sabrinathompson022 sabrinathompson022

04-12-2019
Physics

contestada

A car is travelling at a speed of 21m/s. It accelerates at an average rate of 3m/s^2 for a time
of 4 seconds. Find the distance it travels.

Respuesta :

rufiladhani rufiladhani

04-12-2019

Answer:

S = 108m

Explanation:

According to Second Law of Motion:

S = Vi*t + 0.5*a*t^2

Vi = 21m/s

a = 3m/s^2

t = 4s

Putting all values in Equation

S = 21*4 + 0.5*3*4^2

S = 84 + 24

S = 108m

Answer Link

Otras preguntas

A polynomial of degree 1 is called a?

Need answer's ASAP How did the end of the County Unit System help to bring more diversity into Georgia

Examine the following scenario: A population of small fish lives in a lake (Lake A).The dark-colored fish are the ancestral phenotype and represent the usual c

After 5 tests, Tisha's average score was 91. After six tests, her average was 89. What was her score on her sixth test?

A yardstick placed perpendicular to the ground casts a 4 foot shadow. At the same time, a grain silo casts a 34 foot shadow. Write a proportion you can use to f

Which of the following results is not a way that trade can benefit all parties involved?

The main means of subsistence for the Native Americans that lived on the Great Plains was hunting antelope and A. horse. B. cow. C. buffalo. D. deer.

What are the worst disadvantages of teenage pregnancy

a piece of cable 8.5 long weighs 52 grams. What will a 10-Cm length of the same cable weigh?

The following chemical equation is unbalanced. When the equation is balanced, what is the coefficient for pure calcium (Ca)? A. 1 B. 2 C. 3 D. 4

Q&A Education