal cord is information central in terms of the nerves involved with walking. The spinal nerves in and at the base of the spinal cord directly affect the walking motion.
Explanation: