which two measurements are needed to determine the speed of an object

Explanation:

What is the important role in our daily life?

"The tragedy of life is not death, but what we let die inside of us while we live"

Peace of mind is important for everybody because if you are not aware of your dreams, motive, and happiness of your life then, whole life will waste and then your life is purposeless. to gain peace of life you have to decide a purpose of your life so that, you can do something productive with your life.

Satisfy yourself with the things which you already have, because we always looking for the things which don't have. we have to control our emotions to build a balanced life.

Satisfaction from your life will lead you towards self-motivation and with flow of time, you will realize that your life is so beautiful and admiring, and then eventually you will in the state of peace of mind.

success and happiness depends on the internal peace which is generally missing from everyone's life and this is a major reason for depression or hopeless life.

Always read good and inspiring books of great and motivational people, It will give you deep thought and inspiration from highly motivated and enthusiastic people. So, as you are a part of these motivational things then your life will more beautiful and inspiring for everyone.

Answer:

If the question is what is the role of person in every day life then , here is the answer:

As you go through life, you have a range of roles: employee, provider, caregiver, spouse or partner, parent, grandparent. Each of these roles comes with different expectations.

Answer:

v = u + a× t

v = 20 + 3 × 4

v = 20 + 12

v = 32 m/s