Answer:
Vector has a direction and a magnitude, scalar only has a magnitude
Explanation:
I believe the percentage is between 15-20%. Stress is a well known factor that affects the performance of people.
Answer:
the rocks have the same amount of thermal energy

The equivalent gravitational force is ~

We know that ~

where,
= mass of 1st object = 500 kg
= mass of 2nd object = 20kg
- G = gravitational constant =

- r = distance between the objects = 2.12 m
Let's calculate the force ~